Dr. Thomas S. Layman

Nitin Rangnekar is a General Surgeon in Knoxville, Tennessee. Dr. Rangnekar is rated as a Distinguished provider by MediFind in the treatment of Childhood Pancreatitis. His top areas of expertise are Choledocholithiasis, Chronic Pancreatitis, Cellulitis, Gastrectomy, and Gastrostomy. Dr. Rangnekar is currently accepting new patients.

Dr. Andrew Harper is a highly experienced and dedicated General Surgeon providingcomprehensive surgical care to his community. A long-standing medical professional, he iscommitted to prioritizing patient care and fostering meaningful interactions with those heserves.Dr. Harper brings decades of expertise to his practice, specializing in both minimallyinvasive and open surgical procedures. His extensive surgical services include treatment forgallbladder diseases, gastrointestinal diseases, appendicitis, and colon diseases. He alsoexpertly manages breast disorders, thyroid and parathyroid disorders, and all types ofhernias. Dr. Harper earned his medical degree from Emory University School of Medicine in1985, following his undergraduate studies at the Georgia Institute of Technology, where hegraduated with a Bachelor of Chemical Engineering in 1981. He completed his rigorousGeneral Surgery Residency at the Medical University of South Carolina in 1990.Prior to establishing his practice, Dr. Harper proudly served in the U.S. Army Reservefrom 1987 to 1996, including active duty during the Persian Gulf War from August 1990 toMay 1991. He has been a fixture in the medical community at Rockdale Hospital inConyers, GA, serving patients there from 1990 to 2025. Dr. Harper's philosophy is simpleyet profound: patient care always comes first, driven by the most rewarding aspect of hiswork – the direct interactions he shares with his patients.Outside of his professional commitments, Dr. Harper cherishes spending quality timewith his family, especially his grandchildren. He is also passionate about caring for his petsand other animals on his property, finds solace and satisfaction working on his tractor,enjoys riding motorcycles, and is an avid supporter of Georgia Tech football. Dr. Harper is rated as an Advanced provider by MediFind in the treatment of Childhood Pancreatitis. His top areas of expertise are Gallbladder Disease, Gallstones, Choledocholithiasis, Vagotomy, and Hernia Surgery.

Nicholas Ballay is a General Surgeon in Athens, Tennessee. Dr. Ballay is rated as a Distinguished provider by MediFind in the treatment of Childhood Pancreatitis. His top areas of expertise are Gallstones, Choledocholithiasis, Cellulitis, Small Bowel Resection, and Hemorrhoidectomy. Dr. Ballay is currently accepting new patients.