Mounika Rachamallu, MD

Karen Secor, PA-C, is a licensed Physician Assistant at Piedmont Physicians Endocrinology with over 25 years of professional experience. She obtained her Master's Degree in Physician Assistant Studies from the University of Nebraska. Karen earned a Bachelor of Medical Science and Biology from St. Louis University and Wake Forest University, respectively. She is certified by the National Commission on Certification of Physician Assistants. Karen is married with three boys. She is active in her church.

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.

Sabrina René, M.D., has been a board-certified Endocrinologist since 2000. She joined Piedmont Physicians Endocrinology in 2008. Dr. René was the only endocrinologist affiliated with The Cancer Treatment Centers of America Southeastern Division from 2013 to 2018. She has given numerous talks throughout Georgia and Florida addressing the management of thyroid disease, diabetes mellitus and its precursor insulin resistance. In 2017, Dr. Rene was named, "Top Doctors of America" in the field of endocrinology. She volunteers at the Coweta Samaritan Clinic on a quarterly basis. Dr. René is a member of The American Diabetes Association, The Endocrine Society, The American Association of Clinical Endocrinologists, The National Medical Association and The Atlanta Women's Medical Alliance. Dr. René is married and lives in Newnan. Her hobbies include travel, music, arts and yoga. She has sung in her church choir and is active in promoting wellness throughout the community.