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Lorrin Koran

Academic Appointments

  • Professor (Clinical) of Psychiatry and Behavioral Sciences, Emeritus

Key Documents

Contact Information

  • Clinical Offices
    OCD Clinic 401 Quarry Rd MC 5721 Stanford, CA 94305
    Tel Work (650) 725-4074
  • Academic Offices
    Personal Information
    Email Tel (650) 725-4074
    Not for medical emergencies or patient use

Professional Overview


Lorrin M. Koran, M.D., received his medical degree from Harvard Medical School. Following an internship at UCLA, he completed a residency in psychiatry at Stanford University Medical Center and then served in the U.S. Public Health Service. After a year in London as a Visiting Colleague at the Maudsley Hospital Institute of Psychiatry, he joined the faculty at SUNY at Sony Brook in 1972, served as Associate Professor from 1976 to 1977, and as Director of Medical Student Education in Psychiatry from 1972 to 1977. In 1977 he joined the faculty at Stanford University Medical Center, where he has served as Professor of Psychiatry from 1984, and is now Professor, emeritus. In 1980, he created the Comprehensive Medicine Unit within Stanford University Hospital, which he directed until 1989. He directed the Psychiatric Consultation/Liaison Service from 1991 to 1995, and the Obsessive-Compulsive Disorder Clinic and research program from 1989 until 2010. Dr. Koran served as Visiting Professor at Stanford in Florence, Italy in 1991, where he taught a course entitled, “Medicine and Art in the Renaissance.” He has twice received resident teaching awards from the Stanford Department of Psychiatry. Dr. Koran is board-certified in Psychiatry and is a Distinguished Life Fellow of the American Psychiatric Association.

Dr. Koran’s research has focused on obsessive-compulsive disorder (OCD) and related disorders, on the relationship of medical and psychiatric disorders, on pharmacotherapy for chronic depressive disorders, and on pharmacoeconomic studies. He chaired the APA Workgroup that produced the 2007 guideline for the treatment of obsessive-compulsive disorder. Dr. Koran has lectured extensively throughout the world on these and related topics.

Clinical Focus

  • Psychiatry
  • Obsessive-Compulsive Disorder
  • compulsive buying
  • skin picking
  • Trichotillomania
  • Disorders, Organic Mental
View All 7clinical focus of Lorrin Koran

Academic Appointments

Administrative Appointments

  • Director, Stanford OCD Clinic (1990 - 2009)

Honors and Awards

  • Outstanding Teacher Award, Stanford Psychiatry Residents (1980, 2000, 2008)
  • Outstanding Achievement Award, Northern California Psychiatric Society (2004)
  • Distinguished Life Fellow, American Psychiatric Association (2003)
  • M.D., cum laude, Harvard Medical School (1966)

Boards, Advisory Committees, Professional Organizations

  • Chair, APA Workgroup on the Guideline for the Treatment of Patients with Obsessive Compulsive Disorder (2006 - 2008)
  • Chair, APA Workgroup to write the Guideline Watch for Obssesive-Compulsive Disorder (2011 - 2013)
  • HEW Advisor, U.S. Delegation to 24th Session, U.N. Commission on Narcotic Drugs (1971 - 1971)
  • Consultant to the Director, National Institute of Mental Health (1972 - 1974)
  • Consultant to teh Director, Division of Narcotic Addiction and Drug Abuse, National Institute of Mental Health (1972 - 1974)
  • Chairman, APA Committee on the Biographical Directory and Manpower Research (1981 - 1986)
View All 14professional activities and affiliations of Lorrin Koran

Professional Education

Internship: UCLA Medical Center CA (1967)
Board Certification: Psychiatry, American Board of Psychiatry and Neurology (1973)
Residency: Stanford University Medical Center CA (1970)
Medical Education: Harvard Medical School MA (1966)
M.D.: Harvard Medical School (1966)

Community and International Work

Scientific Focus

Current Research and Scholarly Interests

1. Novel drug treatments for treatment-resistant obsessive-compulsive disorder (OCD).

2. Novel drug treatments for major depression

3. Drug treatments for impulse control disorders


Publication tag cloud

Publication Topics

View All 137

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