
Overview
A cum laude graduate of Harvard University, Dr. Michael Macris earned his medical degree from the Medical College of Georgia in Augusta. Following medical school, he was awarded a research fellowship investigating cardiac transplantation and artificial heart technology at the Texas Heart Institute (THI) in Houston. He then completed his residency in general surgery at The University of Texas Health Science Center at Houston (UTHealth) Medical School followed by a residency in thoracic surgery with Dr. Denton Cooley at THI. Board certified in cardiovascular and thoracic surgery, by the America Board of Thoracic Surgery, Dr. Macris has practiced medicine in Houston since 1993. His clinical interests include Atrial Fibrillation and Maze Procedure (Atrial Fibrillation surgery), acquired heart disease, valve repair and replacement. He treats patients 18 years and older and speaks Greek. Dr. Macris incorporates minimally invasive surgical techniques in both valve surgery and coronary artery bypass. He has been a leader in the development and use of off-pump coronary artery bypass and early adapter of endoscopic saphenous vein harvesting techniques. He is recognized in the medical profession for his participation in the advancement of surgical techniques that improve patient outcomes. Widely published in his specialty, Dr. Macris is active as a speaker to numerous professional groups. He currently serves as the medical director of the Cardiovascular service line at Memorial Hermann Greater Heights Hospital and the medical director of the cardiovascular operating room at Memorial Herman Greater Heights Hospital.
Dr. Macris is highly rated in 1 condition, according to our data. His clinical expertise encompasses Arterial Embolism, Carotid Artery Disease, Aortic Valve Stenosis, Heart Bypass Surgery, and Heart Valve Repair.
Dr. Macris is currently accepting new patients.
Specialties
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Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Additional Areas of Focus
Dr. Macris has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Dr. Anthony Estrera is a graduate of the University of Texas Southwestern Medical School at Dallas. He completed a residency in general surgery and a fellowship in cardiothoracic surgery at Baylor College of Medicine in Houston. Board certified in surgery and thoracic surgery, Dr. Estrera’s clinical interests include cardiac surgery, valvular heart disease, aortic aneurysms and aortic dissection. He has practiced in Houston since 1994, treating patients 18 and older. Dr. Estrera is professor and chief of cardiac surgery in the Department of Cardiothoracic and Vascular Surgery at McGovern Medical School at UTHealth and medical director of Cardiovascular ICU and Cardiovascular IMU at Memorial Hermann Heart & Vascular Institute. He has received numerous professional recognitions and has authored or co-authored 26 book chapters and more than 100 articles in medical journals. Dr. Estrera’s practice philosophy reflects patient-centered care ensuring that “the patient always comes first.” He believes in good communications and provides individualized, personalized patient care. A resident of Houston, Dr. Estrera is married and the father of four children. His favorite leisure activities are running, swimming, reading and coaching. Dr. Estrera is highly rated in 13 conditions, according to our data. His clinical expertise encompasses Aortic Dissection, Thoracic Aortic Aneurysm, Cystic Medial Necrosis of Aorta, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR). Dr. Estrera is currently accepting new patients.
Baylor College Of Medicine - Cardiothoracic Surgery
Joseph Coselli is a Thoracic Surgeon practicing medicine in Houston, Texas. Dr. Coselli is highly rated in 17 conditions, according to our data. His clinical expertise encompasses Thoracic Aortic Aneurysm, Aortic Dissection, Marfan Syndrome, Coronary Artery Bypass Graft (CABG), and Aortic Valve Replacement. Dr. Coselli is currently accepting new patients.
Dr. Igor Gregoric earned his medical degree from the University of Ljubljana, Slovenia, where he also finished an internship. He completed a residency in general surgery at McGovern Medical School at The University of Texas Health Science Center at Houston (UTHealth Houston), followed by a second residency in cardiothoracic surgery and a fellowship in cardiovascular surgery at the Texas Heart Institute. Dr. Gregoric, who is board-certified in thoracic surgery, specializes in cardiothoracic and vascular surgery, mechanical circulatory support and transplantation. His clinical interests include advanced heart failure, structural heart disease, heart transplantation, mechanical circulatory support (acute and chronic), surgical treatment of advanced heart failure, minimally invasive and robotic cardiothoracic surgery, TAVR (transcatheter aortic valve replacement), arrhythmia surgery and pulmonary embolectomy surgery. He has practiced in the Houston area since 2000. A fellow of the American College of Cardiology (FACC), Dr. Gregoric is also a member of the Society of Thoracic Surgeons, American Association for Thoracic Surgery, American Society of Artificial Internal Organs and International Society of Heart and Lung Transplantation. He has published more than 400 original articles in medical journals and authored numerous book chapters. Dr. Gregoric is on the faculty of McGovern School of Medicine and serves as chief of the surgical division of the Center for Advanced Cardiopulmonary Therapies and Transplantations. Dr. Gregoric is highly rated in 12 conditions, according to our data. His clinical expertise encompasses Cardiogenic Shock, Ventricular Septal Defects, Mitral Valve Regurgitation, Heart Transplant, and Aortic Valve Replacement. Dr. Gregoric is currently accepting new patients.
Frequently Asked Questions about Dr. Michael P. Macris
How do I make an appointment with Dr. Michael P. Macris?
You can book an appointment with Dr. Michael P. Macris by calling their office at 713-465-7979. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Michael P. Macris a top-rated expert for Heart Bypass Surgery?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Michael P. Macris is classified as an Advanced expert for Heart Bypass Surgery, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Michael P. Macris specialize in?
While Dr. Michael P. Macris is a Thoracic Surgery, they have specific expertise in Heart Bypass Surgery, Heart Valve Repair, and Arterial Embolism. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Thoracic Surgery.
Does Dr. Michael P. Macris accept my insurance?
Dr. Michael P. Macris accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 713-465-7979 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Heart Bypass SurgeryDr. Macris isAdvanced. Learn about Heart Bypass Surgery.
- Experienced
- Aortic Valve ReplacementDr. Macris isExperienced. Learn about Aortic Valve Replacement.
- Aortic Valve StenosisDr. Macris isExperienced. Learn about Aortic Valve Stenosis.
- Arterial EmbolismDr. Macris isExperienced. Learn about Arterial Embolism.
- Atrial MyxomaDr. Macris isExperienced. Learn about Atrial Myxoma.
- Carotid Artery DiseaseDr. Macris isExperienced. Learn about Carotid Artery Disease.
- Carotid Artery SurgeryDr. Macris isExperienced. Learn about Carotid Artery Surgery.
- Heart TumorDr. Macris isExperienced. Learn about Heart Tumor.
- Heart Valve RepairDr. Macris isExperienced. Learn about Heart Valve Repair.
- Transcatheter Aortic Valve Replacement (TAVR)


