Myles S. Guber, M.D.

Dr. Myles Guber has extensive experience in complex mitral valve repair surgery and has performed “small incision” mitral and aortic valve surgery for many years. Robotic surgery was a natural extension of his previous surgical experience. His extensive experience encompasses all aspects of adult cardiac and thoracic surgery.

Dr. Guber received both his undergraduate and medical degrees from Northwestern University in Chicago, Ill. He trained in general surgery at Louisiana State University and completed his cardiac surgical training at University of Southern California, Good Samaritan Hospital in Los Angeles.

Dr. Guber was recently selected as a Castle Connelly Top Doctor in the field of Thoracic and Cardiac Surgery after being nominated by his peers as an outstanding physician.


Bradley O. Hofer, M.D.

Dr. Bradley Hofer has special interest, training, and teaching experience in minimally invasive, beating heart, off pump, percutaneous, small incision, and port access Cardiac and Thoracic surgery.

His publications and presentations include discussions and techniques concerning complex aortic and mitral valve repair, bloodless cardiac surgery, off pump coronary artery bypass, electrophysiology, pacemakers, defibrillators, aortic aneurysm and dissection, lung disease and cancer, and esophageal disease.Dr. Hofer received his Bachelor of Science degree from the University of Washington and Medical Degree from Northwestern University. His Residency and Fellowship training include General Surgery at Virginia Mason Hospital in Seattle, Esophageal and Thoracic Fellowship in the United Kingdom, and Cardiac and Thoracic Surgery at Louisiana State University and the University of Washington.

After completing training in 1990 he remained in Academics at the University of Washington Medical Center teaching Cardiac and Thoracic Surgery until 2000 when he joined Colorado CV Surgical Associates. Dr. Hofer enjoys boating, skiing, biking, as well as traveling.

Dr-Sanjay-Tripathi_heart-surgeon_denver-coloradoSanjay Tripathi, M.D.

Dr. Sanjay Tripathi attended medical school in India. After completing his first internship he came to the US for his residency in General Surgery in Pennsylvania. He completed his thoracic surgery residency at the University of Illinois at Chicago. Most recently he was the medical director of the Robotic and Minimally invasive cardiothoracic and vascular surgery program at St. Francis Hospital in Topeka, Kansas.

Dr. Tripathi joins CCVSA with vast experience in all aspects of cardiothoracic surgery. He has a special interest in Robotic procedures such as mitral and tricuspid valve repair, cryomaze for atrial fibrillation, and excisions. He is board certified.

With his recent move to Colorado, Dr. Tripathi looks forward to exploring all the state has to offer with his wife and two children.

Dr-Colleen-S-Hupp_vascular-surgeon_denver-colorado-bioColleen S. Hupp, D.O.


Eric S. Weinstein, M.D.

Dr. Eric Weinstein received his Bachelor Awards Degree from Dickinson College in Carlisle, Pennsylvania. Upon graduation, he enrolled in Medical School at the State University of New York at Buffalo where he received his MD Degree. Dr. Weinstein completed a General Surgery Residency at Case Western Reserve University in Cleveland, Ohio and then went on to extend his training with a vascular fellowship at the University of California in San Francisco.

Dr. Weinstein is Board Certified in both General and Vascular Surgery. He was Associated Professor of Surgery and Chief of Vascular Surgery at the University of New Mexico from 1989 to 1996 before joining Denver Vascular Surgical Associates. That group merged with Colorado Cardiovascular Surgical Associates in 2000.Dr. Weinstein is a member of the Society for Vascular Surgery as well as the Western Vascular Surgical Society and is a past President of the Rocky Mountain Vascular Surgical Society. He has received extensive endovascular training for New Emerging Vascular Therapies most recently having completed a two-month Endovascular Fellowship in Hawaii.

Dr. Weinstein has numerous publications in the Vascular and Endovascular Literature. He is involved in all aspects of vascular disease and has a special interest in the treatment of abdominal aortic aneurysms, stroke prevention and endovascular therapies. He, along with other members of his group, has been recognized as a top Vascular Surgeon in the 5280 Magazine.

Michael A. Cooper, M.D.

Dr. Michael Cooper grew up in Nebraska and graduated from Nebraska Wesleyan University. He received his medical degree from the University of Nebraska. He completed his residency in Kansas and his fellowship in Peripheral Vascular Surgery at Louisiana State University.

In 1992 he moved to Colorado and joined a successful vascular practice and then came to CCVSA in 2000. Dr. Cooper has done extensive research and has many publications in regards to peripheral vascular surgery. He has also been recognized as Top Doctor by 5280 Magazine several years in a row. He is a dedicated husband and father to three beautiful daughters.