NPPES file of Aug 9, 2026

Martin Schwartz, MD OB GYN

Obstetrics & Gynecology Physician · San Rafael, CA

Martin Schwartz, MD OB GYN is an obstetrics & gynecology physician with a practice address in San Rafael, California, and NPI 1104992023, issued on Nov 24, 2006. Check the license (California G7945, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104992023
Name
Martin Schwartz
Credential
MD OB GYN
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G7945 CA
Self-reported in NPPES; status is on the state search
Practice location
361 Third Street, San Rafael, CA 94901
Phone
(415) 499-4030
Enumerated
Nov 24, 2006
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 361 Third Street

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

  1. Judy Greenwald, NP RNAmbulatory Women's Health Care Registered Nurse1790889913
  2. Rocio Hernandez, MFCMarriage & Family Therapist1982793162
  3. Kate McGlashan, NP RN CNMMidwife1043316714
  4. Maria Quinonez, RNAmbulatory Women's Health Care Registered Nurse1124108972
  5. Wendi Thomas, R.N.Ambulatory Women's Health Care Registered Nurse1023132032

Verify Martin Schwartz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G7945
    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

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89% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

18 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Martin Schwartz18
  2. Specialty average165

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.

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

Other obstetrics & gynecology physician records in California

  1. Ingrid Aalami, MDSan Jose, CA1952376550
  2. Avisa Abaian- Eagar, M.D.Orange, CA1316057755
  3. Derek Abbassi, MDWalnut Creek, CA1841364155
  4. Ahmed Abdelaziz, MDSanta Maria, CA1790039733
  5. Alireza Abdollah Shamshirsaz, M.D.Palo Alto, CA1881804235
  6. Nicole Abell, DOVentura, CA1811243603
  7. Zachary AbelsonLos Angeles, CA1689237414
  8. Ray Abinader, M.D.Loma Linda, CA1770901548
  9. Tarek Abou El Kheir, M.D.San Bernardino, CA1477521789
  10. Nada Abou-HaibaLos Angeles, CA1134067549

Common questions

What is Martin Schwartz, MD OB GYN's NPI number?

Martin Schwartz, MD OB GYN's National Provider Identifier (NPI) is 1104992023, issued on Nov 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Martin Schwartz, MD OB GYN located?

The NPPES record lists a practice address at 361 Third Street, San Rafael, CA, 94901. Phone: (415) 499-4030. Providers update this record themselves, so call before visiting.

How can I verify Martin Schwartz, MD OB GYN's license?

NPPES lists California license number G7945, 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 Martin Schwartz, MD OB GYN prescribe under Medicare Part D?

In 2024, Martin Schwartz, MD OB GYN had 18 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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 27, 2026.