Dr. Steven King, M.D., Ph.D     -     Katie Cassidy, CRNP

Dr. Steven J. King, M.D., Ph.Dis an internal medicine physician as well as a pediatrician who specialized in gastroenterology. Dr. King focuses on preventative care for the entire family, from newborns to grandparents. At Washington State University, Dr. King completed his undergraduate and Ph.D. As a Human and Anatomy professor at U.A.B., he decided to pursue medical school. He completed residencies in both internal medicine and pediatrics followed by a fellowship in pediatric gastroenterology with further studies in liver transplantation. Most importantly, he is supported by his 'best assets,' his wife, his three sons, and his six daughters.


When not working, he enjoys his horses, Patrick and Trigger.

Welcome to Solid Oak Adult and Pediatric!


Each member of our cheerful staff shares the same goal of providing quality and personalized care to every member of your family. We provide general medical services for all ages, from newborns to seniors. Due to his experience as a gastroenterology specialist, Dr. King is also willing to advise patients in this area as well.  

Katie Cassidy, CRNPis a Board Certified Pediatric Nurse Practitioner, graduating with honors from the University of Alabama in Birmingham. She has worked in a Level IV Neonatal Intensive Care Unit for several years and has won many awards along with holding leadership roles.  In addition, Katie obtained the Albert Schweitzer Fellowship 2017 to facilitate the care of families and patients' with Muscular Dystrophy. Her eduction included clinical studies in Primary Care Pediatrics, Pediatric-Onset Demyelinating Disease, Childhood Cancers and Blood Disorders, and Orthopediatrics. 


When Katie is not working, she enjoys hiking, traveling, yoga, and painting. She has a sweet tooth and enjoys ice cream as her favorite dessert. Katie truly loves having a career centered around caring for others. 

Solid Oak Adult and Pediatric