Obsessive-Compulsive Personality Disorder (OCPD) By Mark Zimmerman, MD, Rhode Island Hospital Reviewed / Revised May 2021 | Modified Sep 2022 View Patient Education Symptoms and Signs Diagnosis Treatment Obsessive-compulsive personality disorder is characterized by a pervasive preoccupation with orderliness, perfectionism, and control (with no room for flexibility) that ultimately slows or interferes with completing a task.