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Christopher Welsh, MD

Academic Title:

Associate Professor

Primary Appointment:


Additional Title:

Consultant- Maryland Addiction Consultation Service (MACS); Medical Director- Maryland Addiction Consultation Service for Moms (MACS for MOMS); Medical Director- Outpatient Addiction Treatment Service (OATS); Medical Director- UMMC Addiction Consultation Service; Medical Director & Director of Research-Maryland Center of Excellence on Problem Gambling (MCEPG); Chair- UMMC Professional Assistance Committee; Co-Chair- UMMC Opioid Stewardship Committee;


UMMC, S-1-D-04

Phone (Primary):

(410) 328-1815


(410) 328-7919

Education and Training

  • The Johns Hopkins University, BA, Psychology, 1985
  • University of Maryland School of Medicine, MD, Psychology, 1993
  • New York University/Bellevue Hospital, Residency, Psychology, 1997
  • University of Maryland Medical Center, Fellowship, Addiction Psychiatry, 1998


Dr. Welsh is an Associate Professor in the Department of Psychiatry at the University of Maryland School of Medicine. His main area of clinical work is in the area of substance use disorders. He works in various in- and out-patient settings (as well as via Tele-medicine), including methadone and buprenorphine maintenance.

He has an interest in substance use in pregnancy and the medical complications of addiction. He is a consultant for the Maryland Addiction Consultation Service (MACS) and the Medical Director of the Maryland Addiction Consultation Service for Moms (MACS for MOMS) and the UMMC Addiction Consultation Service.

Dr. Welsh also works with the Baltimore City Department of Health and the State Department of Health on expansion of treatment for opioid use disorders, needle-exchange, opioid overdose prevention, and other harm reduction initiatives. 

Along with the Institute of Human Virology, he also works in Kenya to increase treatment of heroin use disorder.  He is involved with training of healthcare professionals in various addiction-related areas. He is also the Medical Director and Director of Research of the Maryland Center of Excellence on Problem Gambling.

Research/Clinical Keywords

Addiction; Telemedicine; Problem Gambling