Sundeep Nayak, MD
Diagnostic Radiology · San Leandro
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Offices
- 14
Offices
14 locations · Permanente Medical Group Inc · 10,928 clinicians in this group
Looking this up.
Hospitals listed: Kaiser Foundation Hospital - Fremont · Kaiser Foundation Hospital - San Leandro. 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. Nayak’s office to ask if they take your plan before you enroll.
California Medical Board record
Licence A66873 · Current
Licensed to practise in California · since 1998 · expires 2028-05-31 · University of Bombay, Seth G. S. Medical College.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Hospitals they work in
2 hospitals
These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.
- Kaiser Foundation Hospital - FremontFremont, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Kaiser Permanente, which runs 41 hospitals in 3 statesPatients rate it 3 of 5 · 69% would definitely recommend itOverall rating: 4 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.307, Oct 2024 – Sep 2025
- Kaiser Foundation Hospital - San LeandroSan Leandro, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Kaiser Permanente, which runs 41 hospitals in 3 statesPatients rate it 3 of 5 · 73% would definitely recommend itOverall rating: 2 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.316, Oct 2024 – Sep 2025
See every measure and the patient survey for Kaiser Foundation Hospital - Fremont
Behind the star rating — Deaths: 0 better, 1 the same, 0 worse of 1 measures. Safety: 1 better, 4 the same, 0 worse of 5 measures. Readmissions: 0 better, 1 the same, 0 worse of 1 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Clostridium Difficile (C.Diff)Infections | 0.307 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.05 (0 to 2.14) · 60 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.97 (0.47 to 1.47) | No different | Jul 2022 – Jun 2024 |
| Death rate for stroke patientsComplications and deaths | 12.1 · 109 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 4.4 · 1,448 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.21 (0 to 0.44) · 383 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.27 (0.05 to 0.49) · 382 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.48 (0.84 to 6.12) · 31 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.33 (0.59 to 4.06) · 30 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.54 (0 to 1.79) · 291 cases | No different | Jul 2022 – Jun 2024 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.512 | No different | Oct 2024 – Sep 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 1.09 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.807 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 14.9 · 88 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 25.5 · 393 cases | None | Jul 2023 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 19.8 · 283 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 20.1 · 71 cases | None | Jul 2023 – Jun 2025 |
What patients said (753 patients answered, 23% of those asked)
| Cleanliness | 4 |
| Nurse communication | 2 |
| Doctor communication | 4 |
| Communication about medicines | 2 |
| Discharge information | 4 |
| Overall hospital rating | 3 |
| Quietness | 2 |
| Recommend hospital | 4 |
| Room was "always" clean | 72% |
| Nurses "always" communicated well | 72% |
| Doctors "always" communicated well | 79% |
| Staff "always" explained | 58% |
| Yes, staff "did" give patients this information | 87% |
| Yes, staff "did" give patients information about help after discharge | 88% |
| Doctors "always" explained things so they could understand | 74% |
| Doctors "always" listened carefully | 78% |
| Doctors "always" treated them with courtesy and respect | 85% |
| Patients who gave a rating of "9" or "10" (high) | 67% |
| Staff "always" explained new medications | 72% |
| Nurses "always" explained things so they could understand | 67% |
| Nurses "always" listened carefully | 70% |
| Nurses "always" treated them with courtesy and respect | 79% |
| "Always" quiet at night | 45% |
| "YES", patients would definitely recommend the hospital | 69% |
| Staff "always" explained possible side effects | 45% |
| Yes, staff "did" give patients information about possible symptoms | 86% |
See every measure and the patient survey for Kaiser Foundation Hospital - San Leandro
Behind the star rating — Deaths: 0 better, 1 the same, 0 worse of 1 measures. Safety: 1 better, 5 the same, 0 worse of 6 measures. Readmissions: 0 better, 1 the same, 1 worse of 2 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Clostridium Difficile (C.Diff)Infections | 0.316 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.03 (0 to 2.11) · 166 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 0.91 (0.45 to 1.37) | No different | Jul 2022 – Jun 2024 |
| Death rate for stroke patientsComplications and deaths | 10.1 · 190 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 4.3 · 2,150 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.2 (0 to 0.44) · 728 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.26 (0.05 to 0.48) · 762 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.32 (0.75 to 5.9) · 106 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.66 (0 to 3.39) · 26 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.61 (0.89 to 4.33) · 97 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 8.83 (0 to 18.72) · 31 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5.11 (0.82 to 9.4) · 28 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 2.09 (0.57 to 3.62) · 27 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.41 (0 to 1.51) · 585 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4.7 · 104 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.37 | No different | Oct 2024 – Sep 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 1.33 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0.517 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 14.5 · 53 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 21.6 · 501 cases | None | Jul 2023 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 20.1 · 415 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 5.5 · 102 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 20.5 · 137 cases | None | Jul 2023 – Jun 2025 |
What patients said (635 patients answered, 18% of those asked)
| Cleanliness | 4 |
| Nurse communication | 2 |
| Doctor communication | 3 |
| Communication about medicines | 2 |
| Discharge information | 3 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 4 |
| Room was "always" clean | 73% |
| Nurses "always" communicated well | 74% |
| Doctors "always" communicated well | 77% |
| Staff "always" explained | 58% |
| Yes, staff "did" give patients this information | 86% |
| Yes, staff "did" give patients information about help after discharge | 87% |
| Doctors "always" explained things so they could understand | 72% |
| Doctors "always" listened carefully | 77% |
| Doctors "always" treated them with courtesy and respect | 82% |
| Patients who gave a rating of "9" or "10" (high) | 70% |
| Staff "always" explained new medications | 72% |
| Nurses "always" explained things so they could understand | 70% |
| Nurses "always" listened carefully | 71% |
| Nurses "always" treated them with courtesy and respect | 81% |
| "Always" quiet at night | 46% |
| "YES", patients would definitely recommend the hospital | 73% |
| Staff "always" explained possible side effects | 43% |
| Yes, staff "did" give patients information about possible symptoms | 85% |
Original Medicare doctor bills
$23,311
Medicare paid this office $23,311 for 163 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| X-ray of chest, 1 view | 21 | $126 | $6 |
| X-ray of chest, 2 views | 11 | $74 | $7 |
Who their Medicare patients are
163 Original Medicare patients in 2024. Average age 66 · Under 65 31% · 85 and older 9% · Women 64% · Also on Medicaid 67% · Health risk score 1.69. At or below the middle of the specialty; the typical diagnostic radiology clinician is at 1.7.
Conditions among them: High blood pressure 64% · Diabetes 36% · Chronic kidney disease 25% · Depression 21% · Coronary heart disease 16% · Heart failure 15% · Cancer 15% · Stroke 15% · COPD 13% · Atrial fibrillation 10% · Dementia 9%.
The office billed $110,738, Medicare allowed $31,369 and paid $23,311; for 256 services of 54 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
| 2024 | 163 | 256 | 66 | 1.69 | $110,738 | $23,311 |
| 2023 | 123 | 177 | 68 | 1.69 | $74,431 | $17,867 |
| 2022 | 128 | 181 | 66 | 1.88 | $61,533 | $12,945 |
| 2021 | 85 | 120 | 67 | 1.90 | $45,192 | $10,913 |
| 2020 | 64 | 86 | 67 | 2.01 | $24,776 | $5,308 |
| 2019 | 115 | 173 | 70 | 2.18 | $48,398 | $9,548 |
| 2018 | 88 | 124 | 68 | 2.52 | $28,636 | $4,174 |
| 2017 | 113 | 155 | 69 | 1.99 | $20,695 | $2,832 |
| 2016 | 86 | 112 | 69 | 2.13 | $15,675 | $2,320 |
| 2015 | 67 | 82 | 66 | 2.93 | $13,462 | $1,788 |
| 2014 | 59 | 72 | 67 | 2.65 | $11,948 | $2,009 |
| 2013 | 56 | 83 | 68 | 2.31 | $13,648 | $2,123 |
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: 1 service
| X-ray of chest, 1 view | 23 | $133 | $6 |
2022: 1 service
| X-ray of chest, 1 view | 27 | $176 | $6 |
2021: 1 service
| X-ray of chest, 1 view | 23 | $179 | $7 |
2020: 1 service
| X-ray of chest, 1 view | 18 | $121 | $6 |
2019: 2 services
| Ct scan head or brain without contrast | 15 | $411 | $27 |
| X-ray of chest, 1 view | 38 | $337 | $7 |
2018: 2 services
| X-ray of chest, 1 view | 37 | $345 | $8 |
| Ct scan head or brain without contrast | 11 | $323 | $29 |
2017: 2 services
| X-ray of chest, 1 view, front | 44 | $311 | $6 |
| X-ray of chest, 2 views, front and side | 19 | $154 | $8 |
2016: 2 services
| Ct scan head or brain without contrast | 11 | $342 | $31 |
| X-ray of chest, 1 view, front | 36 | $298 | $7 |
2015: 1 service
| X-ray of chest, 1 view, front | 24 | $210 | $8 |
2014: 1 service
| X-ray of chest, 1 view, front | 22 | $191 | $8 |
2013: 1 service
| X-ray of chest, 1 view, front | 22 | $235 | $7 |
Medicaid work
$194,957 in 2024
Medicaid paid $194,957 for 1,052 billed services this clinician did in 2024, up to 48 people in a month for one service.
Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.
| Positron emission tomography (PET) with concurrently acquired computed tomography (CT) for attenuation correction and anatomical localization imaging; skull base to mid-thigh | 199 | $160,680 |
| DXA BONE DENSITY STUDY 1/> SITES AXIAL SKEL | 152 | $8,441 |
| Radiologic examination, chest; 2 views | 304 | $7,667 |
| MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL | 28 | $4,238 |
| Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 13 | $4,056 |
| Radiologic examination, chest; single view | 192 | $3,066 |
| Computed tomography, thorax, diagnostic; without contrast material | 12 | $2,325 |
| X-RAY EXAM OF FOOT | 65 | $1,484 |
| X-ray of knee, anteroposterior and lateral views | 42 | $1,175 |
| ECHO EXAM OF ABDOMEN | 14 | $1,050 |
| X-RAY EXAM OF SHOULDER | 19 | $591 |
| Ultrasound by transvaginal approach | 12 | $183 |
| 2024 | 1,052 | 12 | 48 | $194,957 |
| 2023 | 306 | 5 | 37 | $869 |
| 2022 | 262 | 3 | 33 | $213 |
| 2021 | 92 | 3 | 24 | $132 |
| 2020 | 113 | 1 | 42 | $184 |
| 2019 | 147 | 1 | 33 | $209 |
| 2018 | 163 | 2 | 28 | $157 |
See the largest Medicaid services in earlier years
2023
| CT SOFT TISSUE NECK W/CONTRAST MATERIAL | 13 | $311 |
| CT HEAD/BRAIN W/CONTRAST MATERIAL | 13 | $213 |
| Radiologic examination, chest; single view | 121 | $177 |
| MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL | 12 | $118 |
| Radiologic examination, chest; 2 views | 147 | $50 |
2022
| Radiologic examination, chest; single view | 228 | $196 |
| Radiologic examination, chest; 2 views | 16 | $17 |
| X-RAY EXAM OF FOOT | 18 | $0 |
2021
| Radiologic examination, chest; single view | 59 | $132 |
| CT MAXILLOFACIAL W/O CONTRAST MATERIAL | 19 | $0 |
| Radiologic examination, chest; 2 views | 14 | $0 |
2020
| Radiologic examination, chest; single view | 113 | $184 |
2019
| Radiologic examination, chest; single view | 147 | $209 |
2018
| Radiologic examination, chest; single view | 147 | $157 |
| Radiologic examination, chest; 2 views | 16 | $0 |
Professional record
- NPI
- 1174567655
- Licence
- CA A66873California A66873: Current · expires 2028-05-31
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Diagnostic radiology (2085R0202X)
- Mailing address
- 2500 Merced St, Ste 1649, San Leandro, CA, 94577
- NPI first listed
- 2006-06-15
- NPI last updated
- 2021-12-22
This is when the NPI record was last certified, not a medical board exam.
This office lists an electronic records connection.