| Turkey | Austria | Spain | |
| Stomach resection | from $12,000 | from $22,000 | from $9,000 |
| Stomach cancer surgery | from $12,000 | from $30,000 | from $25,000 |
| Radiation therapy for stomach cancer | from $3,250 | from $6,846 | from $3,991 |
| Proton-beam therapy | from $70,000 | from $80,000 | from $25,114 |
| NanoKnife | from $9,500 | from $25,000 | from $12,000 |
Univ. Prof. Dr. Christoph Zielinski is a leading international figure in medical oncology and immunotherapy with over 44 years of experience of pioneering work. He currently leads the International Oncology Center at the Wiener Privatklinik.
Dr. David Kuczer is a radiation oncologist at Amethyst Radiotherapy in Vienna. He specializes in precise cancer treatment for tumors of the prostate, breast, and brain. Dr. Kuczer presents every patient case to an interdisciplinary tumor board. This ensures each person receives a validated treatment plan from a team of experts.
Dr. Harald Rosen specializes in advanced endoscopic procedures for stomach cancer at Wiener Privatklinik, combining surgical precision with gastroenterology expertise.
Prof. Köstler is a leading medical oncologist specializing in complex solid tumors and personalized therapy. He practices at the Wiener Privatklinik and the Medical University of Vienna.