Dr. Mark Teng

Dr. Tulio Diaz earned his medical degree from Universidad Libre de Cali in Cali, Colombia, in 1999. After medical school, he completed an internship and residency in Internal Medicine at MetroWest Medical Center in Framingham, Massachusetts. Following, he went on to a Fellowship in Cardiovascular and Vascular Medicine; As well as completing Interventional Cardiology training, both at Saint Elizabeth's Medical Center in Boston, Massachusetts. Being a board-certified interventional cardiologist, he is the first cardiologist in the metroplex to specifically obtain a certification in vascular interpretation through ARDMS. As well as, obtaining certifications in Endovascular Interventions for peripheral vascular disease through SMVB and a certification in Vascular Medicine.Furthermore, he is Board Certified in Internal Medicine and Cardiovascular Disease. Completing a post-doctoral fellowship at Massachusetts General Hospital, Harvard Medical School. He is also a Member of the Massachusetts Medical Society. As well as the American College of Physicians and the American Society of Internal Medicine. Dr. Diaz is rated as a Distinguished provider by MediFind in the treatment of Prinzmetal's Variant Angina. His top areas of expertise are Angina, Unstable Angina, Coronary Heart Disease, Heart Bypass Surgery, and Atherectomy.

Timothy Hadden, M.D., is originally from Lawton, Okla. He received his medical degree from the University of Oklahoma in Norman and completed an internal medicine residency at Vanderbilt University in Nashville. He received his general cardiology training at the Texas Heart Institute/Baylor program in Houston, and stayed an additional year to receive formal training in coronary and peripheral vascular intervention.Hadden is board-certified in internal medicine, cardiovascular diseases and interventional cardiology. He is a Fellow of the American College of Cardiology and Society of Coronary Angiography and Interventions.He is married and has three children and two dogs. He places a high priority on his family, and is active in the local ministries of McKinney Bible Church, Bible Study Fellowship, and Young Life. Dr. Hadden is rated as a Distinguished provider by MediFind in the treatment of Prinzmetal's Variant Angina. His top areas of expertise are Angina, Atherosclerosis, Coronary Heart Disease, Angioplasty, and Heart Bypass Surgery.

Srinivas N. Paranandi, M.D., is the director of the Imaging Center at the Cardiac & Vascular Center of North Texas. He is fellowship-trained in Cardiovascular Disease and Interventional Cardiology. He completed his medical training in internal medicine, cardiology and interventional cardiology at the world-renowned Cleveland Clinic in Cleveland, Ohio, which is recognized and ranked as the nation's top hospital in heart care by U.S. News & World Report</em> for the past couple of decades. After several years of medical practice in Ohio, Dr. Paranandi moved to Texas at the end of 1999.He is board-certified in eight different specialties including Interventional Cardiology, Cardiovascular Disease, and Internal Medicine by the American Board of Internal Medicine; CT Angiography by the Certification Board of Cardiovascular Computed Tomography; Echocardiography by the National Board of Echocardiography; Nuclear Cardiology by the Certification Board of Nuclear Cardiology; and Peripheral Vascular Medicine and Peripheral Endovascular Intervention by the American Board of Vascular Medicine. He remains up-to-date in all these medical specialty areas by maintaining current recertifications.Dr. Paranandi's clinical interests and efforts have expanded his professional expertise to include diagnostic imaging (CT, Echo, Nuclear Cardiology) and peripheral vascular medicine and interventions. He was involved in clinical research, and was a principal investigator for the SAPPHIRE I/II clinical trials that involved carotid stenting.He believes in evidence-based, patient centric, compassionate clinical care and has been recognized as most compassionate doctor several times.Dr. Paranandi has a strong commitment to providing quality medical care and is a member of various quality improvement and peer review committees within Texas Health. Dr. Paranandi is rated as a Distinguished provider by MediFind in the treatment of Prinzmetal's Variant Angina. His top areas of expertise are Pediatric Myocarditis, Hypertensive Heart Disease, Necrosis, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).