Doc Sims began piano lessons when he was five years of age. Soon he was traveling to neighboring colleges and universities for advanced studies. While in high school he performed on a regular basis with the Abilene Symphony Orchestra. Doc Sims played professionally during his college years and worked with the Houston Symphony Orchestra, Shirley MacLaine, John Davidson and Marlene Dietrich. He has recorded four compact discs.
Doc Sims is also an award winning photographer and is a licensed pilot.
From 1984 to 2005, Doc Sims enjoyed a thriving internal medicine practice at the Methodist Hospital in Houston, Texas.