Yumiko Nakamura
Family Medicine Physician · San Francisco, CA
Yumiko Nakamura is a family medicine physician with a practice address in San Francisco, California, and NPI 1912587387, issued on Apr 10, 2021. Check the license (California A192100, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yumiko Nakamura
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A192100 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Potrero Avenue, San Francisco, CA 94110
- Phone
- (628) 206-5252
- Enumerated
- Apr 10, 2021
- Record last updated
- Dec 12, 2025
- Medicare enrollment
- Enrolled (PECOS I20260220001242); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1001 Potrero Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jennifer Babik, MDInternal Medicine Physician1457421208
- Roland Bainton, MDAnesthesiology Physician1376596213
Verify Yumiko Nakamura in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A192100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
193 Medicare Part D claims for 82 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Mission Area Health AssociatesSan Francisco, CA
- Physician Affiliate Group OF New York PCBronx, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yumiko Nakamura among 17,133 family medicine physician records in California
Yumiko Nakamura is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2021 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Francisco → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joaquin Barahona, M. D.San Francisco, CA 941101205895133
- Luis Bonilla, MDSan Francisco, CA 941101629019708
- Christopher Bositis, MDSan Francisco, CA 941101427054493
- Romilda Foresti-Lorente, MDSan Francisco, CA 941101164455374
- Steven Lawton, MDSan Francisco, CA 941101366486748
- Todd May, MDSan Francisco, CA 941101679528335
- Pooja Mittal, DOSan Francisco, CA 941101215916200
- David Nidorf, MDSan Francisco, CA 941101336186121
Common questions
What is Yumiko Nakamura's NPI number?
Yumiko Nakamura's National Provider Identifier (NPI) is 1912587387, issued on Apr 10, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Yumiko Nakamura located?
The NPPES record lists a practice address at 1001 Potrero Avenue, San Francisco, CA, 94110. Phone: (628) 206-5252. Providers update this record themselves, so call before visiting.
How can I verify Yumiko Nakamura's license?
NPPES lists California license number A192100, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Yumiko Nakamura prescribe under Medicare Part D?
In 2024, Yumiko Nakamura had 193 Medicare Part D claims for 82 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.