Keystone Center Extended Care Unit

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Keystone Center Extended Care Unit

Sexual Compulsivity and Trauma Treatment Outside Philadelphia, PA

The KeyStone Center Extended Care Unit is a competency-based program that utilizes patients’ strengths in order to promote recovery from sexually compulsive behavior and trauma.Treatment is individualized utilizing a holistic approach to mind and body. Our staff consists of a multidisciplinary team who incorporates the twelve-steps, a family systems perspective, education, and a trauma-based focus. The multidisciplinary team includes a psychiatrist, physician, art therapist, pyschodramatist, psychologists, social workers, family therapists and interns.

For issues surrounding sexual compulsivity and trauma, we are here to help. The residential center is a 16-bed treatment program located in Suburban Philadelphia. The Extended Care Unit treats multiple addictions and co-occurring disorders. Treatment components address the cognitive, behavioral, spiritual, emotional and psychological aspects of addiction and recovery. Program activities are provided seven days a week. The length of stay varies in this twelve-step based program and ranges depending upon individual needs and completion of specific therapeutic tasks. The minimum length of stay is 30 days.
Contact Information
Phone: 610-876-8448
Address:2000 Providence Avenue
Chester, PA 19013


Dr. David Pellack, PhD, LPC, CSAT, EMDR trained

Clinical Director since 2021
Dr. Pellack earned his doctorate from Indiana University, Bloomington. David’s dissertation focused on characteristics that predict patient program compliance for chronically homeless mentally ill individuals, many of whom had issues with drug and / or alcohol abuse. While at IU, David did an extended practicum at the Kinsey Institute where he worked with clients with a variety of sexual issues and received training on numerous treatment modalities. As a Kinsey intern, David also co-facilitated a weekly group for transgender individuals. David completed his internship at the Syracuse Veterans Administration hospital where he focused his training on traumatized veterans in hospice. David has over 15 years of experience working with traumatized children and their families in foster care and psychiatric community residences. He has been with the ECU since 2016, and was the assistant director for 5 years before becoming the director in 2021.

David became EMDR trained and incorporates this into the intense trauma work done at at KeyStone.

As director, David enjoys educating the public and professionals by providing trainings on addiction, trauma and sexual compulsivity. David continues to utilize his clinical skills by having an “open door” policy with the clients, facilitating a variety of psychotherapy groups and assisting clients with trauma through EMDR therapy.
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Karen Martin, MA, LMFT, CSAT, EMDR trained

Family Therapist
Karen, an MA in counseling from the University of Connecticut 1981, has been working with the KeyStone Center ECU for over 9 years. As the KeyStone’s Family Therapy, she works with adults, adolescents, dual diagnosis population and their family’s on a daily basis. Karen previously worked as the Program Coordinator for the IPR Program which treats co-occuring disorders. Karen’s training is in couples and family therapy with a special interest in trauma.
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