The 20 Best RASopathies Doctors Near Me in Istanbul, TR

Find the Top RASopathies Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 50 doctor with experience in RASopathies near Istanbul, TR. Of these, 49 are Experienced and 1 are Advanced.

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50 providers found
    Advanced in RASopathies

    Serap D. Turan
    Advanced in RASopathies

    Serap D. Turan
    Referral may be required
    Istanbul, TR 

    Serap Turan practices practicing medicine in Istanbul, Turkey. Turan is rated as an Advanced expert by MediFind in the treatment of RASopathies. They are also highly rated in 50 other conditions, according to our data. Their clinical expertise encompasses Pycnodysostosis, Albright's Hereditary Osteodystrophy, Pseudohypoparathyroidism, Precocious Puberty, and Adenoidectomy.

    Experienced in RASopathies

    Beyhan Tuysuz-Beyer
    Experienced in RASopathies

    Beyhan Tuysuz-Beyer
    Referral may be required
    Istanbul, TR 

    Beyhan Tuysuz-Beyer practices practicing medicine in Istanbul, Turkey. Tuysuz-Beyer is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 50 other conditions, according to our data. Their clinical expertise encompasses Congenital Contractures, Arthrogryposis Multiplex Congenita, X-Linked Spondyloepiphyseal Dysplasia Tarda, and Chondrodystrophy.

    Experienced in RASopathies

    Feyza Darendeliler
    Experienced in RASopathies

    Feyza Darendeliler
    Referral may be required
    Istanbul, TR 

    Feyza Darendeliler practices practicing medicine in Istanbul, Turkey. Ms. Darendeliler is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 40 other conditions, according to our data. Her clinical expertise encompasses Intersex, Turner Syndrome, Precocious Puberty, Hormone Replacement Therapy (HRT), and Thyroidectomy.

    Are you looking for a specific type of RASopathies?

    Common conditions include: Cardiofaciocutaneous Syndrome, Cardiomyopathic Lentiginosis, Costello Syndrome, Legius Syndrome, Noonan Syndrome

    Learn about our expert tiers
    Experienced in RASopathies

    Alper Gezdirici
    Experienced in RASopathies

    Alper Gezdirici
    Referral may be required
    Basaksehir, TR 

    Alper Gezdirici practices practicing medicine in Basaksehir, Turkey. Mr. Gezdirici is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Cutis Laxa, Congenital Contractures, Arthrogryposis Multiplex Congenita, and Robinow Syndrome.

    Experienced in RASopathies

    Elif Y. Gulec
    Experienced in RASopathies

    Elif Y. Gulec
    Referral may be required
    Istanbul, TR 

    Elif Gulec practices practicing medicine in Istanbul, Turkey. Ms. Gulec is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Cutis Laxa, Multiple Synostoses Syndrome 1, Fetal Cystic Hygroma, and Autosomal Recessive Cutis Laxa Type 1.

    Experienced in RASopathies

    Hatip U. Aydin
    Experienced in RASopathies

    Hatip U. Aydin
    Referral may be required
    Zeynep Kamil, TR 

    Hatip Aydin practices practicing medicine in Zeynep Kamil, Turkey. Aydin is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Epicanthal Folds, Congenital Contractures, Arthrogryposis Multiplex Congenita, and Chromosome 13q Deletion.

    Experienced in RASopathies

    Sefika I. Karadag-Kokcu
    Experienced in RASopathies

    Sefika I. Karadag-Kokcu
    Referral may be required
    Prof. Dr. Cemil Tascioglu City Hospital, 
    Istanbul, TR 

    Sefika Karadag-Kokcu practices practicing medicine in Istanbul, Turkey. Karadag-Kokcu is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Munchausen Syndrome by Proxy, Cardiofaciocutaneous Syndrome, Primary Immunodeficiency (PID), and Ectodermal Dysplasias.

    Experienced in RASopathies

    Ercan A. Ayaz
    Experienced in RASopathies

    Ercan A. Ayaz
    Referral may be required
    Basaksehir, TR 

    Ercan Ayaz practices practicing medicine in Basaksehir, Turkey. Ayaz is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Chemical Pneumonitis, Exogenous Lipoid Pneumonia, Congenital Mesoblastic Nephroma, Orchiectomy, and Stent Placement.

    Experienced in RASopathies

    Yasemin Demirkol-Kendir
    Experienced in RASopathies

    Yasemin Demirkol-Kendir
    Referral may be required
    Umraniye, TR 

    Yasemin Demirkol-Kendir practices practicing medicine in Umraniye, Turkey. Ms. Demirkol-Kendir is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Griscelli Syndrome, Kniest Dysplasia, Pignata Guarino Syndrome, and Adrenal Insufficiency Pediatric.

    Experienced in RASopathies

    Bengisu Menentoglu
    Experienced in RASopathies

    Bengisu Menentoglu
    Referral may be required
    Istanbul, TR 

    Bengisu Menentoglu practices practicing medicine in Istanbul, Turkey. Menentoglu is rated as an Experienced expert by MediFind in the treatment of RASopathies. Their clinical expertise encompasses Familial Mediterranean Fever, RASopathies, Tension Headache, and Raynaud Phenomenon.

    Experienced in RASopathies

    Dilek Alkaya-Uludag
    Experienced in RASopathies

    Dilek Alkaya-Uludag
    Referral may be required
    Istanbul, TR 

    Dilek Alkaya-Uludag practices practicing medicine in Istanbul, Turkey. Ms. Alkaya-Uludag is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Camptodactyly Fibrous Tissue Hyperplasia Skeletal Dysplasia, Camptodactyly Syndrome Guadalajara Type 1, Camptodactyly Syndrome Guadalajara Type 2, and Camptodactyly Taurinuria.

    Experienced in RASopathies

    Gozde Yesil
    Experienced in RASopathies

    Gozde Yesil
    Referral may be required
    Istanbul, TR 

    Gozde Yesil practices practicing medicine in Istanbul, Turkey. Yesil is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 21 other conditions, according to our data. Their clinical expertise encompasses Progressive Myoclonic Epilepsy, Brachydactyly Mononen Type, Swyer Syndrome, and Isolated ACTH Deficiency.

    Experienced in RASopathies

    Sukran Poyrazoglu
    Experienced in RASopathies

    Sukran Poyrazoglu
    Referral may be required
    Istanbul, TR 

    Sukran Poyrazoglu practices practicing medicine in Istanbul, Turkey. Poyrazoglu is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 31 other conditions, according to our data. Their clinical expertise encompasses Intersex, Turner Syndrome, Congenital Adrenal Hyperplasia (CAH), Hormone Replacement Therapy (HRT), and Thyroidectomy.

    Experienced in RASopathies

    Firdevs Bas
    Experienced in RASopathies

    Firdevs Bas
    Referral may be required
    Istanbul, TR 

    Firdevs Bas practices practicing medicine in Istanbul, Turkey. Bas is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 37 other conditions, according to our data. Their clinical expertise encompasses Intersex, Turner Syndrome, Precocious Puberty, Hormone Replacement Therapy (HRT), and Thyroidectomy.

    Experienced in RASopathies

    Gonul Catlı
    Experienced in RASopathies

    Gonul Catlı
    Referral may be required
    Istinye, TR 

    Gonul Catlı practices practicing medicine in Istinye, Turkey. Catlı is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 18 other conditions, according to our data. Their clinical expertise encompasses Obesity in Children, Intersex, Congenital Hyperinsulinism, and Hypothyroidism.

    Experienced in RASopathies

    Abdullah Bereket
    Experienced in RASopathies

    Abdullah Bereket
    Referral may be required
    Istanbul, TR 

    Abdullah Bereket practices practicing medicine in Istanbul, Turkey. Mr. Bereket is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Precocious Puberty, Intersex, Turner Syndrome, and Pycnodysostosis.

    Experienced in RASopathies

    Enver K. Simsek
    Experienced in RASopathies

    Enver K. Simsek
    Referral may be required
    Yildiz, TR 

    Enver Simsek practices practicing medicine in Yildiz, Turkey. Mr. Simsek is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Intersex, Swyer Syndrome, Turner Syndrome, Congenital Adrenal Hyperplasia (CAH), and Hormone Replacement Therapy (HRT).

    Experienced in RASopathies

    Ruveyde Bundak
    Experienced in RASopathies

    Ruveyde Bundak
    Referral may be required
    Istanbul, TR 

    Ruveyde Bundak practices practicing medicine in Istanbul, Turkey. Bundak is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 13 other conditions, according to our data. Their clinical expertise encompasses Intersex, Precocious Puberty, Turner Syndrome, Congenital Hyperinsulinism, and Hormone Replacement Therapy (HRT).

    Experienced in RASopathies

    Zeynep Atay
    Experienced in RASopathies

    Zeynep Atay
    Referral may be required
    Ihlas Marmara Evleri - I. Kisim, TR 

    Zeynep Atay practices practicing medicine in Ihlas Marmara Evleri - I. Kisim, Turkey. Ms. Atay is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Pycnodysostosis, Precocious Puberty, Hypothyroidism, and Adrenal Insufficiency Pediatric.

    Experienced in RASopathies

    Gamze Guler-Babur
    Experienced in RASopathies

    Gamze Guler-Babur
    Referral may be required
    Istanbul, TR 

    Gamze Guler-Babur practices practicing medicine in Istanbul, Turkey. Guler-Babur is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Hypertrophic Cardiomyopathy (HCM), Cardiomyopathy, Mitral Stenosis, Cardiac Tamponade, and Cardiac Ablation.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 50

    Last Updated: 06/30/2026

    What is the definition of RASopathies?

    RASopathies are a group of rare syndromes causes by mutations in the genes that make proteins for the Ras/MAPK cell signaling pathway. This pathway controls cell functions such as cell growth, cell maturation, and cell death. There are several types of RASopathy syndromes, including cardiofaciocutaneous syndrome, Costello syndrome, Legius syndrome, neurofibromatosis type 1, Noonan syndrome, and capillary malformation-arteriovenous malformation syndrome.

    When should I see a RASopathies doctor in Istanbul, TR?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a RASopathies doctor in Istanbul, TR?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best RASopathies doctor in Istanbul, TR?

    You can find a RASopathies doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank RASopathies doctors in Istanbul, TR?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by RASopathies doctors in Istanbul, TR?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a RASopathies doctor in Istanbul, TR?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the RASopathies doctor search results page. 

    Why is it important to get a second opinion from a different RASopathies doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a RASopathies doctor in Istanbul, TR?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my RASopathies doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my RASopathies doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female RASopathies doctors in Istanbul, TR?

    Look for the filter feature on the left side of the RASopathies doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a RASopathies doctor that offers video calls?

    Look for the filter feature on the left-side of the RASopathies doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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