Dr. William Wittmann is a board certified physician in Internal Medicine. He began practicing medicine in Oconto Falls in 1985 and joined the Bellin Medical Group in 1997.
- University of Minnesota, 1980
- Residency program at Marshfield Clinic.
Dr. Wittmann enjoys traveling, diving, bike riding, swimming, his family, and following our beloved Packers.
- American College of Physicians
- Wisconsin State Medical Society
- Secretary of the Oconto Medical Society
- Member of the Experimental Aircraft Association
- Bellin Health Systems Board Member
- Bellin College of Nursing Trustee
- Unity Hospice.