Doctor of Medicine, Technology University, Munich, 1987.
Intern University Hospitals, Bloemfontein, South Africa, 1982-1983. Resident Technology University, Munich, 1985-1994, consultant surgeon, 1994-1996. Chief surgery Chirurg Private Clinic Bogenhausen, 1997—2001, Privatklinik Josephinum, Munich, since 2002.
With German Military, 1984-1985. Member Deutsche Gesellschaft Chirurgie, American Society Colon and Rectal Surgeons.
Married Ulrike Maria Hallweger, November 29, 1980. Children: Maria, Christina.