Bernard A. Feigenbaum, M.D.
Allergy & Immunology Physician · Brentwood, CA
Bernard A. Feigenbaum, M.D. is an allergy & immunology physician with a practice address in Brentwood, California, and NPI 1639115652, issued on Jun 20, 2006. Check the license (California G69281, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Bernard A. Feigenbaum
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License numbers
- G69281 CA
5332910 NY
Self-reported in NPPES; status is on the state search - Practice location
- 191 Sand Creek RD Ste 125, Brentwood, CA 94513
- Phone
- (415) 362-5443
- Enumerated
- Jun 20, 2006
- Record last updated
- Apr 13, 2026
- Medicare enrollment
- Enrolled (PECOS I20130803000186); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 444 in California → Look up another NPI →
Also registered at 191 Sand Creek RD Ste 125
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brooke Leonard, AUDAudiologist1740038140
- James Wu, M.D.Plastic Surgery within the Head & Neck (Otolaryngology) Physician1720070113
Verify Bernard A. Feigenbaum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G69281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average allergy & immunology physician in 2024
11 Medicare Part D claims, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bernard A. Feigenbaum among 444 allergy & immunology physician records in California
Bernard A. Feigenbaum, M.D. is one of 444 allergy & immunology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1989 · median 2004 among the 281 with a school on file
- Record last updated2026 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in California
There are 444 allergy & immunology physician records in California.
All 444 in California → Every provider in Brentwood → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Michael Miller, MDAntioch, CA 945091437201662
- Kaleyathodi Bhat, MDConcord, CA 945201316904725
- Joshua Sacha, D.O.Travis Afb, CA 945351275526634
- Chyh Woei Lee, MDFremont, CA 945381871574400
- Randolph Lippert, MDFremont, CA 945381316022072
- Kristina Philpott, M.D.Fremont, CA 945381902999477
- Natalie CacHayward, CA 945451205006657
- Michael Louie, MDHayward, CA 945451629156492
Common questions
What is Bernard A. Feigenbaum, M.D.'s NPI number?
Bernard A. Feigenbaum, M.D.'s National Provider Identifier (NPI) is 1639115652, issued on Jun 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Bernard A. Feigenbaum, M.D. located?
The NPPES record lists a practice address at 191 Sand Creek RD Ste 125, Brentwood, CA, 94513. Phone: (415) 362-5443. Providers update this record themselves, so call before visiting.
How can I verify Bernard A. Feigenbaum, M.D.'s license?
NPPES lists California license number G69281, 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.
How much does Bernard A. Feigenbaum, M.D. prescribe under Medicare Part D?
In 2024, Bernard A. Feigenbaum, M.D. had 11 Medicare Part D claims; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
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.