Brent Raymond Larson, MD
Anesthesiology Physician · Pleasanton, CA
Brent Raymond Larson, MD is an anesthesiology physician with a practice address in Pleasanton, California, and NPI 1609921204, issued on Jan 24, 2007. Check the license (California A63652, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Brent Raymond Larson
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A63652 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1393 Santa Rita RD, Pleasanton, CA 94566
- Phone
- (925) 462-2334
- Enumerated
- Jan 24, 2007
- Record last updated
- Nov 17, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (925) 462-2335
- Medicaid ID
- 00A636520 CA
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Verify Brent Raymond Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A63652Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Brent Raymond Larson among 7,571 anesthesiology physician records in California
Brent Raymond Larson, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 43% newer
- In a Medicare fileNo · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2008 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,571 in California → Every provider in Pleasanton → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Chris Chen, M.D.Pleasanton, CA 945661891738472
- Leopoldo Montejo, MDPleasanton, CA 945661043244080
- George Lee, MDPinole, CA 945641700950938
- Roger Proctor, M.D.Pinole, CA 945641184761090
- Hank Sun, MDOrinda, CA 945631427493220
- Vincent Sansone, MDSonoma, CA 945601245273531
- Jerry Abajian, M.D.Napa, CA 945581851336218
- Jonathan Cohen, M.D.Napa, CA 945581396819959
Common questions
What is Brent Raymond Larson, MD's NPI number?
Brent Raymond Larson, MD's National Provider Identifier (NPI) is 1609921204, issued on Jan 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Brent Raymond Larson, MD located?
The NPPES record lists a practice address at 1393 Santa Rita RD, Pleasanton, CA, 94566. Phone: (925) 462-2334. Providers update this record themselves, so call before visiting.
How can I verify Brent Raymond Larson, MD's license?
NPPES lists California license number A63652, 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.
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.