NPPES file of Aug 9, 2026

Maria Martin, MD

Obstetrics Physician · San Francisco, CA

Maria Martin, MD is an obstetrics physician with a practice address in San Francisco, California, and NPI 1275831828, issued on Mar 7, 2011. Check the license (California A132149, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275831828
Name
Maria Martin
Credential
MD
Primary taxonomy
Obstetrics Physician 207VX0000X
License number
A132149 CA
Self-reported in NPPES; status is on the state search
Practice location
2425 Geary Blvd, San Francisco, CA 94115
Phone
(415) 328-8402
Enumerated
Mar 7, 2011
Record last updated
Oct 30, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2425 Geary Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jorge Abaunza, PHARM D.Pharmacist1457400046
  2. Laura Abbott, M.D.Student in an Organized Health Care Education/Training Program1093071367
  3. Brian Ablang, P.T.Physical Therapist1609931054
  4. Arash AgharahmanianStudent in an Organized Health Care Education/Training Program1366237240
  5. Mia AldridgeStudent in an Organized Health Care Education/Training Program1437890761
  6. Catherine Grace Alejo, NPFamily Nurse Practitioner1932273521

Verify Maria Martin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A132149
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.1 times the Medicare Part D claims of the average obstetrics physician in 2024

465 Medicare Part D claims for 168 beneficiaries, against an average of 218 among the 863 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Maria Martin465
  2. Specialty average218

Most prescribed

  1. Estradiol125 claims
  2. Climara58 claims
  3. Clobetasol Propionate48 claims
  4. Progesterone33 claims
  5. Yuvafem24 claims
  6. Estring21 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.

Maria Martin among 174 obstetrics physician records in California

Maria Martin, MD is one of 174 obstetrics physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 72% of them.

  • NPI issued2011 · 72% of these records are older, 26% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics Physician providers in California

There are 174 obstetrics physician records in California.

The 8 obstetrics physician records with the nearest ZIP codes

  1. Talis Swisher, MDSan Francisco, CA 941151346701984
  2. Secily Bason-Mitchell, M.D.San Francisco, CA 941181992872089
  3. Joanne Hom, M.D.San Francisco, CA 941181689741779
  4. Fung-Yee Chan, M.D.San Francisco, CA 941091801963988
  5. Elizabeth Moy, M.D.San Francisco, CA 941091447327572
  6. Caitlyn Painter, D.O.San Francisco, CA 941581356768485
  7. Anju Ranjit, M.D., M.P.H.San Francisco, CA 941581194257162
  8. Jaclyn Taub, DOSan Francisco, CA 941581144458191

Common questions

What is Maria Martin, MD's NPI number?

Maria Martin, MD's National Provider Identifier (NPI) is 1275831828, issued on Mar 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Maria Martin, MD located?

The NPPES record lists a practice address at 2425 Geary Blvd, San Francisco, CA, 94115. Phone: (415) 328-8402. Providers update this record themselves, so call before visiting.

How can I verify Maria Martin, MD's license?

NPPES lists California license number A132149, 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 Maria Martin, MD prescribe under Medicare Part D?

In 2024, Maria Martin, MD had 465 Medicare Part D claims for 168 beneficiaries; the average among obstetrics physician prescribers was 218. 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.