Dr. Brent Patterson, MD is a board-certified cardiologist at HeartPlace in Garland and Dallas, Texas, specializing in cardiovascular disease and nuclear cardiology. A Texas native, he earned his medical degree from the University of Texas Southwestern Medical School, completed his internship and internal medicine residency at Legacy Health System in Portland, Oregon, and returned to Texas for his Cardiovascular Disease... Read More about Brent A. Patterson, MD

Dr. Biren Parikh, MD is a board-certified interventional cardiologist at HeartPlace in Richardson, Texas. He earned his medical degree from the SUNY Stony Brook School of Medicine, completed his internal medicine residency at the Albert Einstein College of Medicine/Montefiore Medical Center, and finished fellowships in Cardiovascular Disease and Interventional Cardiology at Saint Vincent's Hospital and Medical Centers in New York.... Read More about Biren Parikh, MD

Dr. Keith Routh, MD is a double-board-certified interventional cardiologist at HeartPlace in Garland and Dallas (White Rock), Texas. He earned his medical degree from Texas A&M University's College of Medicine, following his undergraduate studies at Baylor University, then completed his internship and internal medicine residency at the Mayo Clinic College of Medicine and Science in Rochester, Minnesota, and a fellowship... Read More about L. Keith Routh, MD

Dr. Hootan Rahimizadeh, MD is a board-certified cardiologist at HeartPlace in Richardson, Texas, in practice since 1999. He earned his medical degree from Tufts University School of Medicine in Boston and completed his internship, internal medicine residency and cardiology fellowship at the University of California, Los Angeles School of Medicine. Board certified in Cardiovascular Disease and Internal Medicine, he is... Read More about Hootan Rahimizadeh, MD

Dr. Olusegun Oyenuga, MD, FACC, FHRS is a board-certified clinical cardiac electrophysiologist serving HeartPlace patients in Plano, Allen, Richardson and Dallas, Texas. He earned his medical degree from the University of Ibadan in Nigeria, completed his internal medicine residency at the University of Pittsburgh Medical Center—where he served as Chief Resident—and finished fellowships in Cardiology and Clinical Cardiac Electrophysiology at... Read More about Olusegun A. Oyenuga, MD

Dr. Peter Frenkel, MD is a board-certified interventional cardiologist at HeartPlace in Garland and Dallas, Texas, in practice since 2000. He earned his medical degree and completed his internal medicine residency at the University of Texas Southwestern Medical School in Dallas, followed by fellowships in Cardiology and Interventional Cardiology at Baylor College of Medicine in Houston. Board certified in Interventional... Read More about Peter A. Frenkel, MD

Dr. Richard Ammar, MD is a board-certified interventional cardiovascular specialist at HeartPlace in Richardson and Renner, Texas. A West Virginia native, he trained as a biomedical engineer at Vanderbilt University, earned his medical degree from West Virginia University, and completed his internal medicine residency and fellowships in Cardiovascular Disease and Interventional Cardiology at the University of Iowa. Board certified in... Read More about Richard F. Ammar, MD