
Dr. Guinan has also had training and experience in substance abuse. He completed an intensive six
month training program at the National Council on Alcoholism and Chemical Dependency,
Westchester Division, in 1990. Subsequently, he was consulting psychologist for four years at Harbor
House, a therapeutic-community residential treatment center for homeless, mentally ill drug abusers.
He has given presentations on dual-diagnosis treatment at the annual convention of the American
Psychiatric Association, and at professional gatherings in New York, Chicago and Wilmington, North
Carolina.
For several years, Dr. Guinan was the facilitator for a support group for friends and family of suicide
victims. Based on that group experience, he co-authored “Healing after the Suicide of a Loved One”,
published by Touchstone/Simon and Schuster in 1993, and released in a second edition in 2004.
Dr. Guinan has also been a psychotherapy supervisor at the Institute for Human Identity in Manhattan
for 10 years.
John G. Guinan, Ph.D.
Dr. Guinan, a clinical psychologist, has been affiliated
with Wall Street Counseling Center since 1983, and has
been Director of the practice since 1986. He received
his undergraduate degree from the College of the Holy
Cross, and his Masters and Doctorate from Fordham
University.
After being licensed as a psychologist, Dr. Guinan
completed a four year postgraduate training program at
the Westchester Center for the Study of Psychoanalysis
and Psychotherapy. He has also been an associate
attending member of the medical staff of Phelps
Memorial Hospital Center, Sleepy Hollow, New York,
since 1976.