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Nicolas Shoichi Hatamiya, DO

Family Practice · Berkeley

NPI 1417485087

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
12
2 carriers
Offices
3

Offices

3 locations · UCSF Medical Group Business Services · University of California San Francisco

Looking this up.

Hospitals listed: UCSF Medical Center. That is not proof they admit you there this week.

Plans that list them

12 plans · 2 carriers

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

12 of 12 plans

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026
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

Checkups this office reported

Medicare did not publish checkup rates for this clinician.

Medicare’s overall office score
75.0 / 100
Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.

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.

  • UCSF Medical CenterSan Francisco, CAAcute Care Hospital · Voluntary non-profit - Other · Has an emergency department · Birthing-friendlyPart of University of California Health, which runs 12 hospitalsHome of UCSF Helen Diller Family Comprehensive Cancer Center, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 81% would definitely recommend it
    Overall rating: 4 of 5 starsWorse than the national rate — Perioperative pulmonary embolism or deep vein thrombosis rate: 4.9 (3.79 to 6.02) · 7,590 cases, Jul 2022 – Jun 2024Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 12.8 (11.3 to 14.4) · 2,019 cases, Jan 2024 – Dec 2024Better than the national rate — Death rate among surgical inpatients with serious treatable complications: 139.4 (110.22 to 168.58) · 452 cases, Jul 2022 – Jun 2024Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.622, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.626, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.491, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.8 (0.7 to 1) · 2,336 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for UCSF Medical Center

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: 3 better, 5 the same, 3 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 UCSF Medical Center
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths4.9 (3.79 to 6.02) · 7,590 casesWorseJul 2022 – Jun 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits12.8 (11.3 to 14.4) · 2,019 casesWorseJan 2024 – Dec 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths139.4 (110.22 to 168.58) · 452 casesBetterJul 2022 – Jun 2024
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.622BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.626BetterOct 2024 – Sep 2025
MRSA BacteremiaInfections0.491BetterOct 2024 – Sep 2025
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.8 (0.7 to 1) · 2,336 casesBetterJan 2024 – Dec 2024
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.24 (0.58 to 1.9) · 4,689 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.05 (0.89 to 1.2)No differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.9 · 89 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.5 · 85 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.1 · 132 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths6.6 · 454 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths10.3 · 618 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.6 · 380 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.7 · 5,000 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.22 (0.06 to 0.38) · 15,965 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.2 (0.05 to 0.35) · 17,859 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths0.85 (0 to 1.83) · 4,184 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2 (1.1 to 2.9) · 6,516 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.35 (4.49 to 10.21) · 3,989 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5 (3.22 to 6.77) · 4,087 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.95 (0.74 to 3.15) · 2,034 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.95 (0.63 to 1.28) · 15,431 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths4 · 399 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.899No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.689No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.224No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits16 · 156 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits20 · 564 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits60.3 · 160 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-9.7 · 550 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits44.1 · 660 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.8 · 667 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.7 (4.8 to 6.7) · 2,019 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits6 · 421 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.5 · 53 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20 · 107 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.9 (11.3 to 17.1) · 3,247 casesNo differentJan 2022 – Dec 2024

What patients said (3,181 patients answered, 25% of those asked)

Patient survey stars by topic at UCSF Medical Center
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at UCSF Medical Center
Room was "always" clean71%
Nurses "always" communicated well80%
Doctors "always" communicated well80%
Staff "always" explained61%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand74%
Doctors "always" listened carefully78%
Doctors "always" treated them with courtesy and respect86%
Patients who gave a rating of "9" or "10" (high)76%
Staff "always" explained new medications75%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully78%
Nurses "always" treated them with courtesy and respect86%
"Always" quiet at night50%
"YES", patients would definitely recommend the hospital81%
Staff "always" explained possible side effects46%
Yes, staff "did" give patients information about possible symptoms90%

Original Medicare doctor bills

$35,634

Medicare paid this office $35,634 for 165 people.

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

Largest Original Medicare bills
New patient visit (45+ min)83$10,883$131
Return visit (30+ min)61$8,905$97
Aspiration and/or injection of fluid large joint using ultrasound guidance78$7,306$76
Short return visit (20+ min)21$1,664$72
New patient visit (30+ min)19$1,602$84
See all 6 services
Every Original Medicare service billed
New patient visit (45+ min)83$10,883$131
Return visit (30+ min)61$8,905$97
Aspiration and/or injection of fluid large joint using ultrasound guidance78$7,306$76
Short return visit (20+ min)21$1,664$72
New patient visit (30+ min)19$1,602$84
Injection, triamcinolone acetonide, not otherwise specified, 10 mg42$134None

Who their Medicare patients are

165 Original Medicare patients in 2024. Average age 72 · Under 65 14% · 85 and older 7% · Women 64% · Also on Medicaid 24% · Health risk score 1.11. At or below the middle of the specialty; the typical family practice clinician is at 1.13.

Conditions among them: High blood pressure 53% · Depression 31% · Diabetes 21% · Coronary heart disease 19% · Cancer 18% · Chronic kidney disease 16% · Atrial fibrillation 10% · Stroke 10% · COPD 9% · Heart failure 7%.

The office billed $257,817, Medicare allowed $47,593 and paid $35,634; for 919 services of 22 kinds; $2,369 of it was for drugs given in the office and $33,265 for care.

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
2024165919721.11$257,817$35,634
2023115963711.05$208,456$32,153
2022177319711.41$158,410$22,174
20214773701.36$27,194$4,406

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: 6 services

Original Medicare services billed in 2023
New patient visit (45+ min)74$9,528$129
Return visit (30+ min)51$7,492$109
Aspiration and/or injection of fluid large joint using ultrasound guidance50$5,146$87
Long return visit (40+ min)21$3,816$153
Short return visit (20+ min)14$1,285$80
Injection, triamcinolone acetonide, not otherwise specified, 10 mg24$94None

2022: 6 services

Original Medicare services billed in 2022
Return visit (30+ min)67$6,242$77
Long return visit (40+ min)33$5,390$117
Short return visit (20+ min)71$5,093$55
New patient visit (45+ min)16$1,702$106
New patient visit (30+ min)14$739$53
Short return visit11$358$30

2021: 1 service

Original Medicare services billed in 2021
Return visit (30+ min)21$1,889$90

Medicaid work

$5,447 in 2023

Medicaid paid $5,447 for 88 billed services this clinician did in 2023, up to 18 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 2023
New patient visit (45+ min)48$4,270
Return visit (30+ min)40$1,176
Medicaid work by year
202388218$5,447
2022317627$20,508
202113113$1,436
See the largest Medicaid services in earlier years

2022

Largest Medicaid services in 2022
Return visit (30+ min)66$5,881
Service75$4,992
Short return visit (20+ min)81$4,907
Telehealth originating site facility fee42$2,674
Long return visit (40+ min)13$1,570
Telehealth transmission, per minute, professional services bill separately40$482

2021

Largest Medicaid services in 2021
Short return visit (20+ min)13$1,436

Money from drug and device companies

$122 in 2024

Industry payments by year
202424None$122
202311None$196

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
Ossur AmericasMiami J$107
3 payments
  • Meals for Miami J · 2024-07-17 · $13
  • Meals for Miami J · 2024-07-17 · $13
  • Meals for Miami J · 2024-04-14 · $81
Trice MedicalNone$16
1 payment
  • Meals · 2024-02-21 · $16
See all 4 published payments
Every published payment
Ossur AmericasMeals · 2024-07-17Miami J$13
Ossur AmericasMeals · 2024-07-17Miami J$13
Ossur AmericasMeals · 2024-04-14Miami J$81
Trice MedicalMeals · 2024-02-21None$16
See earlier years (2023)

2023: $196

Payments by company in 2023
Trice MedicalNone$196
1 payment
  • Meals · 2023-04-10 · $196

Professional record

NPI
1417485087
Licence
CA 20A16777
Group
UCSF Medical Group Business Services · University of California San Francisco
Video visits
Lists video visits
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Family medicine (207Q00000X); Student in a training program (390200000X)
Mailing address
185 Berry Street Lobby 1, Suite 130, San Francisco, CA, 94107
NPI first listed
2017-05-26
NPI last updated
2021-08-26
NPI record certified
2021-08-26

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

Extra NPI addresses: 455 Oconnor Dr Ste 250, San Jose, CA, 95128