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Somalee Banerjee, MD

Internal Medicine · San Francisco

NPI 1609119486

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
3
1 carrier
Office
1
Since medical school
13 years
Washington University School of Medicine, 2013

Offices

1 location · Regents of the University of California · 706 clinicians in this group

Looking this up.

Hospitals listed: Kaiser Foundation Hospital - Oakland/Richmond. That is not proof they admit you there this week.

Plans that list them

3 plans · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Banerjee’s office at (415) 476-4029 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

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

California Medical Board record

Licence A132848 · Current

Licensed to practise in California · since 2014 · expires 2028-09-30 · Washington University School of Medicine.

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

School, training and certification

What this clinician told their state board, medical school and everything before it. Only some states publish this, so nothing here means the state does not say, not that there was no training or certification.

Specialty certification

  • American Board of Internal Medicine - Internal Medicine

Hospitals they work in

1 hospital

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

  • Kaiser Foundation Hospital - Oakland/RichmondOakland, 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 · 72% would definitely recommend it
    Overall rating: 2 of 5 starsWorse than the national rate — SSI - Colon Surgery: 2.203, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.334, Oct 2024 – Sep 2025
See every measure and the patient survey for Kaiser Foundation Hospital - Oakland/Richmond

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

Every scored measure at Kaiser Foundation Hospital - Oakland/Richmond
SSI - Colon SurgeryInfections2.203WorseOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.334BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.96 (0 to 2.01) · 443 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.01 (0.62 to 1.4)No differentJul 2022 – Jun 2024
Death rate for COPD patientsComplications and deaths8.4 · 52 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths11.2 · 40 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths10.7 · 96 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths16.7 · 94 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths10.8 · 489 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths4.1 · 4,684 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.25 (0.03 to 0.48) · 2,673 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.33 (0.12 to 0.54) · 2,783 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.39 (0.96 to 5.81) · 381 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.62 (0 to 3.32) · 146 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.07 (0.44 to 3.71) · 359 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.63 (0 to 16.81) · 123 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.35 (1.31 to 9.38) · 146 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths2.04 (0.54 to 3.55) · 115 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.79 (0 to 1.61) · 2,133 casesNo differentJul 2022 – Jun 2024
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.562No differentOct 2024 – Sep 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.715No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.876No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits13.9 · 312 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits24.2 · 974 casesNoneJul 2023 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits55.2 · 127 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits10 · 112 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits20 · 819 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.3 · 262 casesNoneJul 2023 – Jun 2025

What patients said (2,982 patients answered, 23% of those asked)

Patient survey stars by topic at Kaiser Foundation Hospital - Oakland/Richmond
Cleanliness3
Nurse communication2
Doctor communication3
Communication about medicines2
Discharge information3
Overall hospital rating3
Quietness2
Recommend hospital4
Share of patients giving the best answer at Kaiser Foundation Hospital - Oakland/Richmond
Room was "always" clean71%
Nurses "always" communicated well73%
Doctors "always" communicated well78%
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 understand72%
Doctors "always" listened carefully77%
Doctors "always" treated them with courtesy and respect84%
Patients who gave a rating of "9" or "10" (high)69%
Staff "always" explained new medications70%
Nurses "always" explained things so they could understand69%
Nurses "always" listened carefully69%
Nurses "always" treated them with courtesy and respect80%
"Always" quiet at night48%
"YES", patients would definitely recommend the hospital72%
Staff "always" explained possible side effects44%
Yes, staff "did" give patients information about possible symptoms85%

Original Medicare doctor bills

$4,758

Medicare paid this office $4,758 for 30 people.

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

Largest Original Medicare bills
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes19$3,207$70
Hospital discharge day management, 30 minutes or less16$1,175$73

Who their Medicare patients are

30 Original Medicare patients in 2024. Average age 73 · Women 50% · Health risk score 2.43. Above the middle of the specialty; the typical internal medicine clinician is at 1.76.

Conditions among them: High blood pressure 75% · Coronary heart disease 67% · Diabetes 57% · Heart failure 50% · Chronic kidney disease 50% · COPD 43% · Depression 37%.

The office billed $12,939, Medicare allowed $5,972 and paid $4,758; for 69 services of 4 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
20243069732.43$12,939$4,758
20233072733.47$11,500$5,104
20223877732.59$11,587$4,543
20213884703.01$14,187$5,606
20204272713.78$12,028$4,867
201948105743.23$20,365$6,838
20183567682.99$12,715$4,273
20171111714.24$2,561$892

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
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes21$3,508$70
Hospital discharge day management, 30 minutes or less13$948$73

2022: 2 services

Original Medicare services billed in 2022
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes24$2,706$63
Hospital discharge day management, 30 minutes or less16$1,033$65

2021: 1 service

Original Medicare services billed in 2021
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes26$4,239$64

2020: 2 services

Original Medicare services billed in 2020
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes22$2,579$63
Hospital discharge day management, 30 minutes or less12$800$67

2019: 2 services

Original Medicare services billed in 2019
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes30$4,507$64
Hospital discharge day management, 30 minutes or less20$1,250$62

2018: 2 services

Original Medicare services billed in 2018
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes18$2,345$63
Hospital discharge day management, 30 minutes or less11$712$65

Medicaid work

$752 in 2024

Medicaid paid $752 for 50 billed services this clinician did in 2024, up to 16 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.

Largest Medicaid services in 2024
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES50$752
Medicaid work by year
202450116$752
202229112$514
See the largest Medicaid services in earlier years

2022

Largest Medicaid services in 2022
SBSQ HOSPITAL IP/OBS CARE MOD MDM 35 MINUTES29$514

Drugs they prescribed that Part D paid

$9,806

Pharmacies billed $9,806 in 2024.

This is pharmacy cost, not the office bill, and not what patients paid.

181 generic and fewer than 11 brand-name prescriptions · $9,806 in drug cost · 34 antibiotic prescriptions to 28 people.

Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.

Largest Part D drug costs
Cefpodoxime Proxetil13$338$26
Metoprolol20$180$9

Year by year

Part D prescribing by year
202419786NoneNone$9,806
202314971None13%$8,400
202221379None12%$15,380
20211346113% (18)10%$5,477
2020165648% (13)21%$8,624
2019245997% (18)14%$28,901
201811154NoneNone$4,705
201715None0% (0)None$275
201616264NoneNone$5,430
201516568NoneNone$8,714

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2023: 1 drug

Part D drugs prescribed in 2023
Cefpodoxime Proxetil11$335$30

2020: 2 drugs

Part D drugs prescribed in 2020
Furosemide18$197$11
Atorvastatin12$187$16

2019: 4 drugs

Part D drugs prescribed in 2019
Warfarin14$236$17
Doxycycline Monohydrate13$100$8
Prednisone12$96$8
Furosemide11$92$8

2016: 2 drugs

Part D drugs prescribed in 2016
Warfarin12$138$11
Lisinopril11$106$10

2015: 2 drugs

Part D drugs prescribed in 2015
Furosemide13$157$12
Lisinopril14$149$11

Professional record

NPI
1609119486
Licence
CA A132848California A132848: Current · expires 2028-09-30
Trained
Washington University School of Medicine, 2013 · 13 years ago
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Internal medicine (207R00000X); Hospitalist (208M00000X)
Mailing address
280 W Macarthur Blvd, Oakland, CA, 94611
NPI first listed
2013-03-31
NPI last updated
2025-08-27
NPI record certified
2025-08-27

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

Extra NPI addresses: 280 W Macarthur Blvd, Oakland, CA, 94611

This office lists an electronic records connection.