TRACY JAYNE, PA-C 

Tracy joined Dr. Berger's team in 2014 as a Physician Assistant. She earned her Bachelor of Science degree in Medical Studies in 2012 from King's College. She received her Master of Science degree in Physician Assistant Studies from King's College in 2013, after completing the five-year accelerated program.

AMANDA CRAVEN, CRNP 

Amanda joined Dr. Berger's team in 2018 as a Certified Registered Nurse Practitioner. She completed her Bachelor's Degree in Nursing at Wilkes University in 2006. She received her Master's Degree in the Science of Nursing at Walden University and is certified by the American Academy of Nurse Practitioners. Amanda specializes in psychiatric and mental health issues primarily for adults.

TIMOTHY J. LEGG, PhD, PsyD, CRNP, PMHNP-BC, CAADC

Timothy joined Dr. Berger’s team in 2012 as a Certified Registered Nurse Practitioner (CRNP). Timothy holds a PhD in health sciences research as well as his Doctor of Psychology (PsyD) degree in clinical psychology. He is ANCC certified as both a Family Psychiatric/Mental Health Nurse Practitioner and a Gerontological Nurse Practitioner. Timothy studied psychoanalysis at the Colorado Center for Modern Psychoanalytic Studies and the Philadelphia School of Psychoanalysis. He specializes in the treatment of adult psychiatric/mental health issues as well as the treatment of addictive and other disorders using a combination of psychopharmacology and a psychodynamic approach. Timothy is a Certified Advanced Alcohol and Drug Counselor (CAADC) through the Pennsylvania Certification Board. In addition to his clinical work, Timothy serves as a member of the editorial board for The Carlat Addiction Treatment Report, a peer-reviewed publication for addictions professionals, and is also a member of the editorial review board for the behavioral health section of the American Journal of Recreation Therapy as well as the Psi Chi Journal of Psychological Research. 

JORDYN, O'LEARY, PA-C

Jordyn joined Dr. Berger's team in 2019 as a NCCPA board certified physician assistant. She earned her Bachelor of Science degree in Medical Studies in 2017 and her Master of Science degree in Physician Assistant Studies in 2018 from King's College in Wilkes Barre, Pa. 

COLLEEN RIES, MSN, APRN, CRNP, PMHNP-BC

Colleen joined Dr. Berger's team in 2019.  She graduated magna cum laude from Misericordia University with a Bachelor's of Science in Nursing and magna cum laude from Wilkes University with Master of Science in Nursing with a specialty in Psychiatric-Mental Health Nursing.  She is board certified by the American Nurses Credentialing Center (ANCC) as a Psychiatric-Mental Health Nurse Practitioner (PMHNP-BC) across the lifespan.  Colleen is a member of the American Psychiatric Nurses Association, the American Nurses Association, and the Pennsylvania Coalition of Nurse Practitioners.​

DARYL KROUSE, PA-C 

Daryl joined Dr. Berger's team as a Physician Assistant in 2013. She earned her Bachelor of Science degree in Mathematics from Montclair State University. She received a a second Bachelor of Science degree in Medical Studies and master's degree in Physician Assistant Studies from King’s College.

Physicians Assistants

KACEY TOMKO, PA-C

Kacey joined Dr. Berger's team in 2018 as a Physician Assistant. She earned a Bachelor of Science degree in Science Studies in 2009. She earned a Masters of Physician Assistant from Marywood University in 2010 after completing the five-year accelerated program. She specializes in psychiatric and mental health issues.

MATTHEW VINNACOMBE, PA-C

Matthew joined Dr Berger’s team in 2015 as a Physician Assistant. He received a Bachelor of  Science degree in Clinical Laboratory Science from Misericordia University in 2007. He received a Master of Science degree in Physician Assistant Studies from  Misericordia University in 2014. Matthew treats pediatric and adult patients.

TERESA CLARK, CRNP 

Teresa joined Dr. Berger's team in 2010 as a Certified Registered Nurse Practitioner. She completed her associate's degree in Nursing in 1993 at Luzerne County Community College. She graduated from Misericordia University in 2001 with a master's degree in Nursing with a specialization in family practice. Teresa's previous experience includes working in physical medicine, rehabilitation and pain management. She has been certified in rehabilitation since 1995. Teresa specializes in adult psychiatric and mental health issues.

JESSICA SABATO, CRNP

Jessica joined Dr. Berger's team in 2013 as a Certified Registered Nurse Practitioner. She completed her Bachelor of Science degree in Nursing and her Master of Science degree in Nursing at the University of Scranton. Jessica is certified by the American Academy of Nurse Practitioners. Jessica provides psychiatric care for primarily adult and geriatric patients in both the in-patient and out-patient settings.


MICHAEL BOHR, PA-C 

Michael joined Dr. Berger’s team in 2020 as a Certified Physician Assistant. He earned a Bachelor of Arts degree in 2012 from the University of Pittsburgh. He received a Master of Science degree in Physician Assistant studies from Albany Medical College in 2016. Michael treats pediatric and adult patients.

SAMANTHA CUMMINS, PA-C 

Samantha joined Dr. Berger's team in 2019 as a Certified Physician Assistant. She earned her Bachelor of Science degree in Medical Studies in 2017 from King's College. She received her Master of Science degree in Physician Assistant Studies from King's College in 2019, after completing the five-year accelerated program.  Samantha provides medication management services and specializes in adolescents and adult mental health issues.

JULIE OJA, PA-C

Julie joined Dr. Berger's team as a Physician Assistant in 2013. She completed her Bachelor of Science degree in Physician Asistant Studies at MCP Hahnemann University. Julie provides psychiatric care for primarily adult and geriatric patients in both the in-patient and out-patient settings.

MARIAN FARRELL, PhD, PMH-NP, BC; PMH-CNS, BC; CRNP  

Marian joined Dr. Berger’s team in 2008 as a Certified Registered Nurse Practitioner and a Clinical Nurse Specialist (therapist). Marian received her PhD from Adelphi University. She earned her Post Master's Nurse Practitioner Certificate in Adult Mental Health/Psychiatric Nursing from Drexel University. Marian specializes in adult psychiatric and mental health issues.  

AMANDA FIDIAM, PA-C 

Amanda joined Dr. Berger's team in 2014 as a Physician Assistant. She earned a Bachelor of Science degree in Health Science from Marywood University in 2010. Amanda completed a Master of Science degree in Physician Assistant Studies from Marywood University in 2011, after completing the five-year accelerated program. She specializes in pediatric psychiatric and mental health issues.

WENDY HALL, MSN, CRNP, PMHNP-BC

​Wendy joined Dr. Berger’s team in 2019. Wendy earned her Associate Degree in Nursing from Luzerne County Community College in 1989 and has 29 years psychiatric nursing experience with adults, adolescents and children. Wendy earned her Bachelor of Science in Nursing and her Master of Science in Nursing from Western Governors University in 2015. She completed her Post Masters Certificate as a Psychiatric Mental Health Nurse Practitioner in 2018. She is currently boarded by the ANCC as a Psychiatric Mental Health Nurse Practitioner. She is a member of the American Psychiatric Nurses Association and American Nurses Association. 

MICHELLE BAKER, PA-C 

Michelle joined Dr. Berger's practice in 2015 as a full time physician assistant.  She received a Bachelor of Science degree in Medical Studies in 2003 from King's College.  Received her Master of Science Degree in Physician Assistant Studies in 2004 after completing King's 5 year accelerated program.  Michelle provides medication management and specializes in pediatric psychiatric and mental health issues.

DAYNA RUHF, PA-C

Dayna joined Dr. Berger's team in 2014 as a Physician Assistant. She received a Bachelor of Science degree in Biology from The Pennsylvania State University in 2010. She earned her Master of Science degree in Physician Assistant Studies from Misericordia University in 2014. Dayna specializes in pediatric and adult psychiatric and mental health issues.

Nurse Practitioners

MARIE ZEDALIS, CRNP

Marie joined Dr. Berger’s team in 2019 as a Certified Registered Nurse Practitioner. She received her Associate Degree in nursing in 2009 and went on to receive her Master’s degree as a Family Nurse Practitioner in 2017 from Walden University. She is certified by the ANCC. During her almost ten years as an emergency room nurse, she developed a keen interest in helping those with mental health issues. She specializes in Adult Mental Health. 

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