James B. Brewer, M.D./PH.D
Neurology Physician · San Diego, CA
James B. Brewer, M.D./PH.D is a neurology physician with a practice address in San Diego, California, and NPI 1033144985, issued on Jul 11, 2006. Check the license (California A89348, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James B. Brewer
- Credential
- M.D./PH.D
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A89348 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 W Arbor Dr, San Diego, CA 92103
- Phone
- (858) 657-8558
- Enumerated
- Jul 11, 2006
- Record last updated
- Jan 17, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 00A893480 CA
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Also registered at 200 W Arbor Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James B. Brewer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A89348Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $133.12
1 payment: food and beverage; the largest payer was Ucb, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
James B. Brewer among 2,339 neurology physician records in California
James B. Brewer, M.D./PH.D is one of 2,339 neurology physician records with a practice address in California. 81% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2019 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in California
There are 2,339 neurology physician records in California.
All 2,339 in California → Every provider in San Diego → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- John Aalbers, M.D.San Diego, CA 921031942262431
- Kristi Dove, MDSan Diego, CA 921031598730335
- Ronald Ellis, M.D., PH.D.San Diego, CA 921031992763114
- George Ellison, M.DSan Diego, CA 921031194740365
- James Grisolia, M.D.INCSan Diego, CA 921031336102359
- Charles Jablecki, M.D.San Diego, CA 921031255315677
- Mark Kritchevsky, MDSan Diego, CA 921031104866318
- Stephanie Lessig, M.D.San Diego, CA 921031134167141
Common questions
What is James B. Brewer, M.D./PH.D's NPI number?
James B. Brewer, M.D./PH.D's National Provider Identifier (NPI) is 1033144985, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James B. Brewer, M.D./PH.D located?
The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (858) 657-8558. Providers update this record themselves, so call before visiting.
How can I verify James B. Brewer, M.D./PH.D's license?
NPPES lists California license number A89348, 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.