Charlie Farmer, MD, earned his medical degree from Mercer University School of Medicine, completing his residency at Wellstar Kennestone Regional Medical Center and fellowship at the University of Alabama at Birmingham. He received his undergraduate degree in biology from the University of Georgia and is board certified in Internal Medicine and Endocrinology. Dr. Farmer has been practicing medicine for 8 years. Prior to joining Piedmont, Dr. Farmer practiced in Marietta, GA, followed by Birmingham, AL. Dr. Farmer specializes in Diabetes and Thyroid disorders. Dr. Farmer has a special interest in Type 1 Diabetes.In his spare time, Dr. Farmer enjoys spending time with family. He enjoys Georgia football and playing basketball and tennis.Dr. Farmer is accepting new patients and welcomes most major insurance plans. Dr. Farmer is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. His top areas of expertise are Low Blood Sugar, Type 2 Diabetes (T2D), Thyroid Storm, and Hypothyroidism.

Vanessa Ruiz, M.D. earned her medical degree from Saba School of Medicine and completed her residency at State University of New York Upstate Medical University. She received her undergraduate degree in Health Science and Kinesiology from York University, Toronto, Canada and is board certified in American Board of Internal Medicine.Prior to joining, she was a Medical Director of the Diabetes Program at Bassett Medical Center in Cooperstown, New York. She specializes in Endocrinology Diabetes and Metabolism and Internal Medicine. Dr. Ruiz is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. Her top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypothyroidism, and Thyroid Storm.

Jian Pang, M.D., earned her medical degree from Peking University Health Science Center in Beijing, China. She went on to do her internal medicine residency at Beijing Anzhen Hospital and Saint Mary's Hospital, a Yale University affiliate. Dr. Pang continued with fellowship training for endocrinology at Dartmouth-Hitchcock Medical Center. She is board certified in internal medicine and endocrinology.Dr. Pang spent six years as a research associate at Brigham and Women's Hospital, an affiliate of Harvard Medical School, and worked as clinical faculty at Geisel School of Medicine at Dartmouth College. She has a special interest in thyroid diseases and has done scientific research in calcium metabolism and bone health at Harvard Medical School. Dr. Pang is a member of the Endocrine Society, the American Association of Clinical Endocrinologists, the American College of Physicians and the American Medical Association.In her spare time, Dr. Pang enjoys worldwide travel, medical teaching, working out, cooking and painting. Dr. Pang is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. Her top areas of expertise are Obesity in Children, Obesity, Hypothyroidism, Hashimoto Thyroiditis, and Osteotomy.

David Vann, M.D. earned his medical degree from Emory University School of Medicine in Atlanta, Georgia. He completed his internal medicine residency at Emory University affiliated hospitals. Dr. Vann is board certified in internal medicine. Prior to joining Piedmont Physicians, Dr. Vann was in practice at the PAPP Clinic. His special interests include hypertension, diabetes and asthma.In his spare time, Dr. Vann enjoys spending time with his three boys going to the lake, fly fishing and running. Dr. Vann welcomes new patients and accepts most insurance plans. Dr. Vann is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Type 2 Diabetes (T2D).

Sabrina Rene is an Endocrinologist in Newnan, Georgia. Dr. Rene is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. Her top areas of expertise are Thyroid Nodule, Type 2 Diabetes (T2D), Hypothyroidism, and Toxic Nodular Goiter.

Samer Blackmon, MD is co-owner of Acorn to Oak Health (ATO), a membership-based Internal Medicine and Pediatric practice. ATO is a proud member of the Piedmont Clinic. Dr. Blackmon is a graduate of the Honors Program in Medicine from the University of Miami. She completed her residency at Emory Univesity. Board-certified in Internal Medicine, Dr. Blackmon specializes in caring for medically complex adults, with expertise and love for geriatrics. Prior to ATO, she worked in both Primary Care and Academic settings.With over 20 years of experience and a passion for relationship-driven medicine, Dr. Blackmon strives to deliver care that goes beyond treating symptoms. She believes in the power of preventive health, focusing on your total well-being including fitness, nutrition, and cognitive/emotional health.Outside of work, Dr. Blackmon enjoys spending time with her husband and two young sons; gardening, traveling, and reading. She values community connections and enjoys engaging with friends and neighbors.Dr. Blackmon is accepting new patients and welcomes most major insurance plans, medicaid is not accepted at this time. Dr. Blackmon is rated as an Experienced provider by MediFind in the treatment of Rabson-Mendenhall Syndrome. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and High Cholesterol.