NPPES file of Aug 9, 2026

Nima A. Fahimian, M.D.

Addiction Medicine (Psychiatry & Neurology) Physician · Los Angeles, CA

Nima A. Fahimian, M.D. is an addiction medicine (psychiatry & neurology) physician with a practice address in Los Angeles, California, and NPI 1437100278, issued on May 15, 2006. Check the license (California A85986, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1437100278
Name
Nima A. Fahimian
Credential
M.D.
Primary taxonomy
Addiction Medicine (Psychiatry & Neurology) Physician 2084A0401X
License number
A85986 CA
Self-reported in NPPES; status is on the state search
Practice location
12381 Wilshire Blvd Ste 205, Los Angeles, CA 90025
Phone
(310) 990-6507
Enumerated
May 15, 2006
Record last updated
Jul 10, 2026
Fax
(424) 238-3030
Medicare enrollment
Enrolled (PECOS I20040719000830); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 2002
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest addiction medicine (psychiatry & neurology) physician records → All 40 in California → Look up another NPI →

Also registered at 12381 Wilshire Blvd Ste 205

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

  1. Sheri Rose-McCashin, LMFTMarriage & Family Therapist1235599796
  2. Logan SolbergMarriage & Family Therapist1942168455
  3. Patrick Wester, APRNPsychiatric/Mental Health Nurse Practitioner1578249843

Verify Nima A. Fahimian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A85986    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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Bills Medicare through one group practice

  1. Lipov Medical Group OF CA PCLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nima A. Fahimian among 40 addiction medicine (psychiatry & neurology) physician records in California

Nima A. Fahimian, M.D. is one of 40 addiction medicine (psychiatry & neurology) physician records with a practice address in California. 70% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 65% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2002 · median 2007 among the 17 with a school on file
  • Record last updated2026 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084A0401X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Medicine (Psychiatry & Neurology) Physician providers in California

There are 40 addiction medicine (psychiatry & neurology) physician records in California.

All 40 in California → Every provider in Los Angeles → Addiction Medicine (Psychiatry & Neurology) Physician nationwide →

The 8 addiction medicine (psychiatry & neurology) physician records with the nearest ZIP codes

  1. Charles PattersonLos Angeles, CA 900331659455244
  2. Vera Muensch, M.D.Los Angeles, CA 900131871666776
  3. Victor NnahLos Angeles, CA 900591891322988
  4. Ryan Peterson, M.D.Los Angeles, CA 900681669613816
  5. Arthur Brody, M.D.Los Angeles, CA 900951992744148
  6. Hyla Cass, M.D.Pacific Palisades, CA 902721821293317
  7. Peolia Fonsworth, M.D., M.B.ATorrance, CA 905021639412091
  8. Bridget OchoaSylmar, CA 913421699454330

Common questions

What is Nima A. Fahimian, M.D.'s NPI number?

Nima A. Fahimian, M.D.'s National Provider Identifier (NPI) is 1437100278, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nima A. Fahimian, M.D. located?

The NPPES record lists a practice address at 12381 Wilshire Blvd Ste 205, Los Angeles, CA, 90025. Phone: (310) 990-6507. Providers update this record themselves, so call before visiting.

How can I verify Nima A. Fahimian, M.D.'s license?

NPPES lists California license number A85986, 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.

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.