The Baxter Regional Internal Medicine & Infectious Disease Clinic is North Central Arkansas’ best resource for infectious diseases. The dedicated physician and staff provide internal medical services and cooperate with primary care physicians in the treatment of infectious diseases for patients across Baxter and surrounding counties.The Internal Medicine & Infectious Disease Clinic provides the treatment of a range of illnesses if referred to by a patient’s primary physician. Infectious diseases include chickenpox, hepatitis, HIV/AIDS, influenza, pneumonia, shingles and more.