Brian Anthony Byrne, M.D.

Obstetrics & Gynecology Physician · Murrieta, CA

Brian Anthony Byrne, M.D. is an obstetrics & gynecology physician with a practice address in Murrieta, California, and NPI 1467551994, issued on Sep 21, 2006. Check the license (California A39837, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026

1467551994

Name: Brian Anthony Byrne
Credential: M.D.
Primary taxonomy: Obstetrics & Gynecology Physician 207V00000X
License number: A39837 CA
Self-reported in NPPES; status is on the state search
Practice location: 25405 Hancock Ave Ste 101, Murrieta, CA 92562
Phone: (951) 461-3311
Enumerated: Sep 21, 2006
Record last updated: Oct 27, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID: 00A398370 CA
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.

Download card Updates feed

8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →

Also registered at 25405 Hancock Ave Ste 101

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

Alexandria Hernal, MSN, FNP-CFamily Nurse Practitioner1487490447

Verify Brian Anthony Byrne in five checks

1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
2LicenseActive license and public ordersMedical Board of California
Search for license A39837Check the board
3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Brian Anthony Byrne among 5,088 obstetrics & gynecology physician records in California

Brian Anthony Byrne, M.D. is one of 5,088 obstetrics & gynecology 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 not. Its NPI, issued in 2006, is newer than 5% of them.

NPI issued2006 · 5% of these records are older, 52% newer
In a Medicare fileNo · 74% of these records are
In the CMS Doctors and Clinicians fileNo · 53% of these records are
Record last updated2011 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5,088 in California → Every provider in Murrieta → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

Michael Andersen, M.D.Murrieta, CA 925621871685008
Pattie Dimmette, M.D.Murrieta, CA 925621962501429
Rula Fuertez, MDMurrieta, CA 925621972751972
Joseph Glaser, M.D.Murrieta, CA 925621841360229
Tammy Hayton, M.D.Murrieta, CA 925621265502660
Kendra Jones, MDMurrieta, CA 925621689887051
Frances Kim, M.D.Murrieta, CA 925621447323787
Debra Lebo, D.O.Murrieta, CA 925621760552152

Common questions

What is Brian Anthony Byrne, M.D.'s NPI number?

Brian Anthony Byrne, M.D.'s National Provider Identifier (NPI) is 1467551994, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brian Anthony Byrne, M.D. located?

The NPPES record lists a practice address at 25405 Hancock Ave Ste 101, Murrieta, CA, 92562. Phone: (951) 461-3311. Providers update this record themselves, so call before visiting.

How can I verify Brian Anthony Byrne, M.D.'s license?

NPPES lists California license number A39837, 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. 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.