NPPES file of Aug 9, 2026

Michael Adam Thomas, MD

Diagnostic Radiology Physician · San Francisco, CA

Michael Adam Thomas, MD is a diagnostic radiology physician with a practice address in San Francisco, California, and NPI 1093107740, issued on Mar 3, 2015. Check the license (California A192768, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093107740
Name
Michael Adam Thomas
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
A192768 CA
125.075382 IL
Self-reported in NPPES; status is on the state search
Practice location
505 Parnassus Ave, San Francisco, CA 94143
Phone
(415) 476-1537
Enumerated
Mar 3, 2015
Record last updated
Aug 1, 2025
Medicare enrollment
Enrolled (PECOS I20250710000538); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 505 Parnassus Ave

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

  1. Alexander Aabedi, MDStudent in an Organized Health Care Education/Training Program1245971480
  2. Kathryn Aaronson, RN, CPNPPediatric Nurse Practitioner1992030951
  3. Sharon AbadaStudent in an Organized Health Care Education/Training Program1003492844
  4. Abul Abbas, MBBSAnatomic Pathology Physician1881652964
  5. Jesse Abelson, MDInternal Medicine Physician1083843817
  6. Rhonald AbitonaAcute Care Nurse Practitioner1164993473

Verify Michael Adam Thomas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A192768
    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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Bills Medicare through 2 group practices

  1. Ucsf Medical Group Business ServicesSan Francisco, CA
  2. University OF California San FranciscoSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Adam Thomas among 4,500 diagnostic radiology physician records in California

Michael Adam Thomas, MD is one of 4,500 diagnostic radiology 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 2015, is newer than 81% of them.

  • NPI issued2015 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2018 · median 2004 among the 3,130 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Ronald Arenson, MDSan Francisco, CA 941431063477750
  2. Diana Baker, M.D.San Francisco, CA 941431790730984
  3. Cynthia Chin, M.D.San Francisco, CA 941431447292404
  4. Rita Freimanis, MDSan Francisco, CA 941431508840802
  5. Charles Gooding, MDSan Francisco, CA 941431497710214
  6. Roy Gordon, M.D.San Francisco, CA 941431881636876
  7. Bonnie Joe, M.D.San Francisco, CA 941431710927314
  8. Theodore Lee, M.D.San Francisco, CA 941431083656193

Common questions

What is Michael Adam Thomas, MD's NPI number?

Michael Adam Thomas, MD's National Provider Identifier (NPI) is 1093107740, issued on Mar 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Michael Adam Thomas, MD located?

The NPPES record lists a practice address at 505 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 476-1537. Providers update this record themselves, so call before visiting.

How can I verify Michael Adam Thomas, MD's license?

NPPES lists California license number A192768, 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.

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.