Martin Leamon, M.D.

Martin Leamon, M.D.


Addiction Psychiatry

Medical Student and Resident Education



  • Health Sciences Clinical Professor of Psychiatry
To see if Martin Leamon is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

UC Davis Midtown Ambulatory Care Center

3160 Folsom Blvd, Suite 1400
Sacramento, CA 95816
Driving Directions

Primary Phone:

Additional Phone Numbers

Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Clinical Interests

Martin Leamon is an authority on substance-related disorders. He is a consultant-instructor on drug and alcohol addiction-related topics for numerous agencies, including the Sacramento County Mental Health Division and the Alcohol and Drug Services Division. He is medical director for Substance Abuse Treatment Services for the VA Northern Healthcare System and medical director for the Sacramento County Adult Psychiatric Support Services Aftercare Clinic. Additionally, he is heavily involved in undergraduate and postgraduate medical education. He currently sees only patients enrolled in the VANCHCS or in the Sacramento County Mental Health Plan.


Substance Abuse

Center/Program Affiliation

UC Davis Medical Group


M.D., Boston University School of Medicine, Boston MA 1985

B.A., Dartmouth College, Hanover NH 1979


Psychiatry, Letterman Army Medical Center, San Francisco CA 1986-1989

Board Certifications

American Board of Psychiatry and Neurology, Addiction Psychiatry, 2006

American Board of Psychiatry and Neurology, Geriatric Psychiatry,

Professional Memberships

American Academy of Addiction Psychiatry

American Psychiatric Association

American Society of Addiction Medicine

California Psychiatric Association

California Society of Addiction Medicine

Central California Psychiatric Society

Select Recent Publications

McCarthy JJ, Leamon MH, Finnegan LP, Fassbender C. Opioid dependence and pregnancy: minimizing stress on the fetal brain. Am J Obstet Gynecol. 2017 Mar;216(3):226-231.

Leamon MH.  Prescription Drug Abuse and Mental Illness. Audio-Digest Psychiatry. 2015;44(23).

McCarthy JJ, Leamon MH, Willits NH, Salo RE.  The effect of methadone dose regimen on neonatal abstinence syndrome.  J Addict Med. 2015 Mar-Apr;9(2):105-10.

Salo R, Fassbender C, Iosif AM, Ursu S, Leamon MH, Carter C.  Predictors of methamphetamine psychosis: history of ADHD-relevant childhood behaviors and drug exposure. Psychiatry Res. 210(2):529-35.

Leamon MH, Bostwick JM.  Substance-Related Disorders.  In The American Psychiatric Publishing Textbook of Suicide Assessment and Management, 2nd Edition.  Edited by Simon RI, Hales RE.  Washington, D.C. American Psychiatric Publishing, Inc. 2012; pp 143-158.

Salo R, Nordahl TE, Buonocore MH, Natsuaki YT, Moore CD, Waters C, Leamon MH.  Spatial inhibition and the visual cortex: a magnetic resonance spectroscopy imaging study. Neuropsychologia. 2011;49(5):830-8.

Leamon MH, Wright T, Myrick H.  Substance-Related Disorders.  In Essentials of Psychiatry, 3rd Edition.  Edited by Hales RE, Yudofsky SC, Gabbard GO.  Washington, D.C.  American Psychiatric Publishing, Inc. 2011;pp 83-110.

Salo R, Flower K, Arnavaz A, Leamon MH,  Nordahl TE, Galloway GP.  Psychiatric comorbidity in methamphetamine dependence. Psychiatry Res. 2011;186(2-3):356-61.

Salo R, Buonocore MH, Leamon M, Natsuaki Y, Waters C, Moore CD, Galloway GP, Nordahl TE.  Extended findings of brain metabolite normalization in MA-dependent subjects across sustained abstinence: A proton MRS study. Drug Alcohol Depend. 2011;113(2-3):133-8.

Leamon MH, Flower K, Salo RE, Nordahl TE, Kranzler HR, Galloway GP.  Methamphetamine and paranoia: the Methamphetamine Experience Questionnaire.  American Journal on Addictions. 2010;19(2): 155-68.