Dr. Joni Glavan Sago, MD

Dr. Joni Sago is a board-certified physician specializing in dermatology and internal medicine. She earned her medical degree from Johns Hopkins University School of Medicine and completed her residency training at Walter Reed National Military Medical Center. With 29 years of clinical experience, Dr. Sago brings extensive knowledge to diagnosing and treating skin conditions as well as comprehensive internal medicine care. She is fluent in both Spanish and English.

Dr. Sago practices at multiple locations throughout Tennessee, including Kingsport, Bristol, and Johnson City. Her dermatology expertise focuses on treating psoriasis and various forms of eczema, including atopic dermatitis and dyshidrotic eczema. She also performs specialized procedures such as tuberculosis screening and tuberculin skin tests. Patients consistently rate her care highly, with an average rating of 4.9 out of 5.