Dr. Carl J. Horton

"Shirley Ann Williams, M.D., was born in Peoria, Ill. Raised in a family with 12 children, she received her B.S. in Biology from Peoria's Bradley University, where she graduated cum laude. After completing medical school in 1977 at the University of Iowa School of Medicine, Iowa City, Iowa, Williams continued her education at the Cleveland Clinic Foundation in Cleveland, Ohio, where she completed a residency in internal medicine and a fellowship in noninvasive cardiology.Upon completion of her formal medical training, Williams became a staff cardiologist at the Veterans Administration Center in Temple, Texas. While there, she also served as assistant professor in the Department of Medicine at the Texas A&M University College of Medicine. These experiences inspired Williams to expand her skills by pursuing an additional fellowship in invasive cardiology at Hahnemann University Hospital in Philadelphia, Pa., in 1990. Prior to her move to Dallas, she was in private practice in Macon, Ga., for 4 1/2 years. A Fellow of the American College of Cardiology, Williams is board-certified by the American Board of Internal Medicine (ABIM), and the ABIM Subspecialty Board of Cardiovascular Diseases.In 2011, Williams was nominated as ""Cardiologist of the Year"" for Denton County. She serves as medical director and chairman of the quality improvement committee and utilization review committee at Lewisville Medical Center, where she is also a member of the leadership team and serves as secretary of the medical staff. Williams is also a member the hospital's critical care committee and open heart committee. She received the Thomas F. Frist humanitarian award from Lewisville Medical Center in April 2011. Williams also serves on the HCA North Texas Division physician quality advisory committee for the nine north Texas hospitals.Williams holds active medical staff privileges at Texas Health Flower Mound, Lewisville Medical Center and Texas Health Denton.Williams joined Cardiovascular Specialists P.A. in April, 1995. One of her strengths is an ability to relate to different kinds of people much of which she attributes to growing up with so many siblings. She also has a special fondness for the elderly, and counts her experiences in caring for older patients as some of her most rewarding.". Dr. Williams is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. Her top areas of expertise are Orthostatic Hypotension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Pediatric Myocarditis.

Neil Phung is a Cardiologist and an Internal Medicine provider in Richardson, Texas. Dr. Phung is rated as an Advanced provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Low Blood Pressure, Orthostatic Hypotension, Heart Murmurs, and X-Linked Cardiac Valvular Dysplasia.

Dr. Tu K. Le provides compassionate, comprehensive care for general and invasive cardiology in patients with known or suspected diseases of the heart or circulation. Fellowship-trained cardiologist in the top 5 Cardiology Programs in the U.S.</li> Board-certified by the American Board of Internal Medicine in Cardiovascular Disease and by the Board of Nuclear Cardiology</li></ul>Dr. Le has an extensive academic record. He attended the University of California, Riverside in the 3-year accelerated undergraduate Biomedical Sciences Program, graduating with high honors. He then completed his medical school, Internal Medicine residency, and Cardiology fellowship at the University of California, Los Angeles (UCLA). In addition, Dr. Le has been the recipient of the most prestigious and nationally recognized academic honors and awards. He was named the University of California Regents Scholar and received the Phi Beta Kappa honor.He has a strong interest and expertise in cardiovascular imaging. He has been involved in multiple research trials both in echocardiography and impedance cardiography. He is an expert in 3-D echocardiography. Dr. Le is also trained in vascular imaging and CT imaging. Dr. Le also provides expertise in rhythm management and pacemaker implants. He is a testamur of the North American Society of Pacing and Electrophysiology (NASPE).Dr. Le has a strong philosophy concerning a balanced life and applies this in his practice and focus in preventive and general cardiology. Raising five kids with his wife, he truly understands the demands that patients have in their lives and makes every effort to balance that with the latest cutting-edge therapy in cardiovascular care, whether that is through medications or, if necessary, invasive and interventional procedures. Aside from his practice and family, Dr. Le has managed to complete his MBA program from the University of Texas, Dallas, graduating with high honors and receiving the Beta Gamma Sigma honor. He has applied this skillset in his leadership positions in the local hospitals and Texas Health system. He has also managed to help start up a free medical clinic in his church and served as the medical director. With what little free time he has, he enjoys the outdoors as an avid cyclist and snowboarder.Dr. Le is also fluent in Spanish and Vietnamese. Dr. Le is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Atrial Fibrillation, Necrosis, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Pacemaker Implantation.