Dr. William V. Hahn specializes in gastroenterology in Santa Barbara area. Dr. William V. Hahn has a medical practice at 317 West Pueblo Street, Santa Barbara CA, and has over 46 years of experience in the field of medicine. He graduated from University Of Washington School Of Medicine with his medical degree in 1971. He is affiliated with numerous hospitals, including Santa Barbara Cottage Hospital (CA) and more. Dr. Hahn is accepting new patients at his medical office and practice location in Santa Barbara, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.