Larry J. Nulton, PhD Chief Executive Officer Dr. Nulton is a licensed clinical psychologist. A graduate of Penn State University, he later earned his PhD in clinical psychology from Bowling Green State University. He is an adjunct faculty member at University of Pittsburgh and is a member of several professional organizations, including the American Psychological Association, Pennsylvania Psychological Association and the National Academy of Neuropsychology. Dr. Nulton launched Nulton Diagnostic and Treatment Center in 1995. It has grown from its initial focus on children's behavioral health care to include licensed services tailored to meet the unique needs of adolescents, families, adults and older adults.

Doo W. Cho, MD

Dr. Cho brings more than 30 years of experience to his position. Throughout his career, he has worked as a consulting psychiatrist for a variety of inpatient and outpatient programs, including individual and group counseling. For two decades, he served as Director of the Altoona Hospital Center for Mental Health Services where he coordinated the Student Assistance Program for six school districts; developed and managed the Center's quality improvement program; and directed its Geriatric Assessment Program. He is certified by the American Board of Neurology and Psychiatry, and is a member of several professional organizations including the Pennsylvania Psychiatric Association and the American College of Forensic Psychiatrists.

Cathy Krinjeck, MA
Director of Residential Services

Ms. Krinjeck brings 18 years of administrative and therapeutic experience to her position as Director of Residential Services. Prior to her appointment at Stonycreek, Ms. Krinjeck supervised a Mental Health Day Treatment facility in Cambria County. At Stonycreek, she is responsible for the overall supervision and coordination of clinical program and ensures that the expected treatment philosophy is maintained throughout the facility. Ms. Krinjeck provides leadership to ensure the agency complies with JCAHO, and the Office and Mental Health and Substance Abuse standards. She holds a BS from Geneva College and a MA from Indiana University of Pennsylvania.

Tanya Kvarta, MSW, LSW

Ms. Kvarta has provided therapeutic services to children and families for more than thirteen years. In addition to her social work background, Ms. Kvarta has worked at various levels of care such as BHRS, Outpatient, Partial Hospitalization, Residential Treatment, and Family-Based Mental Health services. She holds a BA in Art Education from Seton Hill/Saint Vincent and a MS in Social Work from the University of Pittsburgh.

Mandy Troxell
Therapist

Ms. Troxell has provided therapeutic services to children and families for over 8 years. Mandy holds a Master’s degree in Occupational Therapy and a minor in Psychology from Saint Francis University. She is a certified trainer in the area of Suicide Prevention and Crisis Intervention and has attended numerous trainings on various topics which have assisted in enhancing her skills. She has experience in providing therapy for a wide range of mental health and behavioral diagnoses. Her background includes working with adolescents in a correctional facility as a mental health therapist as well as her current employment status as a family based mental health therapist with Nulton Diagnostic and Treatment Center.

Dan Warner, PhD
Executive Clinical Director

Dan Warner, Ph.D. received his doctorate in clinical psychology from Duquesne University in 2009. He has been working with children and families for seven years, including intensive family therapy training at Western Psychiatric Institute and Clinic’s Family Therapy Training Center, and training in psychoanalysis at the Lacanian School of Psychoanalysis. He regularly speaks and presents on issues relevant to children and family mental health.