NPPES file of Aug 9, 2026

Matthew David Epstein, M.D.

Diagnostic Radiology Physician · San Francisco, CA

Matthew David Epstein, M.D. is a diagnostic radiology physician with a practice address in San Francisco, California, and NPI 1790933521, issued on Sep 4, 2008. Check the license (California A119143, 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
1790933521
Name
Matthew David Epstein
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A119143 CA
Self-reported in NPPES; status is on the state search
Practice location
505 Parnassus Ave # M396, San Francisco, CA 94143
Phone
(503) 317-6336
Enumerated
Sep 4, 2008
Record last updated
Dec 8, 2023
Medicare enrollment
Enrolled (PECOS I20120518000517); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2007
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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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Verify Matthew David Epstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A119143    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. Bay Imaging Consultants Medical Group IncOakland, CA
  2. Magnetic Imaging Affiliates LLCHonolulu, HI

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

Matthew David Epstein among 4,500 diagnostic radiology physician records in California

Matthew David Epstein, M.D. 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 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2007 · median 2004 among the 3,130 with a school on file
  • Record last updated2023 · 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.

All 4,500 in California → Every provider in San Francisco → Diagnostic Radiology Physician nationwide →

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 Matthew David Epstein, M.D.'s NPI number?

Matthew David Epstein, M.D.'s National Provider Identifier (NPI) is 1790933521, issued on Sep 4, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Matthew David Epstein, M.D. located?

The NPPES record lists a practice address at 505 Parnassus Ave # M396, San Francisco, CA, 94143. Phone: (503) 317-6336. Providers update this record themselves, so call before visiting.

How can I verify Matthew David Epstein, M.D.'s license?

NPPES lists California license number A119143, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.