Patrick R. Mulligan, M.D.
Diagnostic Radiology Physician · San Mateo, CA
Patrick R. Mulligan, M.D. is a diagnostic radiology physician with a practice address in San Mateo, California, and NPI 1710321138, issued on Apr 29, 2013. Check the license (California A134461, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Patrick R. Mulligan
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- A134461 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
- Apr 29, 2013
- Record last updated
- Dec 5, 2025
- Fax
- (650) 696-4626
- Medicare enrollment
- Enrolled (PECOS I20191210001142); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2013
- Entity
- Type 1 · individual
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.
- Frederick Adler, M.D.Family Medicine Physician1629030515
- Avanti Ambekar, M.D.Diagnostic Radiology Physician1356447627
- Mandeep Bajwa, M.D.Family Medicine Physician1891083978
- Harriet Borofsky, M.D.Diagnostic Radiology Physician1033162912
- Kelly Broderick, M.D.Diagnostic Radiology Physician1609821891
- Joey CheungRadiological Physics Physician1154256493
Verify Patrick R. Mulligan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A134461Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 7 group practices
- California Advanced Imaging Medical Associates IncSan Mateo, CA
- Memphis Physicians Radiological Group PCHalf Moon Bay, CA
- Regents OF The Univ OF CAEl Granada, CA
- RemloHalf Moon Bay, CA
- Sutter Bay Medical FoundationBurlingame, CA
- Virtual Radiologic Professionals OF California PAEl Granada, CA
- Warren General HospitalEl Granada, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Patrick R. Mulligan among 4,500 diagnostic radiology physician records in California
Patrick R. Mulligan, 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 2013, is newer than 76% of them.
- NPI issued2013 · 76% of these records are older, 22% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2013 · 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.
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
- Avanti Ambekar, M.D.San Mateo, CA 944011356447627
- Harriet Borofsky, M.D.San Mateo, CA 944011033162912
- Kelly Broderick, M.D.San Mateo, CA 944011609821891
- Doris Burton, MDSan Mateo, CA 944011285837906
- Rahi Kumar, M.D.San Mateo, CA 944011730452806
- Nancy Lai, M.D.San Mateo, CA 944011932326188
- Nicole Lee, MDSan Mateo, CA 944011669615183
- Kathleen McKenna, M.D.San Mateo, CA 944011699711358
Common questions
What is Patrick R. Mulligan, M.D.'s NPI number?
Patrick R. Mulligan, M.D.'s National Provider Identifier (NPI) is 1710321138, issued on Apr 29, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Patrick R. Mulligan, 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 Patrick R. Mulligan, M.D.'s license?
NPPES lists California license number A134461, 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.