Meet Our Team
Providers

Dimitrios M. Tsatiris, M.D.
Dimitrios Tsatiris, M.D. is a board certified psychiatrist at Summa Health and clinical assistant professor of psychiatry at Northeast Ohio Medical University. He is also the medical co-director of the Intensive Outpatient Program at Summa Health Hudson Medical Center. He received his medical degree from the University of Toledo College of Medicine, and completed his medical residency in psychiatry at University Hospitals Case Medical Center.

Angela N.R. Miller, Ph.D., MPH, MSCP, DBSM
Angela Miller, Ph.D., MPH, MSCP, DBSM is a clinical health psychologist and a diplomate in behavioral sleep medicine. Prior to joining APWI, she worked in private practice, and as a consultation-liaison psychologist in a hospital setting. She received her Ph.D. in Clinical Psychology from Kent State University. She completed her psychology internship at the West Virginia University School of Medicine, and a fellowship in clinical health psychology at the Cleveland Louis Stokes DVAMC. She also holds a master of public health degree from Wichita State University and a master of science in clinical psychopharmacology from Alliant International University.

Christina M. Rowan, Ph.D., ABPP
Christina Rowan, Ph.D., ABPP is a board certified clinical health psychologist and the Clinical Director at APWI. She was a behavioral medicine psychologist in Summa Health’s Weight Management Institute for 6 years prior to joining Akron Physician Wellness Initiative as the clinical director. She received her Ph.D. in Counseling Psychology from the University of Akron. She completed her psychology internship at the University of Pittsburgh Counseling Center, and a fellowship in clinical health psychology at the Cleveland Clinic Bariatric and Metabolic Institute.

Stephanie J. Cunningham, Ph.D.
Stephanie Cunningham, Ph.D. is a counseling psychologist with special interest in culturally responsive and structurally competent clinical care. She received her Ph.D. in counseling psychology and a graduate certificate in women’s studies from The University of Akron. She completed her psychology internship at Ball State University Counseling Center. Dr. Cunningham came to APWI from the Indiana University School of Medicine’s Department of Mental Health Services, where she provided psychotherapy to a diverse population of medical learners. In addition to her role at APWI, she employs her specialization in LGBTQ mental health in her work with the Summa Health Pride Clinic.
Administration
Joseph D. Varley, M.D.
Joseph Varley, M.D., D.F.A.P.A. is a board certified psychiatrist. He is the Jim and Vanita Oelschlager Endowed Chairman of the Summa Health Department of Psychiatry. He received his medical degree from the Ohio State University College of Medicine, and completed his medical residency at the Cleveland Clinic. Dr. Varley is committed to providing trauma-informed care and trauma-informed leadership.
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Read more about Dr. Varley's commitment to advocating for behavioral health here.
Rob McGregor, M.D.
Rob McGregor is a pediatrician with over 40 years of experience. He retired from his longstanding position as Chief Medical Officer at Akron Children's Hospital in December 2024. Dr. McGregor graduated from Penn State University College of Medicine and the Advanced Management Program from Harvard Business School. He completed his residency, also serving as chief resident, at the University of Pittsburgh Children's Hospital. Before joining Akron Children's Hospital, he worked in other leadership roles at Geisinger Medical Center and St. Christopher's Hospital for Children.
Read more about Dr. McGregor and his support of APWI here.