NPPES file of Aug 9, 2026

Luther Arms

Psychiatry Physician · San Francisco, CA

Luther Arms is a psychiatry physician with a practice address in San Francisco, California, and NPI 1518345941, issued on May 18, 2015. Check the license (California A157473, 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
1518345941
Name
Luther Arms
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A157473 CA
Self-reported in NPPES; status is on the state search
Practice location
1001 Potrero Ave, San Francisco, CA 94110
Phone
(628) 206-8426
Enumerated
May 18, 2015
Record last updated
Dec 4, 2023
Medicare enrollment
Enrolled (PECOS I20220901001361); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 2017
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 1001 Potrero Ave

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

  1. Elizabeth Abbs, M.D.Internal Medicine Physician1295269983
  2. Atokena AbeStudent in an Organized Health Care Education/Training Program1043130149
  3. Mary Ann AbilleRegistered Nurse1699155804
  4. Nasrin Aboudamous, FNPFamily Nurse Practitioner1699579912
  5. Elizabeth AdvientoRegistered Nurse1124968987
  6. Rocio Agraz-Lara, RN, PHNRegistered Nurse1003075995

Verify Luther Arms in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A157473
    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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7% fewer Medicare Part D claims than the average psychiatry physician in 2024

927 Medicare Part D claims for 36 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Luther Arms927
  2. Specialty average1,000

Most prescribed

  1. Olanzapine104 claims
  2. Haloperidol Decanoate59 claims
  3. Benztropine Mesylate40 claims
  4. Divalproex Sodium Er35 claims
  5. Trazodone Hcl35 claims
  6. Lurasidone Hcl34 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 one group practice

  1. University OF California San FranciscoSan Francisco, CA

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

Luther Arms among 8,673 psychiatry physician records in California

Luther Arms 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 2015, is newer than 74% of them.

  • NPI issued2015 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2017 · median 2005 among the 3,295 with a school on file
  • Record last updated2023 · 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).

763 psychiatry physician records list a practice address in San Francisco

They are 763 of the 38,143 NPPES records with a practice address in San Francisco, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Amin Azzam, MDSan Francisco, CA 941101811927395
  2. Louai Bilal, MDSan Francisco, CA 941101881623932
  3. Jo Ellen Brainin-Rodriguez, MDSan Francisco, CA 941101821034067
  4. Robert Buckley, MDSan Francisco, CA 941101558391037
  5. Silvia Colmenares, M.D.San Francisco, CA 941101932134061
  6. Stephen Dominy, MDSan Francisco, CA 941101740210228
  7. Alasdair Donald, MDSan Francisco, CA 941101821028309
  8. Susan Downs, MDSan Francisco, CA 941101831129311

Common questions

What is Luther Arms's NPI number?

Luther Arms's National Provider Identifier (NPI) is 1518345941, issued on May 18, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Luther Arms located?

The NPPES record lists a practice address at 1001 Potrero Ave, San Francisco, CA, 94110. Phone: (628) 206-8426. Providers update this record themselves, so call before visiting.

How can I verify Luther Arms's license?

NPPES lists California license number A157473, 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 Luther Arms prescribe under Medicare Part D?

In 2024, Luther Arms had 927 Medicare Part D claims for 36 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.