| Turkey | Austria | Spain | |
| Оophorectomy | from $3,270 | from $15,000 | from $9,500 |
| Radiation therapy for colorectal cancer | from $7,000 | from $12,000 | from $10,000 |
| Ovarian cancer surgery | from $10,270 | from $25,000 | from $20,000 |
| Omentectomy | from $4,500 | from $15,000 | from $12,000 |
| Hyperthermic Intraperitoneal Chemotherapy (HIPEC) | from $25,000 | from $40,000 | from $25,000 |
Leads Austria's largest oncology department and founded the Comprehensive Cancer Center Vienna. He's a global leader in tailoring immunotherapy and precision medicine to each patient.
Prof. Köstler specializes in gynecologic malignancies with over two decades of experience in targeted cancer therapies. He combines clinical expertise with translational research at Wiener Privatklinik.