NPPES file of Aug 9, 2026

Brandon Niemeier, M.D.

Psychiatry Physician · San Diego, CA

Brandon Niemeier, M.D. is a psychiatry physician with a practice address in San Diego, California, and NPI 1255622338, issued on Apr 25, 2011. Check the license (California A146453, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255622338
Name
Brandon Niemeier
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A146453 CA
Self-reported in NPPES; status is on the state search
Practice location
7850 Vista Hill Ave, San Diego, CA 92123
Phone
(619) 294-4119
Enumerated
Apr 25, 2011
Record last updated
Jul 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(619) 295-5044
Medicare enrollment
Enrolled (PECOS I20190617000289); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 2011
Telehealth
Offers telehealth (CMS)
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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Also registered at 7850 Vista Hill Ave

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

  1. Lisette Alder, LMFTMarriage & Family Therapist1194558775
  2. Vicky Borck, D.O.Psychiatry Physician1306939038
  3. John Borman, M.D.Psychiatry Physician1669508727
  4. Mary Beth Bryan, PSYDClinical Psychologist1417134347
  5. Nadia Bukar, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1982979340
  6. Paulette Cazares, M.D., MPHInternal Medicine Physician1710927470

Verify Brandon Niemeier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A146453
    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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80% fewer Medicare Part D claims than the average psychiatry physician in 2024

195 Medicare Part D claims for 24 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Brandon Niemeier195
  2. Specialty average1,000

Most prescribed

  1. Escitalopram Oxalate30 claims
  2. Buspirone Hcl20 claims
  3. Aripiprazole17 claims
  4. Sertraline Hcl15 claims
  5. Risperidone12 claims
  6. Gabapentin11 claims

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.

Bills Medicare through 2 group practices

  1. Niemeier MD ApcSan Diego, CA
  2. Tms Neurohealth West Professional Medical CorporationSan Diego, CA

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

Brandon Niemeier among 8,673 psychiatry physician records in California

Brandon Niemeier, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 63% of them.

  • NPI issued2011 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2011 · median 2005 among the 3,295 with a school on file
  • Record last updated2020 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. John Aldous, MDSan Diego, CA 921231831245414
  2. Vicky Borck, D.O.San Diego, CA 921231306939038
  3. Camellia Clark, M.D.San Diego, CA 921231174624399
  4. Nicodemus Garcia, MDSan Diego, CA 921231669478400
  5. Daniel Gardner, MDSan Diego, CA 921231134103591
  6. Asher Gorelik, M.D.San Diego, CA 921231902910649
  7. Thomas Hessling, M.D.San Diego, CA 921231972659191
  8. Syed Jafar, M.D.San Diego, CA 921231164437521

Common questions

What is Brandon Niemeier, M.D.'s NPI number?

Brandon Niemeier, M.D.'s National Provider Identifier (NPI) is 1255622338, issued on Apr 25, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Brandon Niemeier, M.D. located?

The NPPES record lists a practice address at 7850 Vista Hill Ave, San Diego, CA, 92123. Phone: (619) 294-4119. Providers update this record themselves, so call before visiting.

How can I verify Brandon Niemeier, M.D.'s license?

NPPES lists California license number A146453, 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 Brandon Niemeier, M.D. prescribe under Medicare Part D?

In 2024, Brandon Niemeier, M.D. had 195 Medicare Part D claims for 24 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.