Amy Barnhorst,

Amy Barnhorst,


  • Associate Professor


To see if Amy Barnhorst is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

Psychiatry and Behavioral Sciences

2230 Stockton Blvd.
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Phone: 916-875-1000 Sacramento County Mental Health
Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Philosophy of Care

I believe in helping people with serious mental illness recover to the best of their abilities in the least restrictive environment possible.

Clinical Interests

Dr. Barnhorst's interests include inpatient and crisis psychiatry, and public mental health.

Research/Academic Interests

My research interests include public mental health systems, firearms law and mental illness, means restriction for suicide prevention, and teaching medical students and residents about mental illness




M.D., UC Davis School of Medicine, Sacramento CA 2006

B.A., Dartmouth College, Hanover NH 1995


Psychiatry, UC Davis Medical Center, Sacramento CA 2006-2010

Board Certifications

American Board of Psychiatry and Neurology, 2011

Professional Memberships

Association for Academic Psychiatry

California Medical Association

Consortium for Risk-Based Firearm Policy

Sierra Sacramento Valley Medical Society

Honors and Awards

Honored Participant, Resident Education Track UC Davis School of Medicine for residents focused on medical education during residency, 2010

Outstanding Teaching Award Resident Medical Staff in Psychiatry UC Davis School of Medicine for dedication to teaching medical students, 2009

Select Recent Publications

Barnhorst A. Mental Illness and Firearms Law. Principles and Practice of Forensic Psychiatry, 3rd Edition. Rosner R . Hodder Arnold Publishing. 2016.

Barnhorst A. and Xiong G. Amphetamine-Related Psychiatric Disorders. Medscape Drugs & Diseases. 2016.

Frattaroli S, McGinty EE, Barnhorst A, Greenberg S. Gun Violence Restraining Orders: Alternative or Adjunct to Mental Health-Based Restrictions on Firearms? Behav Sci Law. 2015 Jun;33(2-3):290-307.

Barnhorst A. California Firearms Law and Mental Illness. Behav Sci Law. 2015 Jun;33(2-3):246-56.

Barnhorst A, Xiong GL. Pulmonary embolism in a psychiatric patient. Am J Psychiatry. 2014 Nov 1;171(11):1155-7.

Newman WJ, Xiong GL, Barnhorst AV. Beta-Blockers: Off-Label Use in Psychiatric Disorders. Psychopharm Review. 2013; 48,73-80.

Barnhorst A and Xiong G. Off Label Uses of Topiramate. Psychopharm Review. 2012;47(6):41-48.

Xiong G and Barnhorst A. Inpatient Suicide Risk Assessment. In Textbook of Suicide Assessment and Management, Second Edition. Edited by Simon R and Hales R, The American Psychiatric Publishing, Washington D.C. 2012.

Kahn D and Barnhorst A. High Dose Benzodiazepine Tolerance in Alcohol Dependence: A Case Report. CNS Spectrums. 2009;14(7):385-389.

Barnhorst A, Bourgeois JA, Macmillan J. Development of a hospice formulary for psychotropic medications. Palliat Support Care. 2008 Mar;6(1):71-7.