Regency Dermatology is the home of nationally renowned Dermatologist and Fellowship Trained Mohs Surgeon Dr. Betty A. Hinderks Davis MD. We are located in beautiful Phoenix, AZ. Regency Dermatology specializes in skin cancer detection and treatment, medical dermatology, cosmetic procedures, and skin rejuvenation. Dr. Davis is a Mohs Fellowship trained dermatologist and has advanced the field Dermatology through her numerous scientific and educational contributions.