Dr. Ram K. Reddy

Margaret Still is a primary care provider, practicing in Internal Medicine in Roswell, Georgia. Dr. Still has been practicing medicine for over 39 years and is rated as an Advanced provider by MediFind in the treatment of Migraine. Her top areas of expertise are High Cholesterol, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

Ravi Shah is a primary care provider, practicing in Internal Medicine in Norcross, Georgia. Dr. Shah has been practicing medicine for over 10 years and is rated as a Distinguished provider by MediFind in the treatment of Migraine. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Vitamin D Deficiency.

Carolyn H. Sigman, M.D., graduated with her bachelor's degree from Franklin and Marshall College in Lancaster, Pennsylvania. She earned her medical degree at Jefferson Medical College in Philadelphia. She then completed her internship and residency in internal medicine at Emory University. Following that, she served as chief resident at Emory University Hospital. Prior to joining Piedmont Physicians, Dr. Sigman was in private practice in Roswell and Alpharetta. With more than twenty years of experience, she is board certified in internal medicine and a member of the American College of Physicians. Dr. Sigman lives in Brookhaven with her husband, Steven Sigman, M.D., and their five children. Dr. Sigman welcomes new patients and accepts most insurance plans. Dr. Sigman is rated as an Advanced provider by MediFind in the treatment of Migraine. Her top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Sitosterolemia.