Dr. William Hartnagel, an internist in Barneveld, NY, diagnoses and treats a wide range of conditions in adults, often serving as a patient's primary care provider.
Yes, Dr. William C. Hartnagel is accepting new patients at this office.
8318 Old Poland Road, Barneveld, NY 13304
Dr. Hartnagel has one office in New York where he specializes in Internal Medicine.
As an internist, Dr. William Hartnagel specializes in the primary care of adults through diagnosis and treatment of a range of conditions affecting many organ systems. Dr. Hartnagel also can refer patients to specialists when medically needed. For example, patients having serious breathing problems may be referred to a pulmonologist for additional medical tests or therapies.