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Lisa Aviva Friedman, MD

Pathology · Stanford

NPI 1154881100

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
Office
1

Offices

1 location · Stanford Health Care · 3,152 clinicians in this group

Looking this up.

Hospitals listed: California Pacific Medical Center- Van Ness Campus · Memorial Medical Center · Stanford Health Care. That is not proof they admit you there this week.

Plan participation

Not verified

We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Friedman’s office at (650) 723-4000 to ask if they take your plan before you enroll.

California Medical Board record

Licence A184699 · Current

Licensed to practise in California · since 2023 · expires 2027-03-31 · University of Virginia School of Medicine.

Matched on the licence number without its letter prefix; check the name before relying on it.

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

Hospitals they work in

3 hospitals

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

  • California Pacific Medical Center- Van Ness CampusSan Francisco, 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 4 of 5 · 78% would definitely recommend it
    Overall rating: 3 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.224, Oct 2024 – Sep 2025Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.325, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.373, Oct 2024 – Sep 2025
  • Memorial Medical CenterModesto, 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 3 of 5 · 72% would definitely recommend it
    Overall rating: 3 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.093, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.085, Oct 2024 – Sep 2025
  • Stanford Health CareStanford, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Stanford Health Care, which runs 3 hospitalsHome of Stanford Cancer Institute, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 83% would definitely recommend it
    Overall rating: 5 of 5 starsWorse than the national rate — Perioperative pulmonary embolism or deep vein thrombosis rate: 5.31 (4.24 to 6.37) · 8,661 cases, Jul 2022 – Jun 2024Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 14.1 (12.7 to 15.7) · 2,191 cases, Jan 2024 – Dec 2024Better than the national rate — Postoperative respiratory failure rate: 4.08 (1.95 to 6.21) · 5,296 cases, Jul 2022 – Jun 2024Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.317, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.446, Oct 2024 – Sep 2025Better than the national rate — SSI - Colon Surgery: 0.241, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.7 (0.6 to 0.9) · 3,348 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for California Pacific Medical Center- Van Ness Campus

Behind the star rating — Deaths: 0 better, 8 the same, 0 worse of 8 measures. Safety: 1 better, 6 the same, 0 worse of 7 measures. Readmissions: 0 better, 8 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 California Pacific Medical Center- Van Ness Campus
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.224BetterOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.325BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.373BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.14 (0.3 to 1.97) · 2,271 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.05 (0.81 to 1.28)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths192.86 (151.51 to 234.22) · 140 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2.6 · 55 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths10.3 · 60 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.5 · 143 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths9.8 · 356 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths14.3 · 259 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths10.1 · 173 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.1 · 2,316 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.31 (0.12 to 0.49) · 6,430 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.28 (0.09 to 0.47) · 7,168 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.3 (1.5 to 5.09) · 2,196 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths2.47 (1.21 to 3.74) · 925 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.63 (1.37 to 3.88) · 1,954 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths10.13 (6.06 to 14.2) · 1,112 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths7.26 (4.67 to 9.85) · 1,084 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.67 (0.31 to 3.03) · 832 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.33 (0 to 0.85) · 5,406 casesNo differentJul 2022 – Jun 2024
MRSA BacteremiaInfections0.443No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.717No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.3 · 200 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits22.3 · 449 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits18.2 · 187 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits8.7 · 418 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits7.1 · 260 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits19.2 · 293 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.2 (3.6 to 7.6) · 157 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits10.2 (7.7 to 13.5) · 157 casesNo differentJan 2024 – Dec 2024
Rate of readmission for CABGUnplanned return visits11 · 33 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.2 · 66 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.5 (9.4 to 16.7) · 551 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.3) · 219 casesNo differentJan 2024 – Dec 2024

What patients said (478 patients answered, 20% of those asked)

Patient survey stars by topic at California Pacific Medical Center- Van Ness Campus
Cleanliness4
Nurse communication3
Doctor communication3
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness3
Recommend hospital5
Share of patients giving the best answer at California Pacific Medical Center- Van Ness Campus
Room was "always" clean75%
Nurses "always" communicated well74%
Doctors "always" communicated well77%
Staff "always" explained59%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge88%
Doctors "always" explained things so they could understand71%
Doctors "always" listened carefully75%
Doctors "always" treated them with courtesy and respect85%
Patients who gave a rating of "9" or "10" (high)75%
Staff "always" explained new medications75%
Nurses "always" explained things so they could understand70%
Nurses "always" listened carefully71%
Nurses "always" treated them with courtesy and respect82%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital78%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms88%
See every measure and the patient survey for Memorial Medical Center

Behind the star rating — Deaths: 1 better, 7 the same, 0 worse of 8 measures. Safety: 2 better, 5 the same, 0 worse of 7 measures. Readmissions: 0 better, 9 the same, 2 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 Memorial Medical Center
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.093BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.085BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.3 (0.41 to 2.2) · 2,271 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.02 (0.75 to 1.3)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths185.77 (144.66 to 226.88) · 146 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths3.2 · 105 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths6.2 · 237 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths14.1 · 194 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths12.9 · 513 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths12.4 · 640 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.3 · 278 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.5 · 4,882 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.22 (0.03 to 0.42) · 10,183 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.2 (0.01 to 0.38) · 10,422 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.4 (1.58 to 5.23) · 2,596 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.92 (0.45 to 3.38) · 845 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths3.1 (1.78 to 4.42) · 2,439 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths11.71 (5.69 to 17.72) · 885 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths7.28 (3.75 to 10.81) · 829 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.82 (0.4 to 3.24) · 563 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.2 (0 to 0.72) · 9,080 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.4 · 283 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.389No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.485No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.507No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits15 · 255 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.9 · 849 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits19.2 · 201 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-8.4 · 584 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits26.6 · 660 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits17.9 · 895 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits4.8 (3.3 to 6.9) · 285 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits11 (8.4 to 14.3) · 285 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits4.9 · 273 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.7 · 108 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.4 · 341 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.9 (10.2 to 16.1) · 2,334 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits1 (0.7 to 1.3) · 717 casesNo differentJan 2024 – Dec 2024

What patients said (655 patients answered, 19% of those asked)

Patient survey stars by topic at Memorial Medical Center
Cleanliness4
Nurse communication3
Doctor communication3
Communication about medicines3
Discharge information4
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at Memorial Medical Center
Room was "always" clean72%
Nurses "always" communicated well77%
Doctors "always" communicated well76%
Staff "always" explained60%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge88%
Doctors "always" explained things so they could understand71%
Doctors "always" listened carefully74%
Doctors "always" treated them with courtesy and respect83%
Patients who gave a rating of "9" or "10" (high)70%
Staff "always" explained new medications73%
Nurses "always" explained things so they could understand74%
Nurses "always" listened carefully73%
Nurses "always" treated them with courtesy and respect84%
"Always" quiet at night44%
"YES", patients would definitely recommend the hospital72%
Staff "always" explained possible side effects47%
Yes, staff "did" give patients information about possible symptoms88%
See every measure and the patient survey for Stanford Health Care

Behind the star rating — Deaths: 5 better, 3 the same, 0 worse of 8 measures. Safety: 3 better, 5 the same, 0 worse of 8 measures. Readmissions: 2 better, 5 the same, 4 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 Stanford Health Care
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths5.31 (4.24 to 6.37) · 8,661 casesWorseJul 2022 – Jun 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits14.1 (12.7 to 15.7) · 2,191 casesWorseJan 2024 – Dec 2024
Postoperative respiratory failure rateComplications and deaths4.08 (1.95 to 6.21) · 5,296 casesBetterJul 2022 – Jun 2024
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.317BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.446BetterOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.241BetterOct 2024 – Sep 2025
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.7 (0.6 to 0.9) · 3,348 casesBetterJan 2024 – Dec 2024
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.06 (0.45 to 1.67) · 5,374 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.86 (0.72 to 1)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths166.09 (137.88 to 194.3) · 470 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.1 · 192 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths6.4 · 146 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths9.7 · 253 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths6.3 · 880 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths10.3 · 935 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths8.7 · 501 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.1 · 7,730 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.13 (0 to 0.27) · 20,799 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.28 (0.14 to 0.43) · 23,182 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths0.94 (0.2 to 1.68) · 5,694 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.36 (1.54 to 3.19) · 7,846 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.2 (3.76 to 6.64) · 5,603 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.38 (0.23 to 2.53) · 2,211 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.52 (0.21 to 0.83) · 19,915 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.6 · 416 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.869No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.857No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.368No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits16.2 · 247 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits20.5 · 1,021 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits47.8 · 258 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-1.6 · 990 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits20.8 · 976 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.5 · 959 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.2 (4.4 to 6.2) · 2,191 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits5.1 · 425 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits9.6 · 158 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.6 · 183 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.7 (10.4 to 15.4) · 4,578 casesNo differentJan 2022 – Dec 2024

What patients said (6,810 patients answered, 25% of those asked)

Patient survey stars by topic at Stanford Health Care
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at Stanford Health Care
Room was "always" clean75%
Nurses "always" communicated well82%
Doctors "always" communicated well81%
Staff "always" explained63%
Yes, staff "did" give patients this information89%
Yes, staff "did" give patients information about help after discharge89%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully80%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)79%
Staff "always" explained new medications76%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully79%
Nurses "always" treated them with courtesy and respect88%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital83%
Staff "always" explained possible side effects50%
Yes, staff "did" give patients information about possible symptoms90%

Professional record

NPI
1154881100
Licence
CA 184699California A184699: Current · expires 2027-03-31
Trained
University of Virginia School of Medicine, 2019
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207ZP0102X (207ZP0102X); Federal specialty code 207ZH0000X (207ZH0000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2019-03-24
NPI last updated
2025-08-07
NPI record certified
2025-08-07

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

Extra NPI addresses: 725 Welch Rd, Palo Alto, CA, 94304