NPPES file of Aug 9, 2026

Jason Pai, M.D.

Diagnostic Radiology Physician · San Mateo, CA

Jason Pai, M.D. is a diagnostic radiology physician with a practice address in San Mateo, California, and NPI 1548648827, issued on May 7, 2015. Check the license (California A144078, 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
1548648827
Name
Jason Pai
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A144078 CA
Self-reported in NPPES; status is on the state search
Practice location
100 S San Mateo Dr, San Mateo, CA 94401
Phone
(650) 696-4515
Enumerated
May 7, 2015
Record last updated
Mar 22, 2022
Medicare enrollment
Enrolled (PECOS I20200625000733); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2015
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 →

Also registered at 100 S San Mateo Dr

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

  1. Frederick Adler, M.D.Family Medicine Physician1629030515
  2. Avanti Ambekar, M.D.Diagnostic Radiology Physician1356447627
  3. Mandeep Bajwa, M.D.Family Medicine Physician1891083978
  4. Harriet Borofsky, M.D.Diagnostic Radiology Physician1033162912
  5. Kelly Broderick, M.D.Diagnostic Radiology Physician1609821891
  6. Joey CheungRadiological Physics Physician1154256493

Verify Jason Pai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A144078    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 one group practice

  1. Sutter Bay Medical FoundationSan Jose, CA

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

Jason Pai among 4,500 diagnostic radiology physician records in California

Jason Pai, 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 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
  • Graduated2015 · median 2004 among the 3,130 with a school on file
  • Record last updated2022 · 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 Mateo → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Avanti Ambekar, M.D.San Mateo, CA 944011356447627
  2. Harriet Borofsky, M.D.San Mateo, CA 944011033162912
  3. Kelly Broderick, M.D.San Mateo, CA 944011609821891
  4. Doris Burton, MDSan Mateo, CA 944011285837906
  5. Rahi Kumar, M.D.San Mateo, CA 944011730452806
  6. Nancy Lai, M.D.San Mateo, CA 944011932326188
  7. Nicole Lee, MDSan Mateo, CA 944011669615183
  8. Kathleen McKenna, M.D.San Mateo, CA 944011699711358

Common questions

What is Jason Pai, M.D.'s NPI number?

Jason Pai, M.D.'s National Provider Identifier (NPI) is 1548648827, issued on May 7, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jason Pai, M.D. located?

The NPPES record lists a practice address at 100 S San Mateo Dr, San Mateo, CA, 94401. Phone: (650) 696-4515. Providers update this record themselves, so call before visiting.

How can I verify Jason Pai, M.D.'s license?

NPPES lists California license number A144078, 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.