Margaret Bowen Wheeler, MMD
Internal Medicine Physician · San Francisco, CA
Margaret Bowen Wheeler, MMD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1669587002, issued on Aug 19, 2006. Check the license (California G80740, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Margaret Bowen Wheeler
- Credential
- MMD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G80740 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Potrero Avenue, San Francisco, CA 94120
- Phone
- (415) 206-8317
- Enumerated
- Aug 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (415) 206-8965
- Medicaid ID
- 00G807400 CA
- Medicare enrollment
- Enrolled (PECOS I20100310000383); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Margaret Bowen Wheeler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average internal medicine physician in 2024
531 Medicare Part D claims for 182 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium48 claims
- Amlodipine Besylate28 claims
- Gabapentin19 claims
- Metoprolol Succinate19 claims
- Losartan Potassium18 claims
- Levothyroxine Sodium15 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF California Sfgh Medical GroupSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Bowen Wheeler among 17,696 internal medicine physician records in California
Margaret Bowen Wheeler, MMD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1993 · median 2004 among the 11,065 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,318 internal medicine physician records list a practice address in San Francisco
They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Francisco → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stephen Bent, MDSan Francisco, CA 941211104841832
- Teresa Cheng, M.D.San Francisco, CA 941211871579490
- Calvin Chou, MD,PHDSan Francisco, CA 941211669407565
- Jonathan Garber, M.D.San Francisco, CA 941211902834468
- Christina Ghaly, MDSan Francisco, CA 941211427081678
- Sei Lee, MDSan Francisco, CA 941211477513349
- Mei-Lai Lucas, MDSan Francisco, CA 941211104806058
- Maxine Papadakis, MDSan Francisco, CA 941211295768422
Common questions
What is Margaret Bowen Wheeler, MMD's NPI number?
Margaret Bowen Wheeler, MMD's National Provider Identifier (NPI) is 1669587002, issued on Aug 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Bowen Wheeler, MMD located?
The NPPES record lists a practice address at 1001 Potrero Avenue, San Francisco, CA, 94120. Phone: (415) 206-8317. Providers update this record themselves, so call before visiting.
How can I verify Margaret Bowen Wheeler, MMD's license?
NPPES lists California license number G80740, 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 Margaret Bowen Wheeler, MMD prescribe under Medicare Part D?
In 2024, Margaret Bowen Wheeler, MMD had 531 Medicare Part D claims for 182 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Margaret Bowen Wheeler, MMD's MIPS final score?
The 2023 MIPS final score is 91.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.