Department of Respiratory & Sleep Medicine. Phone: 03 9496 3688. Fax: 03 9496 3723. Open hours: Monday to Friday 8am - 4.30pm. Location. Level 5, Harold Stokes Building Austin Hospital 145 Studley Road Heidelberg Victoria. View location maps. Postal address. Department of Respiratory and Sleep Medicine Austin Hospital PO Box 5555 Heidelberg VIC ....