NPPES file of Aug 9, 2026

Martin H. Leamon, M.D.

Addiction Psychiatry Physician · Sacramento, CA

Martin H. Leamon, M.D. is an addiction psychiatry physician with a practice address in Sacramento, California, and NPI 1629053145, issued on Dec 7, 2005. Check the license (California G059296, 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
1629053145
Name
Martin H. Leamon
Credential
M.D.
Primary taxonomy
Addiction Psychiatry Physician 2084P0802X
License number
G059296 CA
Self-reported in NPPES; status is on the state search
Practice location
3160 Folsom Blvd Ste 1400, Sacramento, CA 95816
Phone
(916) 734-5846
Enumerated
Dec 7, 2005
Record last updated
Jul 21, 2022
Medicaid ID
00G592960 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3160 Folsom Blvd Ste 1400

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

  1. Jaclyn Fox, PHDClinical Neuropsychologist1548716962
  2. Rebecca Hoss, PHARMDAmbulatory Care Pharmacist1366089906
  3. Victoria Jackson, DNP, FNP-C, PA-CNurse Practitioner1518435437
  4. Carolann Kinzel, MSWClinical Social Worker1093955007
  5. Aseel Naser, DONeuromusculoskeletal Medicine & OMM Physician1649914995
  6. Alicia Ranucci, PSY.D.Clinical Neuropsychologist1679981237

Verify Martin H. Leamon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G059296
    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

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93% fewer Medicare Part D claims than the average addiction psychiatry physician in 2024

50 Medicare Part D claims for 18 beneficiaries, against an average of 716 among the 421 providers of this specialty who prescribed in Part D.

  1. Martin Leamon50
  2. Specialty average716

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.

Addiction Psychiatry Physician providers in California

There are 73 addiction psychiatry physician records in California.

Other addiction psychiatry physician records in California

  1. Steven Allen, M.D.Sylmar, CA1700144557
  2. Eva Altobelli, MDSanta Monica, CA1790990620
  3. Robert Anthenelli, M.D.San Diego, CA1225139306
  4. James Armontrout, MDPalo Alto, CA1215202403
  5. Sean Barlow, M.D.Palm Desert, CA1386653178
  6. Ori-Michael Benhamou, M.D.Mountain View, CA1194169052
  7. Adam Berns, MDWoodside, CA1669835047
  8. Allison Botwin, M.D.Rancho Mirage, CA1013969161
  9. William Brostoff, MDVallejo, CA1467530352
  10. Matthew Campbell, M.D.Sacramento, CA1841645223

Common questions

What is Martin H. Leamon, M.D.'s NPI number?

Martin H. Leamon, M.D.'s National Provider Identifier (NPI) is 1629053145, issued on Dec 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Martin H. Leamon, M.D. located?

The NPPES record lists a practice address at 3160 Folsom Blvd Ste 1400, Sacramento, CA, 95816. Phone: (916) 734-5846. Providers update this record themselves, so call before visiting.

How can I verify Martin H. Leamon, M.D.'s license?

NPPES lists California license number G059296, 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 Martin H. Leamon, M.D. prescribe under Medicare Part D?

In 2024, Martin H. Leamon, M.D. had 50 Medicare Part D claims for 18 beneficiaries; the average among addiction psychiatry physician prescribers was 716. 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.