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Christopher D Lee, MD

Diagnostic Radiology · Berkeley

NPI 1265937049

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
4
2 carriers
Offices
6

Offices

6 locations · Bay Imaging Consultants Medical Group Inc · Sutter Valley Medical Foundation · Magnetic Imaging Affiliates LLC · John Muir Magnetic Imaging Center

Looking this up.

Hospitals listed: Alta Bates Summit Medical Center · Alta Bates Summit Medical Center - Alta Bates Camp · Eden Medical Center · John Muir Medical Center - Concord Campus · John Muir Medical Center - Walnut Creek Campus. That is not proof they admit you there this week.

Plans that list them

4 plans · 2 carriers

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Lee’s office to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

4 of 4 plans

Plans whose provider directory lists this clinician
Imperial Courage Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Dynamic Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Senior Value (HMO C-SNP)Imperial Health Plan of California, Inc.ListedSep 1, 2026
DualConnect (HMO D-SNP)Santa Clara Family Health PlanListedSep 1, 2026

California Medical Board record

Licence A165127 · Current

Licensed to practise in California · since 2019 · expires 2027-09-30 · Rutgers New Jersey Medical School.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

Hospitals they work in

5 hospitals

These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.

  • Alta Bates Summit Medical CenterOakland, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Sutter Health, which runs 27 hospitals in 2 statesPatients rate it 3 of 5 · 78% would definitely recommend it
    Overall rating: 5 of 5 starsBetter than the national rate — Death rate among surgical inpatients with serious treatable complications: 130.09 (87.72 to 172.46) · 109 cases, Jul 2022 – Jun 2024Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.274, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.227, Oct 2024 – Sep 2025
  • Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Sutter Health, which runs 27 hospitals in 2 statesPatients rate it 2 of 5 · 67% would definitely recommend it
    Overall rating: 4 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.298, Oct 2024 – Sep 2025
  • Eden Medical CenterCastro Valley, CAAcute Care Hospital · Voluntary non-profit - Other · Has an emergency department · Birthing-friendlyPart of Sutter Health, which runs 27 hospitals in 2 statesPatients rate it 3 of 5 · 75% would definitely recommend it
    Overall rating: 4 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.122, Oct 2024 – Sep 2025
  • John Muir Medical Center - Concord CampusConcord, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of John Muir Health, which runs 3 hospitalsPatients rate it 3 of 5 · 77% would definitely recommend it
    Overall rating: 4 of 5 starsBetter than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.235, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.675, Oct 2024 – Sep 2025
  • John Muir Medical Center - Walnut Creek CampusWalnut Creek, CAAcute Care Hospital · Voluntary non-profit - Other · Has an emergency department · Birthing-friendlyPart of John Muir Health, which runs 3 hospitalsPatients rate it 3 of 5 · 77% would definitely recommend it
    Overall rating: 2 of 5 starsWorse than the national rate — Abdominopelvic accidental puncture or laceration rate: 2.01 (1.17 to 2.85) · 2,206 cases, Jul 2022 – Jun 2024Worse than the national rate — Death rate among surgical inpatients with serious treatable complications: 222.42 (177.82 to 267.02) · 120 cases, Jul 2022 – Jun 2024Worse than the national rate — Pressure ulcer rate: 1.4 (0.91 to 1.9) · 9,764 cases, Jul 2022 – Jun 2024Worse than the national rate — SSI - Colon Surgery: 2.734, Oct 2024 – Sep 2025Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.536, Oct 2024 – Sep 2025Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.341, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.455, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.245, Oct 2024 – Sep 2025
See every measure and the patient survey for Alta Bates Summit Medical Center

Behind the star rating — Deaths: 2 better, 6 the same, 0 worse of 8 measures. Safety: 4 better, 3 the same, 0 worse of 7 measures. Readmissions: 3 better, 6 the same, 0 worse of 9 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Alta Bates Summit Medical Center
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths130.09 (87.72 to 172.46) · 109 casesBetterJul 2022 – Jun 2024
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.274BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.227BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1 (0.06 to 1.94) · 1,209 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.88 (0.6 to 1.16)No differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2 · 89 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths6.9 · 105 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths9.8 · 270 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths8.9 · 447 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths13.7 · 341 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths11.2 · 381 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.6 · 2,811 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.13 (0 to 0.31) · 7,167 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.21 (0.02 to 0.4) · 7,659 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths2.93 (0.92 to 4.94) · 1,668 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.25 (0 to 2.75) · 580 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.67 (1.19 to 4.15) · 1,446 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths6.17 (0.33 to 12.02) · 633 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths8.11 (4.67 to 11.55) · 619 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.61 (0.15 to 3.07) · 309 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.39 (0 to 0.96) · 6,085 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.8 · 217 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.724No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections1.425No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.716No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits12.7 · 416 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.6 · 606 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits-30.4 · 359 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-31.8 · 555 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits-14.4 · 358 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16 · 382 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.1 (3.2 to 8.2) · 25 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits10.8 (7.3 to 16) · 25 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits4.5 · 232 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits9.9 · 56 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20 · 152 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits14.8 (11.1 to 20) · 251 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits1.2 (0.9 to 1.5) · 579 casesNo differentJan 2024 – Dec 2024

What patients said (535 patients answered, 18% of those asked)

Patient survey stars by topic at Alta Bates Summit Medical Center
Cleanliness4
Nurse communication3
Doctor communication4
Communication about medicines2
Discharge information3
Overall hospital rating4
Quietness3
Recommend hospital5
Share of patients giving the best answer at Alta Bates Summit Medical Center
Room was "always" clean73%
Nurses "always" communicated well75%
Doctors "always" communicated well81%
Staff "always" explained58%
Yes, staff "did" give patients this information86%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully79%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)75%
Staff "always" explained new medications73%
Nurses "always" explained things so they could understand69%
Nurses "always" listened carefully72%
Nurses "always" treated them with courtesy and respect85%
"Always" quiet at night54%
"YES", patients would definitely recommend the hospital78%
Staff "always" explained possible side effects43%
Yes, staff "did" give patients information about possible symptoms86%
See every measure and the patient survey for Alta Bates Summit Medical Center - Alta Bates Camp

Behind the star rating — Deaths: 2 better, 5 the same, 0 worse of 7 measures. Safety: 2 better, 5 the same, 0 worse of 7 measures. Readmissions: 2 better, 6 the same, 1 worse of 9 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Alta Bates Summit Medical Center - Alta Bates Camp
Clostridium Difficile (C.Diff)Infections0.298BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.18 (0.16 to 2.2) · 730 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.87 (0.51 to 1.23)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths188.12 (132.31 to 243.94) · 50 casesNo differentJul 2022 – Jun 2024
Death rate for COPD patientsComplications and deaths6.8 · 50 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.8 · 41 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9.4 · 189 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths12.6 · 184 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths8.7 · 103 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.9 · 1,585 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.18 (0 to 0.4) · 3,929 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.31 (0.11 to 0.51) · 3,954 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.15 (0.95 to 5.36) · 754 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.62 (0 to 3.33) · 325 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths1.99 (0.39 to 3.59) · 717 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths10.85 (2.27 to 19.44) · 326 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.79 (1.08 to 8.49) · 302 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.68 (0.19 to 3.18) · 184 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.17 (0 to 0.88) · 3,240 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.4 · 161 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.207No differentOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.48No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.785No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0No differentOct 2024 – Sep 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.4 · 243 casesNoneJul 2023 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-58.2 · 194 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits-12.3 · 177 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.8 · 209 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.4 (3.8 to 7.5) · 215 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits12.2 (9.4 to 15.5) · 215 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits4.8 · 150 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.2 · 81 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.4 (10 to 18.1) · 315 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.8 (0.6 to 1.2) · 137 casesNo differentJan 2024 – Dec 2024

What patients said (449 patients answered, 15% of those asked)

Patient survey stars by topic at Alta Bates Summit Medical Center - Alta Bates Camp
Cleanliness2
Nurse communication2
Doctor communication2
Communication about medicines2
Discharge information2
Overall hospital rating2
Quietness2
Recommend hospital3
Share of patients giving the best answer at Alta Bates Summit Medical Center - Alta Bates Camp
Room was "always" clean62%
Nurses "always" communicated well72%
Doctors "always" communicated well75%
Staff "always" explained53%
Yes, staff "did" give patients this information82%
Yes, staff "did" give patients information about help after discharge82%
Doctors "always" explained things so they could understand68%
Doctors "always" listened carefully73%
Doctors "always" treated them with courtesy and respect83%
Patients who gave a rating of "9" or "10" (high)58%
Staff "always" explained new medications67%
Nurses "always" explained things so they could understand67%
Nurses "always" listened carefully66%
Nurses "always" treated them with courtesy and respect81%
"Always" quiet at night49%
"YES", patients would definitely recommend the hospital67%
Staff "always" explained possible side effects38%
Yes, staff "did" give patients information about possible symptoms83%
See every measure and the patient survey for Eden Medical Center

Behind the star rating — Deaths: 0 better, 7 the same, 0 worse of 7 measures. Safety: 2 better, 5 the same, 0 worse of 7 measures. Readmissions: 0 better, 7 the same, 0 worse of 7 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Eden Medical Center
Clostridium Difficile (C.Diff)Infections0.122BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.88 (0 to 1.89) · 819 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.81 (0.46 to 1.16)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths137.41 (92.94 to 181.88) · 70 casesNo differentJul 2022 – Jun 2024
Death rate for COPD patientsComplications and deaths8.4 · 78 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths11.7 · 38 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths11.1 · 207 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths17.6 · 359 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths10.5 · 355 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.4 · 1,714 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.17 (0 to 0.39) · 4,697 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.3 (0.1 to 0.5) · 4,676 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths2.69 (0.53 to 4.85) · 860 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.56 (0 to 3.24) · 251 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.75 (1.17 to 4.32) · 818 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.76 (0 to 15.78) · 261 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths6.09 (2.08 to 10.1) · 242 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.64 (0.16 to 3.12) · 233 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.16 (0 to 0.85) · 4,132 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.9 · 60 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.431No differentOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.292No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.307No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.61No differentOct 2024 – Sep 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.1 · 258 casesNoneJul 2023 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits22.6 · 225 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits2.4 · 367 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.9 · 390 casesNoneJul 2023 – Jun 2025
Rate of readmission after hip/knee replacementUnplanned return visits5.7 · 58 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20 · 88 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.9 (9.6 to 17.4) · 68 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.8 (0.6 to 1.1) · 205 casesNo differentJan 2024 – Dec 2024

What patients said (431 patients answered, 17% of those asked)

Patient survey stars by topic at Eden Medical Center
Cleanliness3
Nurse communication2
Doctor communication2
Communication about medicines2
Discharge information3
Overall hospital rating3
Quietness3
Recommend hospital4
Share of patients giving the best answer at Eden Medical Center
Room was "always" clean71%
Nurses "always" communicated well75%
Doctors "always" communicated well75%
Staff "always" explained57%
Yes, staff "did" give patients this information87%
Yes, staff "did" give patients information about help after discharge86%
Doctors "always" explained things so they could understand70%
Doctors "always" listened carefully73%
Doctors "always" treated them with courtesy and respect82%
Patients who gave a rating of "9" or "10" (high)70%
Staff "always" explained new medications70%
Nurses "always" explained things so they could understand69%
Nurses "always" listened carefully71%
Nurses "always" treated them with courtesy and respect83%
"Always" quiet at night58%
"YES", patients would definitely recommend the hospital75%
Staff "always" explained possible side effects43%
Yes, staff "did" give patients information about possible symptoms87%
See every measure and the patient survey for John Muir Medical Center - Concord Campus

Behind the star rating — Deaths: 2 better, 6 the same, 0 worse of 8 measures. Safety: 0 better, 7 the same, 0 worse of 7 measures. Readmissions: 1 better, 9 the same, 1 worse of 11 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at John Muir Medical Center - Concord Campus
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.235BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.675BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.11 (0.21 to 2) · 1,612 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.02 (0.77 to 1.28)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths184.13 (136.65 to 231.6) · 86 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.2 · 175 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.6 · 124 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.4 · 172 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths8 · 537 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths13.5 · 434 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths13 · 215 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.8 · 3,208 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.32 (0.13 to 0.51) · 7,626 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.23 (0.04 to 0.41) · 8,660 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.1 (1.29 to 4.91) · 2,723 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.21 (0 to 2.51) · 1,208 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths3 (1.7 to 4.3) · 2,355 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.77 (3.24 to 12.3) · 1,216 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths3.43 (0.43 to 6.43) · 1,253 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.93 (0.47 to 3.4) · 388 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths1.14 (0.58 to 1.69) · 6,288 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.1 · 263 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.636No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.254No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.904No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits13.5 · 312 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.1 · 768 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits-6.8 · 295 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-3.1 · 648 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits31.1 · 433 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits17.1 · 504 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits6.7 (5.1 to 8.8) · 476 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits12.9 (10.5 to 15.7) · 476 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits6.1 · 250 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits8.8 · 154 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits21.7 · 186 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.4 (9.9 to 17.9) · 192 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits1 (0.7 to 1.2) · 546 casesNo differentJan 2024 – Dec 2024

What patients said (521 patients answered, 23% of those asked)

Patient survey stars by topic at John Muir Medical Center - Concord Campus
Cleanliness4
Nurse communication3
Doctor communication3
Communication about medicines2
Discharge information3
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at John Muir Medical Center - Concord Campus
Room was "always" clean72%
Nurses "always" communicated well78%
Doctors "always" communicated well80%
Staff "always" explained57%
Yes, staff "did" give patients this information86%
Yes, staff "did" give patients information about help after discharge88%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully79%
Doctors "always" treated them with courtesy and respect84%
Patients who gave a rating of "9" or "10" (high)72%
Staff "always" explained new medications70%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully73%
Nurses "always" treated them with courtesy and respect83%
"Always" quiet at night46%
"YES", patients would definitely recommend the hospital77%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms84%
See every measure and the patient survey for John Muir Medical Center - Walnut Creek Campus

Behind the star rating — Deaths: 3 better, 2 the same, 2 worse of 7 measures. Safety: 2 better, 5 the same, 1 worse of 8 measures. Readmissions: 3 better, 5 the same, 2 worse of 10 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at John Muir Medical Center - Walnut Creek Campus
Abdominopelvic accidental puncture or laceration rateComplications and deaths2.01 (1.17 to 2.85) · 2,206 casesWorseJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths222.42 (177.82 to 267.02) · 120 casesWorseJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths1.4 (0.91 to 1.9) · 9,764 casesWorseJul 2022 – Jun 2024
SSI - Colon SurgeryInfections2.734WorseOct 2024 – Sep 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.536BetterOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.341BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.455BetterOct 2024 – Sep 2025
MRSA BacteremiaInfections0.245BetterOct 2024 – Sep 2025
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.14 (0.87 to 1.4)No differentJul 2022 – Jun 2024
Death rate for COPD patientsComplications and deaths6.4 · 131 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10 · 148 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9.8 · 695 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths12.5 · 827 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths14.1 · 509 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.4 · 4,483 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.35 (0.18 to 0.53) · 11,630 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.22 (0.05 to 0.39) · 11,793 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.33 (1.69 to 4.96) · 3,268 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.37 (0 to 2.94) · 1,631 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.76 (1.43 to 4.09) · 3,066 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths6.12 (0.22 to 12.02) · 1,580 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.43 (1.21 to 7.64) · 1,594 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.82 (0.4 to 3.24) · 685 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.9 · 615 casesNoneApr 2023 – Mar 2025
SSI - Abdominal HysterectomyInfections1.88No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.7 · 93 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.9 · 729 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits-30.1 · 91 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-13 · 736 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits34.8 · 842 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.7 · 818 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.3 (3.3 to 8.4) · 28 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits10.8 (7.2 to 15.5) · 28 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits4.9 · 584 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.4 · 139 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.2 (9.9 to 17.9) · 222 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits1.1 (0.8 to 1.5) · 321 casesNo differentJan 2024 – Dec 2024

What patients said (758 patients answered, 24% of those asked)

Patient survey stars by topic at John Muir Medical Center - Walnut Creek Campus
Cleanliness3
Nurse communication3
Doctor communication3
Communication about medicines2
Discharge information4
Overall hospital rating3
Quietness3
Recommend hospital4
Share of patients giving the best answer at John Muir Medical Center - Walnut Creek Campus
Room was "always" clean65%
Nurses "always" communicated well75%
Doctors "always" communicated well76%
Staff "always" explained55%
Yes, staff "did" give patients this information87%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand70%
Doctors "always" listened carefully75%
Doctors "always" treated them with courtesy and respect82%
Patients who gave a rating of "9" or "10" (high)69%
Staff "always" explained new medications68%
Nurses "always" explained things so they could understand71%
Nurses "always" listened carefully72%
Nurses "always" treated them with courtesy and respect83%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital77%
Staff "always" explained possible side effects42%
Yes, staff "did" give patients information about possible symptoms87%

Original Medicare doctor bills

$209,559

Medicare paid this office $209,559 for 381 people.

This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.

Largest Original Medicare bills
Nuclear medicine study from skull base to mid-thigh with ct scan99$123,174$1,184
Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries88$25,888$278
Nuclear medicine study whole body with ct scan14$18,714$1,248
Mri scan of brain before and after contrast43$4,096$93
Mri scan of brain before and after contrast22$2,113$96
See all 12 services
Every Original Medicare service billed
Nuclear medicine study from skull base to mid-thigh with ct scan99$123,174$1,184
Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries88$25,888$278
Nuclear medicine study whole body with ct scan14$18,714$1,248
Mri scan of brain before and after contrast43$4,096$93
Mri scan of brain before and after contrast22$2,113$96
Ct scan head or brain without contrast50$1,676$32
Ct scan of upper spine without contrast21$797$38
Ct scan of blood vessels of neck with contrast11$765$70
Mri scan of brain without contrast12$715$60
Ct scan of soft tissue of neck with contrast12$680$57
3d radiographic procedure with computerized image postprocessing20$668$33
X-ray for bone length assessment13$152$12

Who their Medicare patients are

381 Original Medicare patients in 2024. Average age 74 · Under 65 11% · 85 and older 13% · Women 54% · Also on Medicaid 29% · Health risk score 1.88. Above the middle of the specialty; the typical diagnostic radiology clinician is at 1.7.

Conditions among them: High blood pressure 75% · Cancer 37% · Depression 29% · Diabetes 27% · Coronary heart disease 27% · Chronic kidney disease 27% · Heart failure 21% · COPD 21% · Atrial fibrillation 21% · Stroke 15% · Dementia 9%.

The office billed $1,200,557, Medicare allowed $265,378 and paid $209,559; for 741 services of 57 kinds.

Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.

Year by year

Original Medicare by year
2024381741741.88$1,200,557$209,559
20233549761.51$12,163$2,118

Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.

See the services billed each year

2023: 2 services

Original Medicare services billed in 2023
Ct scan head or brain without contrast18$580$32
Ct scan of upper spine without contrast12$460$38

Money from drug and device companies

$13 in 2022

A payment is not proof that care is biased.

Payments by company
AngioDynamicsAlphavac$13
1 payment
  • Meals for Alphavac · 2022-02-07 · $13
See the published payment
Every published payment
AngioDynamicsMeals · 2022-02-07Alphavac$13

Professional record

NPI
1265937049
Licence
CA A165127California A165127: Current · expires 2027-09-30
Trained
Rutgers New Jersey Medical School, 2018
Group
Bay Imaging Consultants Medical Group Inc · Sutter Valley Medical Foundation · Magnetic Imaging Affiliates LLC · John Muir Magnetic Imaging Center
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 2085N0700X (2085N0700X); Federal specialty code 207U00000X (207U00000X); Diagnostic radiology (2085R0202X)
Mailing address
1101 N Main St Apt 617, Los Angeles, CA, 90012
NPI first listed
2018-03-26
NPI last updated
2025-05-14
NPI record certified
2025-05-14

This is when the NPI record was last certified, not a medical board exam.

Extra NPI addresses: 1983 Marengo St # D&T3d321, Los Angeles, CA, 90033 · 100 Madison Ave, Morristown, NJ, 07960 · 798 S Winchester Blvd, San Jose, CA, 95128