Best Polysomnography Clinics in the World: 11 Top-Rated Centers

Lokman Hekim Istanbul Hospital (former Adatip International Hospital) is a private multi-specialty medical center located in Istanbul, Turkey. Top specialties here are neurosurgery, orthopedics, spinal surgery, and weight loss surgery. Lokman Hekim serves both adults and children. Patients from the CIS, Africa, and Arab League States visit the clinic most often.

NP Istanbul Brain Hospital is the first private neuropsychiatric hospital in Turkey focused to treat soul/brain health related conditions. The hospital is No.2 Brain Hospital in Europe.

NP Istanbul Is the pioneer among other Turkish medical facilities to apply therapy with thought-focused medicines and treatment by brain functions measurement.

The hospital has 19 departments, 20 polyclinics, 7 laboratories. The key specialties are neurology, neurosurgery, psychiatry, addiction treatment. The quality of services is certified by JCI (Joint Commission International) and ISO.

Teknon Hospital is a private medical facility in Barcelona, Spain, recognized internationally for its advanced diagnostic and treatment services provided by renowned specialists.

The hospital specializes in epileptology, neurosurgery, oncology, cardiac surgery, and advanced stem cell therapy for trauma recovery. It holds multiple JCI accreditations and has received numerous awards for excellence in medical tourism, particularly in oncology, cardiac surgery, neurosurgery, and epilepsy treatment.

Teknon Hospital is a preferred choice for high-profile individuals, including celebrities, athletes, and politicians. Its medical team has provided care for notable figures such as singer Shakira, footballer Andrés Iniesta (FC Barcelona), and Olympic champion Thomas Röhler. The hospital has also administered stem cell therapies to FC Barcelona players and serves as the Official Medical Service and reference hospital for the 37th America's Cup Louis Vuitton sailing regatta in 2024.

Teknon Hospital offers a comprehensive range of medical services for international patients, from online consultations to complex surgical procedures. A team of experienced specialists and medical coordinators ensures high-quality care and patient-centered treatment.

Bumrungrad International Hospital is a global medical facility in Bangkok, Thailand that specializes in oncology, ophthalmology, orthopedics, neurosciences, heart surgery, check-ups, etc. Over 1 million patients choose Bumrungrad annually. 50% of them are international ones from over 190 countries.

The hospital is one of the largest private centers in Southeast Asia and one of the most significant world’s outpatient clinics. Bumrungrad International is recognized as TOP-10 best hospitals and TOP-30 most technologically advanced clinics in the world.

Moodist Psychiatry and Neurology Hospital is a private medical center located in Istanbul, Turkey. The hospital specializes in psychiatry, neurology, neurosurgery, and orthopedics, offering care for both adults and children.

Each year, approximately 1,245 patients choose Moodist Hospital for treatment, with most international patients arriving from CIS countries, Europe & the Commonwealth, and the Arab League States.

Emsey Hospital, one of Turkey's multi-specialty private medical centers, provides health services at the A+ class level hospital. The hospital has ISO and JCI accreditations as a reliable medical center. The facility offers general, surgical, and internal medicine treatments as a general hospital. Emsey Hospital has provided healthcare services to patients worldwide since 2012. The hospital's Advanced Spine Surgery Center performs congenital and complicated orthopedic treatments, from scoliosis to spine fusion surgeries. The Bone Marrow Transplantation Unit is one of the largest BMT units in Turkey, with 45 beds. 

Seoul National University Bundang Hospital is one of the most innovative multidisciplinary medical centers in Korea.

It is the 1st digital hospital in the country. The hospital is equipped witg BESTcare system that allows avoiding medical errors, improving treatment safety and effectiveness.

Bundang specializes in general and abdominal surgery, oncology, orthopedics and traumatology. 1,500,000 patients undergo treatment at in hospital every year.

Hospital HM Sanchinarro is a private multi-specialty medical center located in Madrid, Spain. The clinic's team specializes in neurosurgery, oncology, urology, and surgery. Hospital HM Sanchinarro serves only adults. 400,000 patients choose Hospital HM Sanchinarro to get medical care every year. They are mainly patients from Europe & Commonwealth, Arab League States, and Russian-speaking countries.

Global Hospital (Gleneagles Global Health City) is a multidisciplinary hospital in Chennai, India. The hospital is the best medical facility for the organ transplant in the country and the world’s leader in the number of successful liver transplants (over 1,000). Doctors are the 1st in India to perform minimally invasive lung and combined heart-kidney transplants.

Gleneagles Global Health City specializes in the organ and bone marrow transplant, cardiology, pulmonology (treatment of the lungs), and oncology.

Global Hospital Chennai is a part of Gleneagles Global Hospitals Medical Group, which accepts 2 mln patients annually.

Clinic HM Nou Delfos is a comprehensive medical-surgical center in Barcelona, which is a part of the largest network in Spain – HM Hospitals. HM Delfos specializes in surgery, oncology, orthopedics, cardiology, gynecology, urology, neurology including diagnosis and treatment of epilepsy. The clinic is equipped with the very latest devices for diagnostics and treatment: EOS for high-precision images of the musculoskeletal system, CT and MRI, two units for radiotherapy of tumors without surgery.

The clinic has also the agreement with Institut Guttmann, neurorehabilitation hospital with JCI, AQU Catalunya, and ISO quality certificates for rehabilitation.