Ohio
Board of Licensing
TIMOTHY JOSEPH CALLAHAN PSY.D.
Psychology Board - P.Psychologist
License number
#4411
Date granted
06/14/1991
Date expires
09/30/2016
Class
Psychology Board - P.Psychologist
Status
Active
Address
YELLOWSPRINGS, OH
ohiolicensing.org
ID 28388294
LAST UPDATED 2026-06-20 02:21:03 UTC
LAST UPDATED 2026-06-20 02:21:03 UTC