William Knorr MD

William Knorr is a graduate of Temple University Medical School and is Board Certified in Pediatrics, Adult Psychiatry, Child-Adolescent Psychiatry, and Addictions Psychiatry.  After completing his Pediatric Residency, he was in private practice in Williamsport, PA, where he was coordinator of pediatric educational services for the Penn State University Family Practice Residency Program.

After eight years as a pediatrician he changed specialties to psychiatry and joined Brattleboro Retreat in 1988. He is a past Medical Director of Child and Adolescent Services there and was an Assistant Professor of Child- Adolescent Psychiatry at Dartmouth Hitchcock Medical School from 1989 to 2001.

Dr Knorr’s current interests lie in residential and inpatient treatment for children and adolescents with co-occurring disorders. He has been the facilitator of the monthly Journal Clubs since 1988 and is Medical Staff President.

Medical School:

Temple University
May 1974

Pediatric Residency:

Adult Psychiatry Residency:

University of Iowa
June 1974 to July 1977

University of Vermont
July 1984 to June 1986

Child & Adolescent Fellowship:

Western Psychiatric Institute & Clinic,
University of Pittsburgh
July 1986 to June 1988


Board Certifications:


American Board of Pediatrics
October 1979
Specialty: Pediatrics

American Board of Psychiatry & Neurology
October 1988 
Specialty: Adult Psychiatry

American Board of Psychiatry & Neurology
September 1990 
Speciality: Child & Adolescent Psychiatry

American Board of Psychiatry & Neurology
April 1988 (Recertified August 2009)