Bio Dr. Palamalai Mahizhnan, MD sees patients in Peachtree city, Georgia, Riverdale, Georgia, Fayetteville, Georgia, and Duluth, Georgia, specializing in internal medicine, medical oncology, hematology & oncology, surgical oncology, and internal medicine hematology. Dr. Mahizhnan is licensed to see patients in Georgia. Dr. Mahizhnan has been found during an automated background check to be clear of any malpractice history and holds one or more active medical licenses.