Board Certified in Internal Medicine
Dr. Grinsfelder was born and raised in Dallas and graduated from Lake Highlands High School. After earning his undergraduate degree from the University of Texas at Austin, he went on to pursue research in the fields of cardiology and diabetes and earn a Master of Public Health degree at the University of Texas. He completed medical school at Texas Tech University, where he was selected as a Dean’s Ambassador, received the Bradley Endowed Scholarship, and earned the Dean’s Recognition Award. During his internal medicine residency at the University of Texas Southwestern, he completed his resident research on weight loss in the ambulatory setting and was a member of the Primary Care Track.
He is a member of the Dallas County Medical Association, the Texas Medical Association, and the American Medical Association.