“I came to Istanbul with the assistance of Vaidam Health after being diagnosed with Scoliosis. I absolutely recommend their services to others.”

Assoc. Prof. Mehmet Cetinkaya
Orthopaedic and Joint Replacement Surgeon
- Assoc. Prof. Mehmet Cetinkaya is a Orthopedic and Spine Surgeon with more than 12 years of experience.
- His expertise lies in performing scoliosis treatment (corset/exercise/open surgery/string scoliosis) and endoscopic fully closed disc surgery (lumbar hernia), among other procedures.
- He did his medical education from Dokuz Eylul Faculty of Medicine in 2010.
- He pursued specialization from Gazi University Faculty of Medicine in 2015.
- He is a professional member of the Scoliosis Research Society, AOSpine (Active Member), Turkish Spine Society, Asia Pacific Spine Society, Asia Pacific Orthopedic Association, Society of Turkish Orthopedics and Traumatology, and Turkish Orthopedics and Traumatology Education Council (TOTBID-TOTEK Board Certified Member).
- He holds several publications credited to his name.
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- Assoc. Prof. Mehmet Cetinkaya is a Orthopedic and Spine Surgeon with more than 12 years of experience.
- His expertise lies in performing scoliosis treatment (corset/exercise/open surgery/string scoliosis) and endoscopic fully closed disc surgery (lumbar hernia), among other procedures.
- He did his medical education from Dokuz Eylul Faculty of Medicine in 2010.
- He pursued specialization from Gazi University Faculty of Medicine in 2015.
- He is a professional member of the Scoliosis Research Society, AOSpine (Active Member), Turkish Spine Society, Asia Pacific Spine Society, Asia Pacific Orthopedic Association, Society of Turkish Orthopedics and Traumatology, and Turkish Orthopedics and Traumatology Education Council (TOTBID-TOTEK Board Certified Member).
- He holds several publications credited to his name.

Dr. Sedat Dalbayrak
Neurosurgeon
- Dr. Sedat Dalbayrak is a neurosurgeon with 28+ years of experience.
- He has received 10 scientific study awards in congress and symposium papers.
- He has 8 book editorships, 69 scientific articles, 54 of which are overseas, 53 book section authorships, 23 of which are abroad papers.
- He completed graduation from İstanbul University in 1984 and mandatory service in the Tomarza district of Kayseri province.
- Dr. Sedat is a member of the Turkish Neurological Society Spinal and Peripheral Nerve Surgery Teaching and Education Group, Board of the Turkish Spine Association and Turkish Neurosurgery Association.
- He has expertise in Spine and Spinal surgery, Spinal deformity surgery, Neurovascular surgery, Neurotrauma, Brain, Spine and Spinal cord tumors.
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- Dr. Sedat Dalbayrak is a neurosurgeon with 28+ years of experience.
- He has received 10 scientific study awards in congress and symposium papers.
- He has 8 book editorships, 69 scientific articles, 54 of which are overseas, 53 book section authorships, 23 of which are abroad papers.
- He completed graduation from İstanbul University in 1984 and mandatory service in the Tomarza district of Kayseri province.
- Dr. Sedat is a member of the Turkish Neurological Society Spinal and Peripheral Nerve Surgery Teaching and Education Group, Board of the Turkish Spine Association and Turkish Neurosurgery Association.
- He has expertise in Spine and Spinal surgery, Spinal deformity surgery, Neurovascular surgery, Neurotrauma, Brain, Spine and Spinal cord tumors.

Dr. Sait Sirin
Neurosurgeon
- Dr. Sait Sirin is a well-known Neurosurgeon based in Istanbul, Turkey with 28+ years of experience in the field.
- He is a member of various reputed organizations such as the Turkish Neurosurgical Society, Neuro-Oncology Education & Training Group, Stereotactic & Functional Neurosurgery Education and Training Group, Congress of Neurological Surgeons (CNS), American Association of Neurological Surgeons (AANS), World Federation of Neurosurgical Societies (WFNS), Radiosurgery Committee Member (2005-2009), Turkish Spine Society, AOSpine, and International Stereotactic Radiosurgery Society (ISRS).
- He graduated in 1985 from Gulhane Military Medical Academy MD School of Medicine, Ankara, Turkey, and pursued Postgraduate Education (Residency) from Gulhane Military Medical Academy Neurosurgical School of Medicine, Department of Residency Neurosurgery, Ankara, Turkey in 1994.
- In 2003, he also did a Fellowship from the University of Pittsburgh School of Medicine, Department of Neurological Surgery, Fellowship Program Pittsburgh, PA, USA.
- He has expertise in Brain and nerve surgery, Spinal surgery, Neuroendoscopy, and Spinal endoscopic surgery.
- Dr. Sirin has more than 30 articles mostly published in SCI-expanded journals, more than 30 abstracts mostly presented in international meetings, and about 10 book chapters.
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- Dr. Sait Sirin is a well-known Neurosurgeon based in Istanbul, Turkey with 28+ years of experience in the field.
- He is a member of various reputed organizations such as the Turkish Neurosurgical Society, Neuro-Oncology Education & Training Group, Stereotactic & Functional Neurosurgery Education and Training Group, Congress of Neurological Surgeons (CNS), American Association of Neurological Surgeons (AANS), World Federation of Neurosurgical Societies (WFNS), Radiosurgery Committee Member (2005-2009), Turkish Spine Society, AOSpine, and International Stereotactic Radiosurgery Society (ISRS).
- He graduated in 1985 from Gulhane Military Medical Academy MD School of Medicine, Ankara, Turkey, and pursued Postgraduate Education (Residency) from Gulhane Military Medical Academy Neurosurgical School of Medicine, Department of Residency Neurosurgery, Ankara, Turkey in 1994.
- In 2003, he also did a Fellowship from the University of Pittsburgh School of Medicine, Department of Neurological Surgery, Fellowship Program Pittsburgh, PA, USA.
- He has expertise in Brain and nerve surgery, Spinal surgery, Neuroendoscopy, and Spinal endoscopic surgery.
- Dr. Sirin has more than 30 articles mostly published in SCI-expanded journals, more than 30 abstracts mostly presented in international meetings, and about 10 book chapters.

Prof. Dr.Ahmet Colak
Neurosurgeon
- Prof. Dr.Ahmet Colak is a well-known Neurosurgeon and has experience of more than 25 years.
- He has expertise in Brain tumor surgery, Orbital tumor, Spinal cord tumor, Pediatric neurosurgery, Herniated disc, and Neck hernia.
- He has a professional membership association with the Turkish Neurosurgery Association Membership, Pediatric Neurosurgery Education Group, and Member of European Pediatric Neurosurgery Association.
- His area of interest reclines in treatment of Attention Deficit Hyperactivity Disorder, Autism, Autism Spectrum Disorder, Cerebral Aneurysms, Cerebral Arteriosclerosis, Cerebral Atrophy, Monomelic Amyotrophy, and Motor Neuron Diseases.
- In 1999, he also worked as Associate Professor and in 2008, he got the title of Professor.
- Prof. Dr.Ahmet Colak has also various publications in both International as well as national journals.
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- Prof. Dr.Ahmet Colak is a well-known Neurosurgeon and has experience of more than 25 years.
- He has expertise in Brain tumor surgery, Orbital tumor, Spinal cord tumor, Pediatric neurosurgery, Herniated disc, and Neck hernia.
- He has a professional membership association with the Turkish Neurosurgery Association Membership, Pediatric Neurosurgery Education Group, and Member of European Pediatric Neurosurgery Association.
- His area of interest reclines in treatment of Attention Deficit Hyperactivity Disorder, Autism, Autism Spectrum Disorder, Cerebral Aneurysms, Cerebral Arteriosclerosis, Cerebral Atrophy, Monomelic Amyotrophy, and Motor Neuron Diseases.
- In 1999, he also worked as Associate Professor and in 2008, he got the title of Professor.
- Prof. Dr.Ahmet Colak has also various publications in both International as well as national journals.
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Dr. Ahmet Alanay
Spine Surgeon
- Dr. Ahmet Alanay is a renowned Spine Surgeon, Orthopaedist and Traumatologist, practicing successfully for more than 23 years.
- His area of specialization covers Paediatric and Adult Spinal Disorders.
- He is skilled in surgeries for spinal deformities, Scoliosis and Kyphosis, etc.
- He is instrumental in introducing new approaches of spine surgery such as Vertebroplasty technique for vertebral fractures, Neuro-monitorization technique for scoliosis surgeries, magnetically controlled growing rods for early-onset Scoliosis and Anterior Thoracoscopic tethering technique for scoliosis treatment in Turkey.
- He is also engaged in training future surgeons across the globe.
- He has also received numerous National and International awards for his contribution to spine surgery.
- The doctor is a member of several prestigious associations that are: Spine Society of Europe, Spine / Advisory Board Member, European Federation of Orthopaedics and Traumatology, American Bone and Joint Society, Spine deformity / Editorial Board, American Academy of Orthopaedic Surgeons, Turkish Orthopaedics and Traumatology Association, Scoliosis Research Society, North American Spine Society, JBJS Reviews / Editorial Board Member, Associate Editor of Spine Surgery, Turkish Spine Society and European Spine Journal / Advisory Board.
- He is also the Founder Member of the European Spinal Study Group (ESSG).
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- Dr. Ahmet Alanay is a renowned Spine Surgeon, Orthopaedist and Traumatologist, practicing successfully for more than 23 years.
- His area of specialization covers Paediatric and Adult Spinal Disorders.
- He is skilled in surgeries for spinal deformities, Scoliosis and Kyphosis, etc.
- He is instrumental in introducing new approaches of spine surgery such as Vertebroplasty technique for vertebral fractures, Neuro-monitorization technique for scoliosis surgeries, magnetically controlled growing rods for early-onset Scoliosis and Anterior Thoracoscopic tethering technique for scoliosis treatment in Turkey.
- He is also engaged in training future surgeons across the globe.
- He has also received numerous National and International awards for his contribution to spine surgery.
- The doctor is a member of several prestigious associations that are: Spine Society of Europe, Spine / Advisory Board Member, European Federation of Orthopaedics and Traumatology, American Bone and Joint Society, Spine deformity / Editorial Board, American Academy of Orthopaedic Surgeons, Turkish Orthopaedics and Traumatology Association, Scoliosis Research Society, North American Spine Society, JBJS Reviews / Editorial Board Member, Associate Editor of Spine Surgery, Turkish Spine Society and European Spine Journal / Advisory Board.
- He is also the Founder Member of the European Spinal Study Group (ESSG).

Dr. Mustafa Onoz
Neurosurgeon
- Dr. Mustafa Onoz is a Neurosurgeon of high acclaim practicing successfully for more than 21 years.
- He is proficient in performing Spine surgery, Brain Tumour Surgery, Skull Base Surgery, Minimally Invasive Spine Surgery, Trauma Surgery, and Paediatric Neurosurgery, etc.
- He has attended several conferences, meetings, and vocational training and courses.
- He is a member of prestigious associations such as the Turkish Medical Association and Istanbul Medical Chamber.
- He takes interest in research and has several scientific publications to his credit in National and International journals.
- He completed Medical Doctor Education from Istanbul University Cerrahpasa Faculty of Medicine in 1997. Thereafter, he did Postgraduation in Neurosurgery from Istanbul Medeniyet University - Goztepe Education and Research Hospital in 2012.
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- Dr. Mustafa Onoz is a Neurosurgeon of high acclaim practicing successfully for more than 21 years.
- He is proficient in performing Spine surgery, Brain Tumour Surgery, Skull Base Surgery, Minimally Invasive Spine Surgery, Trauma Surgery, and Paediatric Neurosurgery, etc.
- He has attended several conferences, meetings, and vocational training and courses.
- He is a member of prestigious associations such as the Turkish Medical Association and Istanbul Medical Chamber.
- He takes interest in research and has several scientific publications to his credit in National and International journals.
- He completed Medical Doctor Education from Istanbul University Cerrahpasa Faculty of Medicine in 1997. Thereafter, he did Postgraduation in Neurosurgery from Istanbul Medeniyet University - Goztepe Education and Research Hospital in 2012.

M.D. Erel Ulug
Neurosurgeon
- M.D. Erel Ulug is a renowned Neurosurgeon at Medical Park Hospital, Izmir.
- His area of interest lies in Spinal and Peripheral Nerve Surgery.
- After completing his graduation from Ege University, M.D. Erel Ulug completed his Medical Doctor training followed by post-graduation from Tepecik Training and Research Hospital from the Department of Brain and Nerve Surgery under Chief: Prof. Dr. Nurcan ÖZDAMAR.
- M.D. Erel Ulug worked in various private hospitals and medical centers in the Emergency department during 1999-2000.
- M.D. Erel Ulug completed his military service from Karabük from 2002-2004.
- During 2004-2010, M.D. Erel Ulug worked in the Department of Brain and Nerve Surgery at Tepecik Training and Research Hospital, Izmir.
- M.D. Erel Ulug worked as a Brain and Nerve Surgery Specialist at Tokat/Niksar State Hospital, private clinic, and Karacabey (Bursa) State Hospital.
- M.D. Erel Ulug is an active member of the Turkish Medical Association.
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- M.D. Erel Ulug is a renowned Neurosurgeon at Medical Park Hospital, Izmir.
- His area of interest lies in Spinal and Peripheral Nerve Surgery.
- After completing his graduation from Ege University, M.D. Erel Ulug completed his Medical Doctor training followed by post-graduation from Tepecik Training and Research Hospital from the Department of Brain and Nerve Surgery under Chief: Prof. Dr. Nurcan ÖZDAMAR.
- M.D. Erel Ulug worked in various private hospitals and medical centers in the Emergency department during 1999-2000.
- M.D. Erel Ulug completed his military service from Karabük from 2002-2004.
- During 2004-2010, M.D. Erel Ulug worked in the Department of Brain and Nerve Surgery at Tepecik Training and Research Hospital, Izmir.
- M.D. Erel Ulug worked as a Brain and Nerve Surgery Specialist at Tokat/Niksar State Hospital, private clinic, and Karacabey (Bursa) State Hospital.
- M.D. Erel Ulug is an active member of the Turkish Medical Association.

Prof. Hasan Ozgur Ozdemir
Neurosurgeon
- Professor Dr. Hasan Özgür ÖZDEMİR is a coveted Neurosurgeon at Medical Park Hospital, Antalya.
- His area of interest lies in Lumbar Hernia, Neck Hernia, Endoscopic Brain Surgery, Brain & Vascular Aneurysm Surgery, Spine Tumors, Spine Fractures, and Brain Tumors.
- After successfully completing his undergraduate studies, Professor Dr. Hasan Özgür ÖZDEMİR achieved his medical degree from Hacettepe University in 1995 and received the title of ‘Doctor of Medicine’.
- Professor Dr. Hasan Özgür ÖZDEMİR completed his specialization in Brain and Nerve Surgery in 2002.
- Professor Dr. Hasan Özgür ÖZDEMİR has worked in the Department of Neurosurgery in Baskent University during 2000-2017.
- In 2008, Professor Dr. Hasan Özgür ÖZDEMİR received a proficiency certificate in Turkish Neurological Society board exam and achieved the title of ‘Associate Professor’ in 2012.
- In 2019, Professor Dr. Hasan Özgür ÖZDEMİR was appointed as a Professor in Neurosurgery Department in Istinye University.
- Professor Dr. Hasan Özgür ÖZDEMİR has achieved certifications from various prestigious institutions.
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- Professor Dr. Hasan Özgür ÖZDEMİR is a coveted Neurosurgeon at Medical Park Hospital, Antalya.
- His area of interest lies in Lumbar Hernia, Neck Hernia, Endoscopic Brain Surgery, Brain & Vascular Aneurysm Surgery, Spine Tumors, Spine Fractures, and Brain Tumors.
- After successfully completing his undergraduate studies, Professor Dr. Hasan Özgür ÖZDEMİR achieved his medical degree from Hacettepe University in 1995 and received the title of ‘Doctor of Medicine’.
- Professor Dr. Hasan Özgür ÖZDEMİR completed his specialization in Brain and Nerve Surgery in 2002.
- Professor Dr. Hasan Özgür ÖZDEMİR has worked in the Department of Neurosurgery in Baskent University during 2000-2017.
- In 2008, Professor Dr. Hasan Özgür ÖZDEMİR received a proficiency certificate in Turkish Neurological Society board exam and achieved the title of ‘Associate Professor’ in 2012.
- In 2019, Professor Dr. Hasan Özgür ÖZDEMİR was appointed as a Professor in Neurosurgery Department in Istinye University.
- Professor Dr. Hasan Özgür ÖZDEMİR has achieved certifications from various prestigious institutions.

DR. ZAFER ORKUN TOKTAŞ
Neurosurgeon
- DR. ZAFER ORKUN TOKTAŞ is a reputable neurologist and has an experience of more than 17 years.
- Most of this work is devoted to enhancing the fitness of populations via the development of new strategies and strategies with the intention to help do away with certain health disorders.
- He has expertise in Glioma, Spinal surgery, Herniated disc, Neck hernia, Cerebral hemorrhage, Head injuries, Spinal surgery, and Hydrocephalus.
- In 2014, Assoc. Dr. Zafer Orkun Toktaş performed scientific studies on spinal cord tumors at Harvard University.
- He has many scientific publications in both International as well as national journals.
- He has a medical membership association with Turkish Neurosurgery Association, Turkish Neurosurgical Society Spinal & Peripheral Nerve Surgery Group, Turkish Spine Association, North American Spine Society, and Nervous System Surgery Association.
- His research interest lies in neurodegenerative diseases.
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- DR. ZAFER ORKUN TOKTAŞ is a reputable neurologist and has an experience of more than 17 years.
- Most of this work is devoted to enhancing the fitness of populations via the development of new strategies and strategies with the intention to help do away with certain health disorders.
- He has expertise in Glioma, Spinal surgery, Herniated disc, Neck hernia, Cerebral hemorrhage, Head injuries, Spinal surgery, and Hydrocephalus.
- In 2014, Assoc. Dr. Zafer Orkun Toktaş performed scientific studies on spinal cord tumors at Harvard University.
- He has many scientific publications in both International as well as national journals.
- He has a medical membership association with Turkish Neurosurgery Association, Turkish Neurosurgical Society Spinal & Peripheral Nerve Surgery Group, Turkish Spine Association, North American Spine Society, and Nervous System Surgery Association.
- His research interest lies in neurodegenerative diseases.

- Dr. Selman DOĞAN is a renowned Orthopedist at Hisar Intercontinental Hospital, Istanbul.
- He has several years of experience in treating and managing skeletal deformities.
- Prior to working with Hisar Intercontinental Hospital, he has been associated with several medical institutions in the past.
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- Dr. Selman DOĞAN is a renowned Orthopedist at Hisar Intercontinental Hospital, Istanbul.
- He has several years of experience in treating and managing skeletal deformities.
- Prior to working with Hisar Intercontinental Hospital, he has been associated with several medical institutions in the past.

Dr. John Tokmak
Neurosurgeon
- Dr. John Tokmak is a highly skilled and prominent Neurosurgeon with 21+ years of experience.
- He completed his graduation from the Ministry of Health Istanbul Okmeydani Education Research Hospital, in 2001.
- Dr. John Tokmak specializes in the surgical treatment of neurological disorders and has operated on a large number of diseases.
- He is a proud member of the Turkish Neuroir Association, Turkish Medical Association, and Turkish Neuroirurgy Association Spinal And Periferic Nerve Group.
- Dr. John Tokmak performs several popular procedures including Deep Brain Stimulation, Brain Tumour Treatment, Craniotomy, and many more.
- He is well trained to handle even the most complex cases with minimal invasion and the highest safety.
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- Dr. John Tokmak is a highly skilled and prominent Neurosurgeon with 21+ years of experience.
- He completed his graduation from the Ministry of Health Istanbul Okmeydani Education Research Hospital, in 2001.
- Dr. John Tokmak specializes in the surgical treatment of neurological disorders and has operated on a large number of diseases.
- He is a proud member of the Turkish Neuroir Association, Turkish Medical Association, and Turkish Neuroirurgy Association Spinal And Periferic Nerve Group.
- Dr. John Tokmak performs several popular procedures including Deep Brain Stimulation, Brain Tumour Treatment, Craniotomy, and many more.
- He is well trained to handle even the most complex cases with minimal invasion and the highest safety.

Dr. Saim Castle
Neurosurgeon
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Dr. Saim Castle is one of the eminent Neurosurgeons in Turkey with 33+ years in the field.
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He is highly experienced in treating various diseases and disorders of the nervous system such as Brain Tumor and Cancer, Spine and Brain Injury, Spondylolisthesis, Parkinson’s disease, etc.
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He graduated from Karadeniz Technical University Faculty of Medicine in 1989 and completed further education at SSK Okmeydani Education Hospital in 1998. Thereafter he gained working experience in multiple hospitals as a Neurosurgeon.
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He specializes in procedures of Brain cancer treatments, Microdiscectomy, Spinal Fusion, and many others.
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Mr. Castle performs surgery for dynamic neurological problems, syndromes, and birth defects from mild to severe. He operates with all medical protocols prioritizing patient safety.
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He serves the patient with a team of highly experienced physicians and is professional in handling even complicated cases with the highest precision.
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Dr. Saim Castle is one of the eminent Neurosurgeons in Turkey with 33+ years in the field.
He is highly experienced in treating various diseases and disorders of the nervous system such as Brain Tumor and Cancer, Spine and Brain Injury, Spondylolisthesis, Parkinson’s disease, etc.
He graduated from Karadeniz Technical University Faculty of Medicine in 1989 and completed further education at SSK Okmeydani Education Hospital in 1998. Thereafter he gained working experience in multiple hospitals as a Neurosurgeon.
He specializes in procedures of Brain cancer treatments, Microdiscectomy, Spinal Fusion, and many others.
Mr. Castle performs surgery for dynamic neurological problems, syndromes, and birth defects from mild to severe. He operates with all medical protocols prioritizing patient safety.
He serves the patient with a team of highly experienced physicians and is professional in handling even complicated cases with the highest precision.
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Dr. Saim Castle is one of the eminent Neurosurgeons in Turkey with 33+ years in the field.
-
He is highly experienced in treating various diseases and disorders of the nervous system such as Brain Tumor and Cancer, Spine and Brain Injury, Spondylolisthesis, Parkinson’s disease, etc.
-
He graduated from Karadeniz Technical University Faculty of Medicine in 1989 and completed further education at SSK Okmeydani Education Hospital in 1998. Thereafter he gained working experience in multiple hospitals as a Neurosurgeon.
-
He specializes in procedures of Brain cancer treatments, Microdiscectomy, Spinal Fusion, and many others.
-
Mr. Castle performs surgery for dynamic neurological problems, syndromes, and birth defects from mild to severe. He operates with all medical protocols prioritizing patient safety.
-
He serves the patient with a team of highly experienced physicians and is professional in handling even complicated cases with the highest precision.
Showing 1–12 of 12 doctors
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