Insurance Patients are encouraged to check with their insurance carrier to verify medical coverage, as this list changes frequently. Plans currently participating with Midtown Atlanta Nephrology are: Aetna Blue Cross/Blue Shield of GA Cigna Humana Medicare PHCS Tricare United Healthcare of Georiga( POS/HMO/EPO/PPO ) Frita McRae Fisher, M.D. Specializing in Personalized, Quality Kidney Care, and Blood Pressure Management. BOOK AN APPOINTMENT Motivational Medical Speaker Advocating Healthcare Excellence For All. Hospital Affiliations Emory University Hospital Midtown