MBChB (UOFS), Dip Ophth (SA), FC Orth (SA), MMed (Orthop) Stell
Dr Wiesner praktiseer sedert 2017 as Ortopediese Chirurg in die Overbergstreek.
Hy konsulteer vanuit sy kamers in die Hermanus Medical Village, en chirurgie word by Hermanus Mediclinic sowel as Hermanus Daghospitaal gedoen.