Dr. William S Buchanan specializes in ophthalmology in Sterling area. Dr. William S Buchanan, MD has a medical practice at 220 South 3rd Street, Suite 1, Sterling CO, and has over 54 years of experience in the field of medicine. He graduated from University Of Colorado School Of Medicine with his medical degree in 1963. Dr. Buchanan is accepting new patients at his medical office and practice location in Sterling, Colorado. He is available for appointments, preventative care, medical care as well as ongoing patient care.