Lazarettgasse 25
A-1090 Vienna
Austria

Tel.: +43 1 40180 – 7010
Fax: +43 1 40180 – 1440
Mobile: +43 660 25 23 000

Telephone from Monday to Friday between 10:00 a.m. and 8:00 p.m. to arrange an appointment

Professor Undt operates at Vienna's leading private hospitals "Wiener Privatklinik",  "Rudolfinerhaus" and at the Vienna General Hospital