| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | 33+ years | CyberKnife, Gamma Knife, Immunotherapy with Keytruda (Pembrolizumab) | Metastatic or recurrent stomach cancer | Affiliated with Johns Hopkins Medicine, offering advanced radiation therapies and immunotherapy. Uses multidisciplinary tumor boards for treatment planning with US protocols. | International Organization for Standardization, Joint Commission International | ||
| #2 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | 76+ years | CyberKnife, Gamma Knife, Immunotherapy with Keytruda (Pembrolizumab) | Advanced stomach cancer cases | Offers advanced radiation therapies like CyberKnife and Gamma Knife, plus immunotherapy with Keytruda. JCI-accredited with comprehensive oncology department and PET-CT capabilities. | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #3 | 4.7 / 5 (353 reviews) | Istanbul, Turkey | 25+ years | Chemotherapy, immunotherapy with Keytruda, CyberKnife, Gamma Knife | Advanced or complex stomach cancer cases | JCI-accredited hospital with advanced radiotherapy devices like TrueBeam STx and IMRT. Specialists perform over 3,000 procedures annually and follow NCCN and ESMO protocols. | International Organization for Standardization, Joint Commission International | ||
| #4 | 4.7 / 5 (131 reviews) | Istanbul, Turkey | 12+ years | CyberKnife, Gamma Knife, Immunotherapy with Keytruda (Pembrolizumab), chemotherapy, surgical oncology | Metastatic stomach cancer | Offers CyberKnife and Gamma Knife for precise tumor targeting. Provides immunotherapy with Keytruda for advanced cases. Doctors have performed over 900 oncological surgeries. JCI-accredited facility. | International Organization for Standardization, Joint Commission International | ||
| #5 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | 35+ years | CyberKnife, Gamma Knife, bloodless liver transplantation | Hepatobiliary cancers | Offers advanced oncology care with CyberKnife and Gamma Knife. JCI-accredited with a multidisciplinary approach. Specialist trained at Memorial Sloan Kettering Cancer Center. | Joint Commission International | ||
| #6 | 4.6 / 5 (209 reviews) | Istanbul, Turkey | 22+ years | Radical subtotal gastrectomy, CyberKnife, Gamma Knife, chemotherapy | Complex gastric cancer cases | Performs over 400 pancreatic and gastric cancer surgeries. JCI-accredited with advanced radiation oncology equipment like CyberKnife and Gamma Knife. | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #7 | 5.0 / 5 (52 reviews) | Istanbul, Turkey | 29+ years | CyberKnife, Gamma Knife, FLOT chemotherapy, total gastrectomy with distal esophagectomy | Advanced stomach cancer cases | Offers precision radiation therapies (CyberKnife/Gamma Knife) alongside surgical and chemotherapy options. JCI-accredited facility with specialists in gastrointestinal oncology. | Joint Commission International , International Organization for Standardization | ||
| #8 | 4.6 / 5 (126 reviews) | Antalya , Turkey | — | — | Surgical treatment, CyberKnife, Gamma Knife, immunotherapy with Keytruda (Pembrolizumab) | Comprehensive stomach cancer treatment | Uses advanced techniques like TrueBeam STx for radiotherapy and follows NCCN and ESMO protocols. JCI accredited with a multidisciplinary oncology team. | Joint Commission International | |
| #9 | 4.9 / 5 (53 reviews) | Istanbul, Turkey | 34+ years | CyberKnife, Gamma Knife, chemotherapy, immunotherapy, laparoscopic total gastrectomy | Advanced stomach cancer cases | Offers advanced radiotherapy (CyberKnife/Gamma Knife) and specialized surgical options. Team includes oncologists with focus on gastrointestinal cancers. Provides comprehensive treatment plans including chemotherapy and immunotherapy. | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #10 | 5.0 / 5 (1 review) | Istanbul, Turkey | — | — | CyberKnife, Gamma Knife, chemotherapy, personalized treatment plans | Advanced or stage IV gastric adenocarcinoma | Offers targeted radiation therapy (CyberKnife, Gamma Knife) and chemotherapy for advanced cases. Multidisciplinary tumor boards design personalized treatment plans. Access to latest global treatment innovations. | — |