Stephanie Williams, MD
Family Medicine Physician · San Diego, CA
Stephanie Williams, MD is a family medicine physician with a practice address in San Diego, California, and NPI 1699470526, issued on Mar 31, 2023. Check the license (California A210710, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stephanie Williams
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A210710 CA
Self-reported in NPPES; status is on the state search - Practice location
- 292 Euclid Ave Ste 210, San Diego, CA 92114
- Phone
- (619) 662-4100
- Enumerated
- Mar 31, 2023
- Record last updated
- Aug 3, 2026
- Fax
- (619) 579-2921
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
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Verify Stephanie Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A210710Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
128 Medicare Part D claims for 33 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl12 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.
Stephanie Williams among 17,133 family medicine physician records in California
Stephanie Williams, MD 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 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 1% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2026 · 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).
780 family medicine physician records list a practice address in San Diego
They are 780 of the 52,937 NPPES records with a practice address in San Diego, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Diego → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Deirdre Davis, MDSan Diego, CA 921141265921365
- Cynthia Fambro, M.D.San Diego, CA 921141710331707
- Gabriel Gil, M.D.San Diego, CA 921141548361587
- Gerardo Martin, MDSan Diego, CA 921141295925360
- Shrishti Bhattarai, DOSan Diego, CA 921131235825456
- Kristin Brownell, MDSan Diego, CA 921151134232259
- Laura Coulson, MDSan Diego, CA 921151447308424
- Viet Dao, M.D.San Diego, CA 921151861406225
Common questions
What is Stephanie Williams, MD's NPI number?
Stephanie Williams, MD's National Provider Identifier (NPI) is 1699470526, issued on Mar 31, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Williams, MD located?
The NPPES record lists a practice address at 292 Euclid Ave Ste 210, San Diego, CA, 92114. Phone: (619) 662-4100. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Williams, MD's license?
NPPES lists California license number A210710, 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 Stephanie Williams, MD prescribe under Medicare Part D?
In 2024, Stephanie Williams, MD had 128 Medicare Part D claims for 33 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.