Registry data as of Aug 27, 2026

John Anderson, MD

Obstetrics & Gynecology Physician · San Mateo, CA

John Anderson, MD is an obstetrics & gynecology physician with a practice address in San Mateo, California, and NPI 1013082429, issued on Nov 21, 2006. Check the license on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordas of Aug 27, 2026
1013082429
Name
John Anderson
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
Practice location
222 W 39TH Ave, San Mateo, CA 94403
Phone
(650) 573-2222
Enumerated
Nov 21, 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.
Download card Updates feed

Also registered at 222 W 39TH Ave

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

  1. Jesse Adams, M.D.Student in an Organized Health Care Education/Training Program1407143399
  2. Stacey Adelson, NPNurse Practitioner1104951797
  3. Brita Almog, MDPediatrics Physician1033402847
  4. Shea AndersonClinical Social Worker1689964991
  5. Zohra Ansari, MSWClinical Social Worker1326462904
  6. Tandis AraniFamily Nurse Practitioner1235648007

Verify John Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Obstetrics & Gynecology Physician providers in California

There are 5,004 obstetrics & gynecology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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. Nicole Abell, DOVentura, CA1811243603
  5. Zachary AbelsonLos Angeles, CA1689237414
  6. Sina Abhari, MDNewport Beach, CA1073955290
  7. Ray Abinader, M.D.Loma Linda, CA1770901548
  8. Tarek Abou El Kheir, M.D.San Bernardino, CA1477521789
  9. Nada Abou-HaibaLos Angeles, CA1134067549
  10. Ariel Abrahams, MDDowney, CA1376726174

Common questions

What is John Anderson, MD's NPI number?

John Anderson, MD's National Provider Identifier (NPI) is 1013082429, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Anderson, MD located?

The NPPES record lists a practice address at 222 W 39TH Ave, San Mateo, CA, 94403. Phone: (650) 573-2222. Providers update this record themselves, so call before visiting.

How can I verify John Anderson, MD's license?

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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.