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The Bookimed clinic ranking is based on data science algorithms, providing a trusted, transparent, and objective comparison. It takes into account patient demand, review scores (both positive and negative), the frequency of updates to treatment options and prices, response speed, and clinic certifications.

RankClinic NamePatient RatingCountryLead DoctorexperienceTechniquesBest ForWhy It’s RankedAccreditations
#1
4.6 / 5
(535)
Istanbul, Turkey
33+ years
Gamma Knife, decompressive glial tumor surgery, radiation therapy, chemotherapy, targeted therapyRecurrent or aggressive glioblastoma casesOffers advanced Gamma Knife treatment and decompressive surgery. Affiliated with Johns Hopkins Medicine, providing access to innovative therapies. Over 3,000 bone marrow transplants performed, indicating high-volume neurosurgery. Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS)
#2
4.6 / 5
(418)
Istanbul, Turkey
23+ years
Gamma Knife, microsurgical tumor removal, radiotherapy with TrueBeam STx and IMRT, chemotherapyComplex or inoperable brain tumorsOffers Gamma Knife radiation and advanced radiotherapy with TrueBeam STx. First hospital in Turkey with JCI accreditation. Over 1.6 million patients treated annually.International Organization for Standardization, Joint Commission International
#3
4.6 / 5
(156)
Istanbul, Turkey
Gamma Knife, chemotherapy, radiotherapyGlioblastoma with complete tumor removalOffers Gamma Knife radiosurgery and combined chemotherapy-radiotherapy treatment. Uses Elekta Versa HD SIGNATURE for precise tumor targeting. ISO-accredited facility with oncology specialists.International Organization for Standardization, Joint Commission International
#4
4.5 / 5
(495)
Istanbul, Turkey
38+ years
Gamma Knife, microsurgical tumor removal, intraoperative navigation, intraoperative MRIComplex brain tumor casesSpecializes in precision neurosurgery with Gamma Knife and intraoperative MRI. JCI-accredited hospital performing 80+ daily operations with dedicated neuro-oncology team.Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology
#5
4.5 / 5
(55)
Istanbul, Turkey
17+ years
Gamma Knife, microsurgical removal of glial tumors, intraoperative MRIHigh-grade or recurrent glioblastomasOffers precision Gamma Knife radiotherapy and microsurgery with intraoperative imaging for complete tumor removal. JCI-accredited neurosurgery team.Joint Commission International
#6
5.0 / 5
(1)
Istanbul, Turkey
Joint Commission International
#7
4.6 / 5
(240)
Istanbul, Turkey
20+ years
Gamma Knife surgery, MR-LINAC radiotherapy, LINAC radiotherapyComplex brain tumorsOffers Gamma Knife surgery for precise tumor targeting. JCI-accredited with advanced radiotherapy options like MR-LINAC for real-time imaging.Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği)
#8
5.0 / 5
(55)
Istanbul, Turkey
29+ years
Gamma Knife, intensity-modulated radiation therapy (IMRT), temodal tabletGlioblastoma requiring precision radiation therapyOffers Gamma Knife radiosurgery for precise tumor targeting. Uses IMRT combined with temodal chemotherapy. JCI-accredited facility with specialized radiation oncology department.Joint Commission International , International Organization for Standardization
#9
4.7 / 5
(6)
Istanbul, Turkey
30+ years
#10
4.9 / 5
(56)
Istanbul, Turkey
Gamma Knife, brain tumor resection with neuronavigation, ultrasonic aspiratorComprehensive glioblastoma managementOffers Gamma Knife precision radiation and advanced tumor resection techniques. Multidisciplinary team approach coordinates neurosurgery and oncology care. Includes ICU and nursing services in treatment package.Turkish Medical Association, International Health Tourism Authorization Certificate