NPPES file of Aug 9, 2026

Robert Brouillard

Hematology & Oncology Physician · La Jolla, CA

Robert Brouillard is a hematology & oncology physician with a practice address in La Jolla, California, and NPI 1487626420, issued on Feb 3, 2006. Check the license (California G34053, 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
1487626420
Name
Robert Brouillard
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
G34053 CA
Self-reported in NPPES; status is on the state search
Practice location
9850 Genesee Ave, La Jolla, CA 92037
Phone
(858) 552-1410
Enumerated
Feb 3, 2006
Record last updated
Jul 13, 2026
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.
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8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →

Also registered at 9850 Genesee Ave

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

  1. Oyewale Abidoye, M.D.Hematology & Oncology Physician1790841815
  2. Mark Adrian, M.D.Internal Medicine Physician1003879438
  3. Amy Andrews, PA-CPhysician Assistant1518019488
  4. Lee Atwood, FNP-BCFamily Nurse Practitioner1346785250
  5. Azar Bastanfar, CERTIFIED NURSE PRACNurse Practitioner1265459184
  6. Lucas BaumgartnerClinical Exercise Physiologist1679908651

Verify Robert Brouillard in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G34053    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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Robert Brouillard among 1,583 hematology & oncology physician records in California

Robert Brouillard is one of 1,583 hematology & oncology physician records with a practice address in California. 83% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 54% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

46 hematology & oncology physician records list a practice address in La Jolla

They are 46 of the 3,648 NPPES records with a practice address in La Jolla, and 1,583 hematology & oncology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,583 in California → Every provider in La Jolla → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Oyewale Abidoye, M.D.La Jolla, CA 920371790841815
  2. Sonia Ali, M.D.La Jolla, CA 920371730451089
  3. Jeffrey Andrey, M.D.La Jolla, CA 920371700851482
  4. Richard Burt, MDLa Jolla, CA 920371225090319
  5. Michael Kosty, M.D.La Jolla, CA 920371801857099
  6. Divya Koura, M.D.La Jolla, CA 920371053471318
  7. Joan Kroener, M.D.La Jolla, CA 920371720067150
  8. James Mason, M.D.La Jolla, CA 920371497717730

Common questions

What is Robert Brouillard's NPI number?

Robert Brouillard's National Provider Identifier (NPI) is 1487626420, issued on Feb 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Brouillard located?

The NPPES record lists a practice address at 9850 Genesee Ave, La Jolla, CA, 92037. Phone: (858) 552-1410. Providers update this record themselves, so call before visiting.

How can I verify Robert Brouillard's license?

NPPES lists California license number G34053, 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.