Suzanne McGregor

as a family and gerontological nurse practitioner. She is a native San Antonian who received her bachelor’s degree in nursing from Baylor University in 1994. Mrs. McGregor continued her training as an advanced practice registered nurse and received her master’s and post graduate degrees in 2008 and 2009 from the University of Texas Health Science Center at San Antonio. As a nurse practitioner, Mrs. McGregor is able to evaluate, diagnose and treat acute and chronic illness. Her scope of...



Dr. Desh B. Sharma

Dr. Desh B. Sharma attended medical school on full scholarship at the highly prestigious University of Jammu (and Kashmir) in India and graduated in 1998. He started practicing medicine by age 24. Dr. Sharma went on to complete his residency at the New York Methodist Hospital Brooklyn in 2007. New York Methodist Hospital is affiliated with the Weill Medical College of Cornell University. Dr. Sharma has experience in psychiatrics, orthopedic medicine, anesthesia plus forensic medicine. He...



Dr. Chaithanya Mallikarjun

Dr. Mallikarjun (Mal-i-car-jun) is a board certified gastroenterologist. She joined Stone Oak Gastroenterology in 2014 after completing her gastroenterology and hepatology fellowship at Tulane University Medical Center, New Orleans, LA. Known as “Dr. M,” she treats patients with all types of GI issues. She believes that your GI tract is a mirror of overall health.  Dr. M has a special interest in helping female patients with their gastrointestinal needs.  Her mission is to reduce colon...



Dr. Seema Dar

As the founder of the Theda Oaks Surgery Center, a state-of-the-art ambulatory surgical facility, Dr. Seema Dar served as Chief of Medicine at Northeast Baptist Hospital providing care for a wide range of digestive ailments. As the founder of Stone Oak Gastroenterology, she is passionate about the wellbeing of her patients. Dr. Dar received her medical degree from the University of Kashmir, India. She continued her internal medicine training at Texas Tech University in Lubbock, Texas. This...