NPPES file of Aug 9, 2026

Matthew Bucknor, M.D.

Diagnostic Radiology Physician · San Francisco, CA

Matthew Bucknor, M.D. is a diagnostic radiology physician with a practice address in San Francisco, California, and NPI 1407181274, issued on Oct 12, 2009. Check the license (California A111072, 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 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407181274
Name
Matthew Bucknor
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A111072 CA
Self-reported in NPPES; status is on the state search
Practice location
505 Parnassus Ave # M-391, San Francisco, CA 94143
Phone
(415) 476-8358
Enumerated
Oct 12, 2009
Record last updated
May 29, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130701000250); accepts Medicare assignment
Medical or professional school
Stanford University School Of Medicine, 2008
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 # M-391

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

  1. Sean Cullen, M.D.Diagnostic Radiology Physician1528090909
  2. Alyssa Kirsch, MDDiagnostic Radiology Physician1033639273
  3. Heather Le, M.D.Body Imaging Physician1396761136
  4. John Mongan, MD, PHDDiagnostic Radiology Physician1396070199
  5. Sujal Nanavati, M.D.Diagnostic Radiology Physician1326077496
  6. Mariela Resendes, M.D.Diagnostic Radiology Physician1811913833

Verify Matthew Bucknor in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A111072    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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The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

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).

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 →

Other diagnostic radiology physician records in California

  1. Jason Aaronson, MDLos Angeles, CA1023145463
  2. Brianna Abadie, M.D.Van Nuys, CA1861811291
  3. Kenric Aban, M.D.Oceanside, CA1336218023
  4. Pablo Abbona, MDLos Angeles, CA1689856239
  5. Rashed AbdelaalRiverside, CA1518726090
  6. Ahmed Abdelhalim, MDRiverside, CA1275162927
  7. Fatemeh Abdollahi Mofakham, MDLos Angeles, CA1659652915
  8. Bennett Abe, MDVisalia, CA1184731283
  9. Stephen Abedon, M.D.Daly City, CA1689628687
  10. Richard Abello, M.D.La Jolla, CA1245205996

Common questions

What is Matthew Bucknor, M.D.'s NPI number?

Matthew Bucknor, M.D.'s National Provider Identifier (NPI) is 1407181274, issued on Oct 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Bucknor, M.D. located?

The NPPES record lists a practice address at 505 Parnassus Ave # M-391, San Francisco, CA, 94143. Phone: (415) 476-8358. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number A111072, 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.

What is Matthew Bucknor, M.D.'s MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.