Dr. John Mueller, MD is a highly experienced internist based in Tucson, AZ, with over 53 years in the medical field. He graduated from the University of Southern California Keck School of Medicine in 1970. Dr. Mueller specializes in Internal Medicine and provides comprehensive care for a wide range of health issues, including chronic conditions such as hypertension, diabetes, arthritis, and respiratory illnesses, along with acute care services for illnesses like cold, flu, and infections....