214-943-2200

Derek Williams, MD

Dr. Williams is fellowship trained in general and minimally invasive cardiovascular and thoracic surgery. He obtained his medical degree from Washington University in St. Louis School of Medicine, St Louis, MO, and completed his residency in General Surgery and his fellowship in Cardiothoracic Surgery at the University of Texas Southwestern Medical Center, Dallas, TX. Dr. Williams is board certified by the American Board of Surgery and the American Board of Thoracic Surgery.

Dr. Williams’ clinical interests include coronary revascularization, valvular heart disease, minimally invasive cardiothoracic surgery, transcatheter aortic valve replacement, and robot-assisted thoracic surgery.

Williams is a member of the Society of Thoracic Surgeons, the Southern Thoracic Surgical Association, the Eastern Cardiothoracic Surgical Society, the International Society for Heart and Lung Transplantation, the American College of Surgeons, and the American Medical Association. He is an experienced lecturer and presenter and has contributed numerous articles to medical journals.

Dr. Williams’ practice is located on the campus of Methodist Richardson Medical Center, with satellite offices at Methodist Charlton Medical Center and Methodist Dallas Medical Center.

In his free time, Dr. Williams enjoys golfing, triathlons, and spending time with his family.


Trisha Allen, PA

Trisha Allen, PA-C, is a board-certified physician assistant by the National Commission on Certification for Physician Assistants. She attended Syracuse University for her bachelor of science in Nutrition and Dietetics. She, then, went on to Massachusetts College of Pharmacy and Health Sciences where she earned her master’s degree in Physician Assistant Studies. Trisha assists Dr. Williams in surgery as well as in clinic and hospital settings. In her free time she enjoys spending time with her family, yoga and traveling.


Jacob Vintinner, PA-C

Jacob Vintinner, PA-C, is a board-certified physician assistant by the National Commission on Certification for Physician Assistants. He obtained his Bachelor of Science degree in Exercise Sports Sciences and Public Health from Texas Tech University. He, then, went on to the University of Tennessee College of Medicine where he earned his Master’s in Physician Assistant Studies. Jacob assists Dr. Williams in surgery as well as in clinic and hospital settings. In his free time he enjoys traveling, mountain biking, and playing golf.

Methodist Charlton Medical Center
3430 West Wheatland Road
POB I, Suite 202
Dallas, TX 75237
Methodist Richardson Medical Center
2821 E. President George Bush Fwy.
Suite 404
Richardson, TX 75082
214-599-2600