Matthew A. Biever, D.O.

Matthew A Biever, D.O. is a Board Certified Psychiatrist, specializing in adolescent and adult psychiatry at MAPS Behavioral Health.  Dr. Biever completed his Doctor of Osteopathy degree at the Philadelphia College of Osteopathic Medicine and completed his internship and residency at the University of Medicine and Dentistry of New Jersey School of Osteopathic Medicine.  His training and early career experience helped to create solid foundations in providing individuals with comprehensive psychiatric evaluations and medication management.  Dr. Biever has provided psychiatric evaluations and medication management services to adults and adolescents in various settings throughout his career, including private practice, residential and outpatient programs.  Dr. Biever pursues a pluralistic model of treatment and incorporates existential psychotherapy/philosophy into the treatment process.

Leslie C. Book, LCSW

Leslie C. Book, LCSW is a Licensed Clinical Social Worker, who is providing integrated behavioral health assessments and screenings, brief interventions and referrals for treatment alongside primary care medical providers and specialists at Lancaster Health Center.  She holds a Master of Arts degree from Ashland Theological Seminary and a Master of Social Work degree from the University of Kentucky.  Leslie previously developed and implemented an integrated behavioral health model of care in a primary health care setting, as the Director of Behavioral Health at the Esperanza Health Center in Philadelphia, for 9 ½ years.  Leslie focuses on helping patients learn skills that will help them manage not only their mental health, but also their physical health.  She lived and worked in Nicaragua and Colombia for 13 years and is fluent in Spanish and English.

Daniel Pardo, Psy.D

Daniel Pardo, Psy.D. is a Psychology Resident, providing individual and family therapy for children, adolescents, and adults at MAPS Behavioral Health.  Dr. Pardo completed his Doctor of Psychology degree in Clinical Psychology and also his Master of Science degree in Clinical Psychology at Loyola University Maryland.  He has participated in specialized training to provide Parent-Child Interaction Therapy.  Dr. Pardo’s previous professional experience obtained as part of completing internships and practicums for the doctoral program, included:  providing outpatient individual and family therapy, conducting psychological assessments for children through adults in varied settings such as community-based, specialty and rehabilitation hospital, school based and a university clinic.  Dr. Pardo conducted universal prevention programs for depression and anxiety among college students and facilitated behavioral therapy and applied behavioral analysis for groups of children with ADHD and individuals with Autism, respectively.  In addition, Dr. Pardo has training and experience in working with refugees, including the use of an interpreter in order to provide mental health services.

Vanessa Simmons, M.S.

Vanessa Simmons, M.S. has been providing assessments, individual and group therapy at MAPS Behavioral Health and CSG’s partial hospital programs in Lancaster, since 2017. She holds a Master of Science degree in Clinical Psychology from Millersville University. Vanessa has participated in post-graduate specialized training re:  trauma-informed care; trauma-focused therapies, including Trauma-Focused Cognitive-Behavioral Therapy (TF-CBT); and child-centered and directive play therapy. Vanessa sees children and adults and also includes an emphasis on Cognitive-Behavioral Therapy (CBT). Her previous professional experience includes working in an inpatient mental health unit and providing community-based behavioral health rehabilitation services. Vanessa also previously provided direct care for adults and was a Qualified Intellectual Disabilities Professional for CSG residential programs.

Tara Wiker, MSW, LCSW

Tara Wiker, MSW, LCSW is a Licensed Clinical Social Worker who provides therapy for children, adolescents and families at our CSG outpatient locations including:  MAPS Behavioral Health, The Factory Ministries Together Community Center and school-based therapy.  She holds a Master of Social Work degree from Millersville University of Pennsylvania and has completed a Certification to provide Trauma-Focused Cognitive Behavioral Therapy (TF-CBT).  Tara has also been trained to facilitate the Incredible Years Parent and Child Small Group Curricula.  Tara has more than five years professional experience providing outpatient therapy in the school setting and is bilingual in English and Spanish.

Kate Sechrist, MS, LBS, LPC

Kate Sechrist, MS, LBS, LPC, is a Licensed Professional Counselor who is providing individual and family therapy for children, adolescents and adults and also Dialectical Behavioral Therapy (DBT), for adolescents and adults at MAPS Behavioral Health.  She completed her Master of Science degree in professional counseling at Loyola University in Maryland.  Kate has also completed Foundational Training in Dialectical Behavioral Therapy (DBT), an evidence-based therapy.  Kate is a Licensed Behavior Specialist and holds certifications as a National Certified Counselor and to do EAP Critical Incident Response.  She has participated in specialized training in Play Therapy with a focus on sand tray and Trauma-focused therapy.  Kate’s previous professional experience includes providing outpatient therapy; working with children with Autism Spectrum Disorder in the home, school and community settings; and facilitating Cognitive Behavioral Therapy groups and care-giver support groups.

Rebecca L. DiSarro, MSW, LSW

Rebecca L. DiSarro, MSW, LSW, is a Licensed Social Worker who is providing school-based outpatient therapy for children, adolescents and families.  She completed her Master of Social Work degree from Marywood University.  Rebecca’s previous professional experience includes providing case management for a therapeutic foster care program; nephrology social work at a kidney dialysis center; and mobile therapy and behavioral specialist consultation in the home, school and community settings.

Stephen Heffner, MS, CRNP, PMHNP-BC

Stephen Heffner, MS, CRNP, PMHNP-BC, is a Psychiatric Nurse Practitioner who provides psychiatric evaluations and medication monitoring for adults at MAPS Behavioral Health.  Stephen obtained his Master of Science degree in Nursing at New York University and is a Psychiatric Mental Health Nurse Practitioner-Board Certified with the American Nurse Credentialing Center.  His previous professional experience includes being a registered nurse for more than six years, on an inpatient medical unit at Beth Israel Medical Center in New York City, where the patients had co-existing acute/chronic medical problems and mental health conditions.  During graduate training, Stephen also provided psychiatric evaluation and medication management for chronically mentally ill patients, home-based psychotherapy for foster children, and Cognitive Behavior Therapy for undergraduate and graduate college students.

Kristina Dundore, MSW, LSW

Kristina Dundore, MSW, LSW, is a Licensed Social Worker who provides individual and family therapy for children, adolescents, adults and their families at CSG Outpatient locations including:  MAPS Behavioral Health, the Factory Ministries Together Community Center and school-based therapy.  Kristina holds a Master of Social Work degree from Temple University.  Kristina’s previous professional experience includes facilitating:  Eco-Systemic Structural Family Therapy through Family-based services; case management services for homeless families; and behavioral specialist consultation and mobile therapy.

Soleana Silva, MS, LBS

Soleana Silva, MS, LBS is a bilingual (English/Spanish) Outpatient Therapist who is also a Licensed Behavioral Specialist and a Certified Clinical Trauma Professional.  She obtained a Master of Science degree in Psychology, from Phoenix University and has completed Foundational Training in Dialectical Behavior Therapy (DBT), an evidence-based therapy.  In addition, Soleana holds a post-master’s degree certificate in Cognitive Behavioral Therapy (CBT) from Bryn Mawr College Graduate School of Social Work and Social Research.  She provides individual and family therapy for children, teens and adults and DBT for adolescents at both the MAPS/Lancaster and Dauphin Outpatient locations. Soleana also offers DBT for adults and facilitates the Trauma Skills group for women at the MAPS location.  Her previous professional experience includes:  providing counseling for children, adolescents, adults, couples and families utilizing varied theoretical approaches including multi-systemic therapy.  Soleana also teaches college courses at Harrisburg Area Community College.