Get to know our experienced kidney care specialists
Meet the Doctors at South Texas Renal Care Group

South Texas Renal Care Group is made up of highly experienced and caring physicians with a wealth of specialized experience in kidney care. Each day, they combine their knowledge and expertise with a genuine passion for helping patients successfully manage kidney disease and its related conditions.

Learn about each of our experienced kidney specialists
Click on the names below to read each physician’s bio.
Carolina Arias-Cuello, MD

Dr. Carolina Arias-Cuello is board certified in nephrology and internal medicine by the American Board of Internal Medicine. Dr. Arias completed her residency training in internal medicine and her subspecialty in nephrology at Wayne State University/Detroit Medical Center in Detroit, Michigan.

Varshi Broumand, MD, FASN

Dr. Varshi Broumand is board certified in nephrology by the American Board of Internal Medicine. He is credentialed by the American Society of Diagnostic and Interventional Nephrology to perform vascular access procedures on dialysis patients.

Qasim Ali Butt, MD

Dr. Qasim Ali Butt is board certified by the ABIM in both internal medicine and nephrology. He is also a skilled Interventional Nephrologist and is certified by the American Society of Diagnostic and Interventional Nephrology. He received his training at LSU Health Science Center (Shreveport, LA), completing a residency in internal medicine and a fellowship in nephrology.

Pavan Devulapally, MD

Board certified in internal medicine and nephrology, Dr. Devulapally received his training in internal medicine from the University of Pittsburgh at McKeesport.

Christine L. Gear, MD

Dr. Christine Leigh Gear trained at the University of Texas Health Science Center at San Antonio in internal medicine and also completed a nephrology subspecialty fellowship.

Abhijeet Goyal, MD

Dr. Abhijeet Goyal is certified by the American Board of Internal Medicine in both internal medicine and nephrology. Dr. Goyal was trained at Wayne State University in Detroit, Michigan.

M. Reza Mizani, MD, FASN

Certified by the American Board of Internal Medicine in both internal medicine and nephrology, Dr. Reza Mizani is an adjunct assistant professor at the University of Texas Health Science Center.

Indraneel Mogarala, MD

Dr. Indraneel Mogarala received his Bachelor of Medicine & Bachelor of Surgery (MBBS) from Manipal University in Manipal, India. His postgraduate training was completed at Hurley Medical Center in Flint, Michigan. He completed his fellowship in nephrology at University of Texas Health Science Center in Houston, Texas.

Yanilda Nuñez, MD

Dr. Nuñez is one of the newest members of the South Texas Renal Care Group team, joining the practice in 2014.

Picture - Dr. Rosenblatt
Steven Rosenblatt, MD, FASN

Dr. Steven Rosenblatt is certified in internal medicine and nephrology by the American Board of Internal Medicine. Dr. Rosenblatt attended Cornell Medical College and then completed his residency training in internal medicine at the University of California at Los Angeles and at the University of Texas Health Science Center in San Antonio, Texas. He was a Clinical Assistant Professor at the University of Texas Health Science Center in San Antonio.

Saqib Z. Syed, MD

Dr. Saqib Syed is certified by the American Board of Internal Medicine and board eligible for nephrology. Dr. Syed completed his residency training in internal medicine at the University of Oklahoma, Oklahoma City.

Lauren E. Tarbox, MD

Dr. Lauren E. Tarbox is board certified by the American Board of Internal Medicine. She trained at the University of Texas Health Science Center at San Antonio in internal medicine and completed a nephrology subspecialty fellowship.

Luis E. Vélez, MD

Dr. Luis E. Vélez completed his residency training in internal medicine and his nephrology subspecialty training at the University of Texas Health Science Center at San Antonio.

Naushad Zafar, MD

Dr. Naushad Zafar specializes in dialysis and nephrology and has been part of the San Antonio medical community for nearly a decade.