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  • Programs & Services
    • Inpatient Programs
      • Detox and Rehab
      • Intensive Inpatient
      • Extended Care Unit
      • DBT Inpatient
      • Compulsive Gambling
    • Outpatient Programs
      • Adolescent Outpatient
      • DBT Outpatient
      • CBT Outpatient
      • Enhanced Illness Management and Recovery
      • Parenting in Recovery
      • Psychiatric Services
      • DUI Program
      • LGBTQ-Affirming Treatment
  • About Us
    • Our Staff
    • Our Facility
    • Patient Satisfaction
    • Licensing & Accreditation
  • Admissions
    • Professional Referrals
    • What To Bring
  • Resources
    • For Families
    • Podcasts
    • News & Events
    • Partnerships
    • Alumni Resources
Our Staffuhsinc_remote2021-02-12T12:21:36-07:00

Meet Our Team

Elizabeth Conlin

PsyD, Chief Clinical Officer

Beth has recently served as Chief Executive Officer for Friends Hospital. Beth worked for KeyStone Center as Director of Risk Management for 7 years, until she moved to the UHS COO training program. She served as Interim CEO at KeyStone Center, Horsham Clinic and was then promoted to CEO at Friends Hospital. During the last year at Friends Hospital, at Beth’s direction, Friends Hospital stayed ahead of the curve with regards to the COVID-19 pandemic. She helped the facility meet and exceed their business goals and worked to continuously strive to improve the patient experience and clinical programming. She started in healthcare in 1994 and has experience running the performance improvement, risk management, and compliance departments in behavioral health treatment facilities.

Beth earned her Doctorate in Clinical Psychology degree from Philadelphia College of Osteopathic Medicine (PCOM), in Philadelphia, Pennsylvania, as well as a Master’s degree in Clinical Psychology from PCOM. She received her Bachelor’s degree in Communication from The University of Rhode Island, where she attended college on a full athletic scholarship.

Throughout her longstanding career in healthcare, Beth has a proven record of expanding clinical programming, enhancing patient safety and mitigating risk as well as working alongside other leadership to improve patient satisfaction.

Steven Eisen

MD, Interim Medical Director

Steven Eisen MD. has been appointed to Interim Medical Director at KeyStone Center. He comes to us with extensive experience working within psychiatric hospitals specifically with individuals struggling with Substance-use Disorders. Steven has his B.S. in Biology (honors) from Concordia University, Montreal, Quebec, and Canada. He then received his M.S. at Queens University, Kingston, Ontario, Canada. Going on to receive his M.D at the University of Toronto, Toronto, Ontario, Canada.

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.

Robyn Liebman

Psy.D, Director of Psychology Services

Dr. Robyn Liebman is a licensed psychologist in the states of Pennsylvania and New Jersey. She graduated in 2017 from Widener University’s PsyD program, with a focus on Forensic Psychology. Dr. Liebman completed her pre-doctoral internships at Clinical Neuropsychological Associates and Community Treatment Teams. Her focus throughout graduate school was on forensically involved populations with co-occurring diagnoses, such as substance use disorder, schizophrenia, depression and bipolar disorder. Her interests include cognitive and behavioral therapies for the treatment of substance abuse disorder, severe mental illness, personality disorders and forensic populations.

Dr. Liebman joined the Keystone Team in February 2020. Prior to working at Keystone, she worked in pharmaceutical research where she assisted in the completion of drug trials, assessing the effectiveness of medications to treat Schizophrenia, Depression, PTSD, Bipolar Disorder and Borderline Personality Disorder. Dr. Liebman completed her post-doctoral hours at Ancora Psychiatric Hospital in New Jersey. While working in the New Jersey state psychiatric system, Dr. Liebman was trained in Dialectical Behavioral Therapy (DBT) and was the lead psychologist in the women’s DBT program.

Jessica Miller

MHA, MSW, LCSW – Clinical Manager 

Jessica Miller holds undergraduate and graduate degrees in social work. She obtained her license in clinical social work in 2011 with a clinical focus on Cognitive Behavioral Therapy (CBT) and acute care interventions. She completed her Master’s in Healthcare Administration in 2019, which focused on strategic planning, quality and performance improvement. Jessica has worked in multiple healthcare settings including inpatient behavioral health, integrated outpatient in primary care offices, medication-assisted treatment clinics and emergency rooms. She brings experience in program innovation and development, such as integrating telemedicine into emergency room evaluation and developing two medication-assisted substance abuse treatment clinics.

Victor Kovalev

MA, LPC, RN, Chief Nursing Officer

Victor Kovalev, MA, LPC, RN is a Licensed Professional Counselor, member of the National Board of Certified Counselors and a Registered Nurse.  He was awarded a graduate degree in Clinical Psychology from New School University, NY with a focus on psychodynamic therapy and cognitive behavioral therapy.  Victor has worked in the field of hospital-based psychiatry across the life span and scope of populations for 30 years.  He had an independent private clinical practice for over 25 years contracted with multiple insurance companies providing clinical services including psychodynamic profiling, marriage and family counseling, private counseling, child and adolescent counseling across the continuum of care.

Victor attained his nursing degree and subsequently functioned in the roles of Director of Quality Assurance, Director of Utilization Review, Director of Admissions and ultimately Director of Nursing.  Victor has been a nursing administrator for 8 years enhancing operations across multiple psychiatric facilities in NJ and DE.  Victor worked with the New Jersey Department of Health, Division of Child Behavioral Health Services as a Regional Systems Specialist developing, marketing and   implementing the utilization of behavioral health services throughout New Jersey.  Victor joined Keystone Center’s administrative team in September of 2020.

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 for more than 25 years, most recently focusing on Human Resource Management. Prior to joining KeyStone Center, Michelle served as Director of Human Resources for Pennsylvania Clinical Schools.

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.

Stephany M. Graham

MA, MFT, Family Therapist

Stephany has been employed at the KeyStone Center since 2019. She received her master’s degree in Marriage and Family Therapy with a specialization in Military Family from Northcentral University and is actively working toward becoming a licensed Marriage and Family Therapist, and working on completing her doctorates degree. Stephany is certified in working with Military Families, and is currently volunteering her time to the Pennsylvania National Guard State Family Program. Stephany 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.

Candis Perlman

Director of Risk Management and Performance Improvement

Candis joined the staff at The KeyStone Center in 2015 and it became apparent that she found her niche in the treatment field. Since joining the team as a primary therapist, Candis has been instrumental in implementing and maintaining the Dialectical Behavioral Treatment (DBT) track. Prior to joining KSC, Candis worked at another UHS facility, Rockford Center in their Creative Arts Department.

She received her Master’s degree in Art Therapy from New York University In New York City, NY and her Bachelor’s degrees in both Art Therapy and Art Education from Marywood University in Scranton, PA. Since receiving her Master’s degree, Candis has worked diligently to become licensed clinician. She is Nationally Board Certified in Art Therapy and a Licensed Professional Counselor in Pennsylvania.

An Environment of Compassion
and Caring

KeyStone Center provides treatment for addiction and co-occurring issues at our facility five miles south of Philadelphia International Airport in Delaware County, Pennsylvania. We provide addiction services to patients from all over the country.

We offer no-cost, confidential assessments 24 hours a day, 7 days a week. If you or a loved one are struggling with addiction, call us today at 610-876-9000.

CALL 610-876-9000 TODAY.

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KeyStone Center
2001 Providence Ave,
Chester, PA 19013

Local Phone: 610-876-9000

Physicians are on the medical staff of KeyStone Center, but, with limited exceptions, are independent practitioners who are not employees or agents of KeyStone Center. The facility shall not be liable for actions or treatments provided by physicians. Model representations of real patients are shown. Actual patients cannot be divulged due to HIPAA regulations.

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