NB Istanbul Brain Hospital ranks first in Turkey and second in Europe in its specialization. It is considered the first private psychiatric and neurological hospital in Turkey. It was established with the aim of providing effective services and treatment plans using the most advanced treatment possibilities offered by contemporary medicine for diseases related to mental health and brain health. NB Istanbul Brain Hospital has obtained the accreditation certificate from the Joint Commission International, which is the largest and oldest medical accreditation body in the world, JCI. This accreditation was provided to only three hospitals operating outside the United States specialized in the field of psychiatry and neurology, in addition to providing services related to the brain and neurosurgery operations.