S. Murthy Badiga, M.D., FACG

Dr. Badiga earned his medical degree from Guntur Medical College in India in 1981. He began his training in the U.S. in 1985 after a 3 year postgraduate experience in Jamaica, West Indies. He was an intern in Radiology at New York Medical College in Valhalla, NY in 1985 and a research associate in gastroenterology at Our Lady of Mercy Medical Center, Bronx, NY in 1986. He completed his residency training in internal medicine (1987-1990) and fellowship training in gastroenterology and clinical nutrition (1990-1993) at Our Lady of Mercy Medical Center/ NY Medical College. He then went on to complete a fellowship in Advanced Therapeutic ERCP at the University of Amsterdam in the Netherlands. Dr. Badiga is board certified in Internal Medicine and Gastroenterology. He has authored or coauthored several publications including a book chapter on pancreatitis. He is a Fellow of the American College of Gastroenterology and American Gastroenterological Association and member of the American Society for Gastrontestinal Endoscopy. Dr. Badiga has received many accolades in his 21 years of practice in the Rio Grande Valley and served in various leadership positions at Doctors Hospital at Renaissance Health System, including chief of endoscopy, chief of medicine, chief of staff and member of the board of managers. Dr. Badiga has extensive interventional gastroenterology endoscopy experience and he is passionate about offering his patients state-of-the-art minimally invasive endoscopic alternatives to surgery. Dr. Badiga is an avid reader and writer. He enjoys traveling with his family, studying current affairs, politics, and economy.

S. Behara, M.D.

Dr. Behara was born and primarily educated in India where he completed medical school and an internship in 1973. He received two Gold Medals from Andhra Medical College for being first in his class. He then traveled to the United States to complete his post-graduate training. He completed his internship, residency, and fellowship in the state of Illinois. Dr. Behara joined the U.S. Air Force in 1978, serving for four years and was honorably discharged. In 1978 he became board certified in Internal Medicine and was board certified in Gastroenterology in 1981. He co-founded South Texas Gastroenterology in McAllen, Texas in 1992. He was also one of the co-founders of Doctors Hospital at Renaissance. Dr. Behara has over 35 years of experience in Gastroenterology. He is a member of the American Gastroenterological Association (AGA). During his free time he enjoys golfing and spending time with his family, especially his grandchildren. He also has a passion for music.

Carlos J. Cardenas, M.D.

Dr. Carlos J. Cardenas has over 20 years of experience in the field of medicine and healthcare management. Raised in McAllen, TX, Cardenas earned his Bachelor of Arts degree in Biology from Austin College in Sherman, TX. Dr. Cardenas graduated from medical school at the University of Texas Medical Branch in Galveston, TX and began his career as a resident at Scott and White Memorial Hospital in Temple, TX in 1985. Cardenas eventually made his way back to the Rio Grande Valley and co-founded South Texas Gastroenterology Associates in 1992. Dr. Cardenas currently practices at Renaissance Gastroenterology, where he provides consultative services and performs endoscopy. Dr. Cardenas was one of the original physicians who formed Doctors Hospital at Renaissance, where he served as the interim Chief Executive Officer from January 1 - December 31, 2013. As he continues serving as the Chairman of the Board, Cardenas provides leadership while addressing key challenges and establishing policies of corporate governance, corporate social responsibility, and corporate ethics. In addition to his expansive role at Doctors Hospital at Renaissance, Dr. Cardenas served as President of the Hidalgo-Starr Medical Society in 2001 and was elected to the Board of Trustees of the Texas Medical Association in 2005. In 2013, Dr. Cardenas was elected Chairman of the Board for the Texas Medical Association. He was awarded "Man of the Year" by the McAllen Chamber of Commerce in 2013. He and his wife, Linda Christine, have 3 children Adam, Simon, and Daniel.

Ingrid Chacon, M.D., FACG

Dr. Chacon graduated from the University of Costa Rica School of Medicine in 1996. She completed her internship and residency in internal medicine at Metropolitan Hospital Center, affiliated with New York Medical College, where she was Chief of Medical Resident from 1998-2002. In 2005, at the University of Arkansas for Medical Sciences in Little Rock, Arkansas, she completed her Gastroenterology Fellowship and became board certified in Gastroenterology. She was elected Fellow of the American College of Gastroenterologists in 2014. Dr. Chacon also holds a certification as a Diplomate of the American Board of Obesity Medicine. She has received numerous awards and honors throughout her medical training and has been published. She is also a member of several medical societies, like the American Society for Gastrointestinal Endoscopy. She has been practicing Gastroenterology in McAllen since 2006. During her free time she enjoys spending time with her family.

Asif Zamir, M.D., FACG

Dr. Zamir completed medical school in Karachi, Pakistan in 1990. He relocated to New York for post-graduate training where he completed a residency and fellowship at Maimonides Medical Center in 1997. He received many accolades throughout his undergrad and post-graduate education and he is double board certified in internal medicine and gastroenterology. Dr. Zamir has been involved in research, has several publications and is a member of numerous medical societies, including the American Society for Gastrointestinal Endoscopy. In 1998, Dr. Zamir relocated to McAllen and began private practice. During these past 17 years practicing gastroenterology, Dr. Zamir has participated as an associate professor at the University of Texas Health Science Center (UTHSC), San Antonio, and has delivered multiple lectures for the University of Texas Health Science Center Regional Academic Health Center residents. Dr. Zamir is a member of the Board of Governors at Doctors Hospital at Renaissance. He has special interest and experience in interventional and advanced endoscopic procedures, especially ERCP's. Dr. Zamir has achieved the highest adenoma detection rate (detection rate of pre-cancerous polyps) for the past several years. He enjoys spending time with his family, exercise, fitness, and racquetball.

Henry Herrera, M.D.

Dr. Herrera was raised in McAllen, TX.  He is a first generation college graduate, completing his undergraduate education from the University of Texas Pan American in 2006 with magna cum laude distinction.  He graduated from the University of Texas Southwestern Medical School in 2010.  He attended the University of Texas Southwestern Residency program, where he focused his research interest on gastroenterology and presented over 15 posters in national gastroenterology conferences such as American College of Gastroenterology, Digestive Disease Week, and Crohns and Colitis Foundation of America.  He completed his residency in Internal Medicine from the University of Texas Southwestern residency program and became board certified in 2013.  He then moved to Temple, TX and attended gastroenterology fellowship at Scott and White Memorial Hospital where he published two papers on inflammatory bowel disease and was trained in advanced endoscopy, including endoscopic ultrasound (EUS) and endoscopic retrograde cholangio pancreatography (ERCP).  He graduated from Scott and White Memorial Hospital in 2016.  Dr. Herrera is a member of the American Society for Gastrointestinal Endoscopy (ASGE) and the Texas Society for Gastroenterology and Endoscopy (TSGE).  Dr. Herrera enjoys sports including basketball and football.  He enjoys fishing and spending time at South Padre Island with his wife and three daughters.