NPPES file of Aug 9, 2026

Vanessa Margaret McMahan, PHD

Community Health Worker · San Francisco, CA

Vanessa Margaret McMahan, PHD is a community health worker with a practice address in San Francisco, California, and NPI 1326636762, issued on Dec 31, 2020. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1326636762
Name
Vanessa Margaret McMahan
Credential
PHD
Primary taxonomy
Community Health Worker 172V00000X
Practice location
25 Van Ness Ave Ste 500, San Francisco, CA 94102
Phone
(628) 217-7469
Enumerated
Dec 31, 2020
Record last updated
Jan 12, 2021 (not updated in 5 years: call before relying on the address or phone)
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 25 Van Ness Ave Ste 500

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

  1. Anthony BuckmanResearch Study Abstracter/Coder1851712822
  2. Miaojung ChenBiostatiscian1649691577
  3. Chisheng ChinOther Specialist/Technologist1134540107
  4. Aida FlandezBiostatiscian1104247774
  5. Sally Grant, RN, MN, NPFamily Nurse Practitioner1174699250
  6. George Han, MD, MPHPublic Health & General Preventive Medicine Physician1205243763

Verify Vanessa Margaret McMahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find 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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1,674 community health worker records list a practice address in San Francisco

They are 1,674 of the 38,143 NPPES records with a practice address in San Francisco, and 11,133 community health worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other community health worker records in California

  1. Tarchell AaronOakland, CA1699561860
  2. Sonia AbahaziCorona, CA1912826405
  3. Melissa AbarcaAnaheim, CA1639820806
  4. Mayra Abarca MorenoCarson, CA1942028733
  5. Robert AbateSan Francisco, CA1336584465
  6. Ariana Abayari-GonzalezSanta Barbara, CA1528847522
  7. Hana AbdallaNapa, CA1487201349
  8. Samuel Abdalla, CHWLoma Linda, CA1184569204
  9. Giacomo AbdallahSacramento, CA1902585813
  10. Sarah AbdallahConcord, CA1053094953

Common questions

What is Vanessa Margaret McMahan, PHD's NPI number?

Vanessa Margaret McMahan, PHD's National Provider Identifier (NPI) is 1326636762, issued on Dec 31, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Vanessa Margaret McMahan, PHD located?

The NPPES record lists a practice address at 25 Van Ness Ave Ste 500, San Francisco, CA, 94102. Phone: (628) 217-7469. Providers update this record themselves, so call before visiting.

How can I verify Vanessa Margaret McMahan, PHD's license?

Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.