Dr. Joni Glavan Sago, MD

Dr. Joni Sago is a board-certified dermatologist and internal medicine physician who earned her medical degree from Johns Hopkins University School of Medicine. She completed her residency training at Walter Reed National Military Medical Center, bringing 29 years of clinical experience to her practice. Dr. Sago is fluent in both English and Spanish.

Dr. Sago practices at multiple locations throughout Tennessee, including Kingsport, Bristol, and Johnson City. She has hospital affiliations with Indian Path Community Hospital, Franklin Woods Community Hospital, and Bristol Regional Medical Center. Her expertise includes treating skin conditions such as psoriasis and eczema, including the specialized form known as dyshidrotic eczema. She also performs diagnostic procedures like comprehensive metabolic panels and complete blood counts, and provides infusion therapy services. Patients consistently rate Dr. Sago highly, giving her an average rating of 4.9.