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A Compassionate Behavioral Health Center in Chester, PA

Individuals struggling with sexual compulsivity, problematic sexual behavior, and trauma, as well as addiction have been helped by the respectful and compassionate staff at KeyStone Center ECU since 1994. During those years, we have been the behavioral health center in Chester, PA, that people know they can turn to for effective support and treatment in an inpatient setting.
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Am I a Sex Addict?

Complete a brief sexual addiction screening questionnaire to find out.

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How can KeyStone ECU help me?

Are you struggling with sexually compulsive behaviors that are impacting your relationships, health, job, or family? If so, we can help!

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How do we support families?

Sexual Addiction can devastate relationships. Learn about how our program can help repair your relationships.

Treatment & Services

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. Our staff consists of a multidisciplinary team who incorporates the twelve-steps, a family systems perspective, education, and a trauma-based focus.

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Our program at the KeyStone ECU is group-focused. Our schedule consists of a variety of different types of group psychotherapy as well as individual psychotherapy and psychiatric consultation. We offer a 1:1 staffing ratio and each individual is assigned two co-therapists, a psychodramatist, an art therapist a CSAT and a family therapist who work together to foster an environment for healing.

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PATHOS is a brief sexual addiction screening questionnaire. The aforementioned clinical study from Carnes, ET. al., found PATHOS as clinically significant for effectively classifying a patient’s appropriateness for entering treatment as a potential sex addict.

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Our staff members, such as our behavioral therapists, practice individualized treatment for our clients that uses a holistic concept to creating wellness in mind and body. This promotes client strengths in a stable and supportive environment that encourages and accommodates healing.

Meet Our Staff


Patient Satisfaction

4.91 / 5
I was treated with dignity and respect
4.80 / 5
My treatment goals and needs were met.
4.91 / 5
I feel better now than when I was admitted.

* Data based on patients surveyed Q2 2022.

Our Facility

KeyStone Center Extended Care Unit (ECU)

2000 Providence Ave. Chester, PA 19013Contact Us