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Elizabeth (“Beth”) Conlin, Psy.D, Interim Chief Executive Officer

Dr. Elizabeth (“Beth”) Conlin is the interim Chief Executive Officer at Keystone Center. She is a doctor of clinical psychology and joined KeyStone Center in March, 2019. Prior to this role, Dr. Conlin was the Chief Operating Officer at Friends Hospital which is the nation’s oldest private psychiatric care facility, located in Philadelphia, PA.

Dr. Conlin started in healthcare in 1994 and has experience working with children, adolescents, and adults struggling with mental illness and drug and alcohol addiction. Prior to her moving into an executive administrative role, she completed her second Master’s Degree in Science and her Doctorate in Clinical Psychology from Philadelphia College of Osteopathic Medicine (PCOM) with a clinical focus on Cognitive Behavioral Therapy (CBT) to address depression and anxiety issues.

Currently Dr. Conlin is an adjunct faculty member at Chestnut Hill College in the School of Continuing and Professional Studies. Dr. Conlin attended the University of Rhode Island on a full athletic scholarship and graduated with a Bachelor’s of Art in Speech Communication. Upon graduation, she played and coached professional women’s basketball in Nicosia, Cyprus while pursuing a Master’s of Art degree in Counseling Psychology from Liberty University.


Roger Cambor, MD, Medical Director

Roger Cambor, MD, recently moved to the Philadelphia area from Boulder, Colorado, where he resided and practiced adult psychiatry from 2003 to 2017. Dr. Cambor attended medical school at the University of Texas Medical Branch, Galveston. After a transitional internship at Baylor Medical College in Houston, he completed a residency in psychiatry at the Payne Whitney Clinic/ New York Hospital, Cornell University Medical College (now Weil-Cornell/ New York Presbyterian Hospital.)

Following residency training he completed a fellowship in addiction psychiatry through the Departments of Psychiatry and Public Health at Cornell University Medical College (now Weil-Cornell Medical College). During his fellowship, Dr. Cambor was a Guest Investigator at The Rockefeller University, where he studied the biology of cocaine and opiate addiction under Dr. Mary Jeanne Kreek. After his fellowship, Dr. Cambor became the Medical Director of the Midtown Center, an outpatient treatment clinic providing substance use treatment and psychiatric services to the building and maintenance workers union in the five boroughs of New York City. While practicing in Manhattan, Dr. Cambor also served as a psychiatric consultant to the Division of Pain Management Services at the Hospital for Special Surgery and maintained a private practice, which he continued after moving to Boulder in 2003.

Dr. Cambor specializes in the diagnosis and treatment of complex and dual diagnosis cases; he is particularly interested in trauma; dissociation and the integration of medication management with psychotherapy. He is also certified by the American Board of Psychiatry and Neurology in the practice of general psychiatry, with added qualifications in addiction psychiatry.


Al Coppola, Chief Financial Officer


Michael Morton, M.A., LMFT, CSAT-S, Director of the Extended Care Unit

Michael is a therapist, educator and trainer with more than 25 years of experience. He is a licensed family therapist and clinical member and supervisor of the American Association of Marriage and Family Therapists. He is a clinical member of the American Association for the treatment of Sexual Abusers and a Certified Sex Addiction Therapist and Supervisor. Michael was a former director of the KeyStone Extended Care Unit working under the clinical direction of Dr. Carnes. He has presented for numerous organizations and institutions both in the United States, Europe and Asia. Michael is currently working with families at the KeyStone Center and a frequent presenter and trainer for various organizations.


Christopher Borkowski, MA, Director of Clinical Services

Christopher has been employed with the KeyStone Center in various leadership roles since 2008. He earned his bachelor’s degree and master’s degree from Fairleigh Dickinson University. His specializations include working with individuals diagnosed with substance abuse issues, co-occurring mental health diagnoses, and gambling addiction. Christopher has been integral in the development and implementation of the current clinical programming and believes in a multifaceted strength based approach to treatment.


George Collins, Psy.D, MBA, Director of Psychological Services

Dr. Collins is a licensed psychologist with experience directing outpatient, school-based behavioral health, and extended assessment programs in Philadelphia and Delaware Counties. In group private practice and in community-based settings, he has provided a broad range of psychological services to children, adolescents, adults, and older adults, including individual and group psychotherapy, psychological testing, and consultation, since finishing his predoctoral internship in 2004 at KeyStone Center under Dr. Michael Salazar.

Dr. Collins graduated from Widener University with a Doctorate in Clinical Psychology and Masters in Business Administration, specializing in Health and Medical Services Administration. His areas of professional interest and current practices include direct care (individual and group therapy), supervision and training of psychology graduate students, ongoing support and development of the comprehensive Dialectical Behavior Therapy in KeyStone’s inpatient and outpatient programs, Motivational Interviewing, and application of effective short-term therapies for people recovering from co-occurring diagnoses.


Ellen Norman, Director of Nursing

Ellen has been a RN for more than 25 years, starting as a staff nurse at KeyStone Center in 1998. She was promoted to Nurse Manager in 2004, then to Infection Control Nurse in 2007. Ellen provides education, and compassionate, quality nursing care to the patients, and trains and supervises the nursing staff.


Jennifer East, Director of Business Development

Jennifer has been with the KeyStone Center since 2001. She is responsible for all marketing efforts, including advertising and website management, as well as contracting and credentialing initiatives for KeyStone Center. Jennifer cultivates relationships with referring clinicians and oversees a team of outreach professionals who provide information about KeyStone Center’s programs and services to the addiction treatment community. Prior to arriving at KeyStone, Jennifer worked in the Managed Care industry in the Provider Relations and Contracting Department.


Michelle Westerfer, Director of Human Resources

Michelle earned her bachelor’s degree in Human Resource Management at Philadelphia University. She has worked in the Behavioral Health field more than 25 years most recently focusing in Human Resource Management. Prior to joining KeyStone Center, Michelle served as Director of Human Resources for Pennsylvania Clinical Schools.


Kerry D. King, PsyD, MBA, Director of Key Recovery Outpatient Services

Dr. Kerry King is a clinical psychologist with more than a decade of experience working with individuals, families and organizations. She has worked as a consultant both in the United States and many islands in the Eastern Caribbean. She specializes in the treatment of individuals with co-occurring substance abuse and mental health disorders, adolescent treatment and consultation to treatment facilities toward the implementation of clinical best practices.

Dr. King holds Doctor of Clinical Psychology and Master of Business Administration degrees from Widener University. She also completed undergraduate studies in Specific Learning Disability Education, Elementary Education and Psychology at Mount Vernon Nazarene University in Ohio.

She has most recently served as the Clinical Contract Advisor for Magellan Behavioral Health of Pennsylvania.


Bre Chovit, MA, Clinical Program Coordinator

Bre Chovit has been a member of the UHS family for over eight years. She began as a mental health technician and has advanced to the role of Clinical Program Coordinator. Bre completed her undergraduate at Temple University and continued her education with West Chester University, receiving her master’s degree in clinical psychology. Using her experience in the field, she has worked with the treatment team to develop and tailor the clinical program around the needs of the population we serve. Bre is balanced in her approach to therapy and incorporates motivational interviewing techniques to facilitate change.


Diane Warfield, J.D., Director of Admissions

Diane earned her degree at Villanova Law School, and has a certification for providing MH/MR services through Temple University. She has worked at the KeyStone Center for more than 15 years starting in the Psychiatric Unit before moving into the Intake Department. Prior to arriving at KeyStone, Diane had extensive experience working with the MH/MR population through Northwestern Human Services. She is responsible for managing our transportation department as well.


Kristina Wilson, MA, MFT, Family Therapist

Kristina has been employed at the KeyStone Center since 2018. She received her master’s degree in Marriage and Family Therapy from LaSalle University and is actively working toward becoming a licensed Marriage and Family Therapist. Kristina has experience working with adults, children, couples, and families. She also has experience in treating individuals suffering from the disease of addiction as well as co-occurring mental health diagnoses.


Jennifer Walling, MA, LMFT, Family Therapy Coordinator

Jennifer has been employed at the KeyStone Center since 2010. She received her master’s degree in Family Therapy from Drexel University and a master’s degree in Organizational Psychology with a specialization in conflict resolution from Columbia University. She has training in treating problem gamblers and individuals with co-occurring disorders, including addiction.

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