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Cardiologist Information

Frank Gaffney, M.D.

Dr. Gaffney is director of cardiology at Bailey Medical Center. He is an interventional and noninvasive cardiologist with subspecialty expertise in transesophageal echocardiography, nuclear cardiology and coronary angiography.

Dr. Gaffney completed his cardiovascular medicine fellowship at Scott & White Memorial Hospital in Temple, Texas. He completed his internal medicine internship and residency at Brooke Army Medical Center in San Antonio. Dr. Gaffney then remained on staff at Scott & White Memorial Hospital for several years before entering his fellowship in cardiovascular medicine.

He earned his medical degree from New York Medical College in Valhalla, New York, and he received his Bachelor of Arts degree at Hofstra University in Hempstead, New York. Dr. Gaffney is board certified in internal medicine, cardiovascular disease and nuclear cardiology.


Tyler Ellington, D.O.

Dr. Ellington practices general cardiology with an emphasis on echocardiography. He also performs diagnostic procedures including cardiac catheterization and coronary angiography. Dr. Ellington is a member of the American College of Cardiology and the American Medical Association.

He completed an internal medicine residency at University of Texas Health and Sciences Center in San Antonio, Texas. He completed a cardiovascular disease fellowship at Texas A&M Health and Science Center College of Medicine – Scott & White Center in Temple, Texas.

Dr. Ellington earned a medical degree from Oklahoma State University – Center for Health Sciences College of Osteopathic Medicine in Tulsa, Oklahoma. He earned a Bachelor of Science degree from Oklahoma State University in Stillwater, Oklahoma. Dr. Ellington is board certified in internal medicine, cardiovascular disease and echocardiography and is board eligible in nuclear cardiology.

Ashley McKoy, PA-C

Ashley received her master’s degree from the University of Oklahoma-Tulsa as a physician assistant after completing a Bachelor of Science degree in zoology/biomedical sciences from University of Oklahoma. She began her career as an emergency department technician. Ashley maintains her certification with the National Commission of Certified Physician Assistants.