Registry data as of Aug 27, 2026

Matthew Bell, MD

Gastroenterology Physician · San Francisco, CA

Matthew Bell, MD is a gastroenterology physician with a practice address in San Francisco, California, and NPI 1295316263, issued on Apr 20, 2021. Check the license (California A191472, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1295316263
Name
Matthew Bell
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A191472 CA
Self-reported in NPPES; status is on the state search
Practice location
1101 Van Ness Ave, San Francisco, CA 94109
Phone
(415) 600-6000
Enumerated
Apr 20, 2021
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 1101 Van Ness Ave

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

  1. Hashem Al-Dujaili, MDDiagnostic Radiology Physician1750062675
  2. Chase Anderson, MDDiagnostic Radiology Physician1609338185
  3. Lindsey AttigContinence Care Registered Nurse1003296906
  4. Valerie Au, M.D.Anesthesiology Physician1326415373
  5. Rio Beardsley, MDEmergency Medicine Physician1992384994
  6. Brittney BerkeyPhysician Assistant1528837564

Verify Matthew Bell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A191472
    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.

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

82% fewer Medicare Part D claims than the average gastroenterology physician in 2024

156 Medicare Part D claims for 44 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Matthew Bell156
  2. Specialty average848

Most prescribed

  1. Jardiance17 claims
  2. Amlodipine Besylate12 claims
  3. Atorvastatin Calcium12 claims

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.

Industry payments in 2024: $89.42

3 payments, mostly food and beverage; the largest payer was Janssen Biotech, Inc.. The 10,593 providers of this specialty with any payment received $4,948.62 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Bell$89.42
  2. Specialty average$4,948.62

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gastroenterology Physician providers in California

There are 1,749 gastroenterology physician records in California.

Other gastroenterology physician records in California

  1. David Aarons, MDLodi, CA1619081379
  2. Constante Abaya, MDOxnard, CA1003918459
  3. Homan Abdollahzadeh, MDPalm Springs, CA1184634826
  4. John Abdulian, M.D.Fresno, CA1437114113
  5. Hussein Abidali, DORancho Cucamonga, CA1205274768
  6. Alaa Abousaif, MDOrange, CA1235124108
  7. Donald Abrahm, M.D.Newport Beach, CA1215022405
  8. Maria Abreu, M.D.West Hollywood, CA1598793374
  9. Safwat Absood, M.D.Modesto, CA1932113891
  10. Ronald Adamany, M.D.Mission Viejo, CA1992780688

Common questions

What is Matthew Bell, MD's NPI number?

Matthew Bell, MD's National Provider Identifier (NPI) is 1295316263, issued on Apr 20, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Bell, MD located?

The NPPES record lists a practice address at 1101 Van Ness Ave, San Francisco, CA, 94109. Phone: (415) 600-6000. Providers update this record themselves, so call before visiting.

How can I verify Matthew Bell, MD's license?

NPPES lists California license number A191472, 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 Matthew Bell, MD prescribe under Medicare Part D?

In 2024, Matthew Bell, MD had 156 Medicare Part D claims for 44 beneficiaries; the average among gastroenterology physician prescribers was 848. 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.

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.