Medical Professionals at Parkwood

Paul King, MD

Medical Director

Dr. Paul King, a board-certified psychiatrist, is the medical director of Parkwood Behavioral Health System. He earned a master’s degree in microbiology, his MD from Cornell University Medical College, his psychiatric training at New York Hospital’s Payne Whitney Psychiatric Clinic, and fellowship training in child psychiatry at the University of Tennessee. Dr. King has trained psychiatric residents and taught in high school, college and medical school. He has been practicing in Tennessee and Mississippi for over 30 years.

In 1988, Dr. King authored “Sex, Drugs, Rock-n-Roll: Healing Today’s Troubled Youth”. He has testified on adolescent issues at a U.S. Senate subcommittee hearing in 1996 and worked with Tipper Gore, wife of former Vice President Al Gore, on community issues involving our youth. He also serves as the medical director for the CME Institute of Physicians Postgraduate Press, which adds to the education of practicing psychiatrists.

Tejinder Saini, MD

Medical Director for Adult Services

Dr. Tejinder Saini is a board-certified psychiatrist. He completed medical school at Punjabi University in Patiala, India and his psychiatry residency at the University of Tennessee Health Science Center. In addition to his private practice in Memphis, Tennessee, Dr. Saini serves as a consulting psychiatrist to Communicare in Holly Springs and Senatobia in Mississippi. He is the medical director for the Senior Care Center at Baptist Memorial Hospital in Booneville, Mississippi and the medical director for Community Behavioral Health in Memphis. He is a fellow of the American Psychiatric Association and member of the American Medical Association, Tennessee Psychiatric Association, and Memphis and Shelby County Medical Society. Dr. Saini previously served as an instructor and clinical assistant professor in the Department of Psychiatry at the University of Tennessee.

David Struble, MD

Medical Director of Child Services

Dr. David Struble is a board-certified psychiatrist who is currently licensed in Mississippi, Tennessee and Arkansas. He is a graduate of Middle Tennessee State University where he graduated magna cum laude, and completed medical school at the University of Tennessee School of Medicine. Dr. Struble completed his residency and fellowship at Wright State University School of Medicine where he served as chief resident. He was recently honored as the Child and Adolescent Psychiatrist of the Year by the National Alliance on Mental Illness, Memphis affiliate.

Valerie Arnold, MD

Dr. Valerie Arnold serves as Medical Director of the Adolescent Sex Offender Program. She is a board-certified psychiatrist who has held various appointments in the behavioral health field, including clinical assistant professor with the University of Tennessee. Dr. Arnold was the selected representative for the American Academy of Child and Adolescent Psychiatry and the American Medical Association, served as president of the Memphis Medical Society and was on the board of trustees for the Tennessee Medical Society. She is currently president of the West Tennessee Psychiatric Association and interim chief of child and adolescent psychiatry at the University of Tennessee.

Olayinka Akinwumiju, MD

Dr. Olayinka Akinwumiju is fully licensed in both Mississippi and Tennessee. He provides psychiatric consultations at the Baptist Memorial Hospital in Southaven, Mississippi and Collierville, Tennessee. Dr. Akinwumiju is a graduate of the University of Ibadan in Nigeria and completed his internship and residency at Harlem Hospital in New York City. He served as Chief Resident at Harlem Hospital, where he was awarded Resident of the Year for 1997 to 1998 and 1998 to 1999 and received a certificate of honor for services rendered to medical students.

Kenny Terry, MD

Dr. Kenny Terry is an active medical staff member at Parkwood who is board-eligible in psychiatry. He is a graduate of Jackson State University and completed medical school and residency training at the University of Tennessee. Dr. Terry was honored with the Teaching Resident of the Year Award, served as president of the psychiatry interns, and was named Scholastic All American.

Michael Rack, MD

Dr. Michael Rack is a board-certified psychiatrist who is currently licensed in Mississippi, Tennessee, Arkansas, and Alabama. He is also board-certified in Internal Medicine and Sleep Medicine through the American Board of Internal Medicine. He completed medical school at the University of Iowa College of Medicine. Dr. Rack completed his residency in Internal Medicine and Psychiatry at West Virginia University School of Medicine, Morgantown. He completed his Sleep Medicine Fellowship at the University of Mississippi Medical Center in Jackson MS. He serves on the Board of Directors of the Mississippi Sleep Society; and is a Fellow of the American Academy of Sleep Medicine.

Dr. Rack joined Parkwood Behavioral Health System in 2021.