Pamela G. Chan, M.D.
Obstetrics & Gynecology Physician · San Francisco, CA
Pamela G. Chan, M.D. is an obstetrics & gynecology physician with a practice address in San Francisco, California, and NPI 1083740146, issued on Feb 25, 2007. Check the license (California A90091, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Pamela G. Chan
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A90091 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2200 Ofarrell St, San Francisco, CA 94115
- Phone
- (415) 833-2000
- Enumerated
- Feb 25, 2007
- Record last updated
- Dec 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 2200 Ofarrell St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lesley Aiken, MDInternal Medicine Physician1629156120
- Jonathan Alexander, MDHospitalist Physician1811075450
- Gabull Alhadhrami, NPAcute Care Nurse Practitioner1427124098
- Bryan Andrews, MDAnesthesiology Physician1609954239
Verify Pamela G. Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90091Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
106 Medicare Part D claims for 33 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Estradiol28 claims
- Estring16 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.
Pamela G. Chan among 5,088 obstetrics & gynecology physician records in California
Pamela G. Chan, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 38% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in San Francisco → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Reuben Clay, MDSan Francisco, CA 941151477541092
- Robert Domush, M.D.San Francisco, CA 941151932141454
- Uchechukwu Ezeh, M.D.San Francisco, CA 941151710934310
- Morey Filler, MDSan Francisco, CA 941151437147063
- Victor Fujimoto, M.D.San Francisco, CA 941151598704140
- Cindy Grijalva, MDSan Francisco, CA 941151225028913
- Heather Huddleston, M.D.San Francisco, CA 941151053358598
- Julie Huh, MDSan Francisco, CA 941151225026446
Common questions
What is Pamela G. Chan, M.D.'s NPI number?
Pamela G. Chan, M.D.'s National Provider Identifier (NPI) is 1083740146, issued on Feb 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Pamela G. Chan, M.D. located?
The NPPES record lists a practice address at 2200 Ofarrell St, San Francisco, CA, 94115. Phone: (415) 833-2000. Providers update this record themselves, so call before visiting.
How can I verify Pamela G. Chan, M.D.'s license?
NPPES lists California license number A90091, 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 Pamela G. Chan, M.D. prescribe under Medicare Part D?
In 2024, Pamela G. Chan, M.D. had 106 Medicare Part D claims for 33 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.