The 20 Best Common Variable Immune Deficiency Doctors Near Me in Istanbul, TR

Find the Top Common Variable Immune Deficiency Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 30 doctor with experience in Common Variable Immune Deficiency near Istanbul, TR. Of these, 29 are Experienced and 1 are Advanced.

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30 providers found
    Advanced in Common Variable Immune Deficiency

    Elif Karakoc-Aydiner
    Advanced in Common Variable Immune Deficiency

    Elif Karakoc-Aydiner
    Referral may be required
    Ihlas Marmara Evleri - I. Kisim, TR 

    Elif Karakoc-Aydiner practices practicing medicine in Ihlas Marmara Evleri - I. Kisim, Turkey. Ms. Karakoc-Aydiner is rated as an Advanced expert by MediFind in the treatment of Common Variable Immune Deficiency. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Primary Immunodeficiency (PID), IPEX Syndrome, Ataxia-Telangiectasia, Thymectomy, and Bone Marrow Transplant.

    Experienced in Common Variable Immune Deficiency

    Safa A. Baris
    Experienced in Common Variable Immune Deficiency

    Safa A. Baris
    Referral may be required
    Ihlas Marmara Evleri - I. Kisim, TR 

    Safa Baris practices practicing medicine in Ihlas Marmara Evleri - I. Kisim, Turkey. Ms. Baris is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses Primary Immunodeficiency (PID), IPEX Syndrome, Ataxia-Telangiectasia, Bone Marrow Transplant, and Thymectomy.

    Experienced in Common Variable Immune Deficiency

    Abdullah Baysan
    Experienced in Common Variable Immune Deficiency

    Abdullah Baysan
    Referral may be required
    Istanbul, TR 

    Abdullah Baysan practices practicing medicine in Istanbul, Turkey. Mr. Baysan is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. His clinical expertise encompasses Common Variable Immune Deficiency.

    Learn about our expert tiers
    Experienced in Common Variable Immune Deficiency

    Isil B. Barlan
    Experienced in Common Variable Immune Deficiency

    Isil B. Barlan
    Referral may be required
    Ihlas Marmara Evleri - I. Kisim, TR 

    Isil Barlan practices practicing medicine in Ihlas Marmara Evleri - I. Kisim, Turkey. Barlan is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. Their clinical expertise encompasses Common Variable Immune Deficiency, Severe Combined Immunodeficiency (SCID), Infantile Neutropenia, and Agranulocytosis.

    Experienced in Common Variable Immune Deficiency

    Sinem Firtina
    Experienced in Common Variable Immune Deficiency

    Sinem Firtina
    Referral may be required
    Istanbul, TR 

    Sinem Firtina practices practicing medicine in Istanbul, Turkey. Ms. Firtina is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Severe Combined Immunodeficiency (SCID), Spondyloenchondrodysplasia, Acute Lymphoblastic Leukemia (ALL), and Spondyloepimetaphyseal Dysplasia Strudwick Type.

    Experienced in Common Variable Immune Deficiency

    Ahmet O. Ozen
    Experienced in Common Variable Immune Deficiency

    Ahmet O. Ozen
    Referral may be required
    Istanbul, TR 

    Ahmet Ozen practices practicing medicine in Istanbul, Turkey. Mr. Ozen is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Primary Immunodeficiency (PID), Hyper IgE Syndrome, Autosomal Dominant Hyper IgE Syndrome, Bone Marrow Transplant, and Thymectomy.

    Experienced in Common Variable Immune Deficiency

    Ayca Kiykim
    Experienced in Common Variable Immune Deficiency

    Ayca Kiykim
    Referral may be required
    Istanbul, TR 

    Ayca Kiykim practices practicing medicine in Istanbul, Turkey. Kiykim is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 11 other conditions, according to our data. Their clinical expertise encompasses Primary Immunodeficiency (PID), Autosomal Dominant Hyper IgE Syndrome, Hyper IgE Syndrome, Severe Combined Immunodeficiency (SCID), and Bone Marrow Transplant.

    Experienced in Common Variable Immune Deficiency

    Mehmet H. Celiksoy
    Experienced in Common Variable Immune Deficiency

    Mehmet H. Celiksoy
    Referral may be required
    Basaksehir, TR 

    Mehmet Celiksoy practices practicing medicine in Basaksehir, Turkey. Mr. Celiksoy is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Leukocyte Adhesion Deficiency Type 1, Proctitis, Ataxia-Telangiectasia, and X-Linked Agammaglobulinemia.

    Experienced in Common Variable Immune Deficiency

    Serdar Nepesov
    Experienced in Common Variable Immune Deficiency

    Serdar Nepesov
    Referral may be required
    Fatih, TR 

    Serdar Nepesov practices practicing medicine in Fatih, Turkey. Mr. Nepesov is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Pignata Guarino Syndrome, Familial Chronic Mucocutaneous Candidiasis, Idiopathic Neutropenia, Infantile Neutropenia, and Bone Marrow Transplant.

    Experienced in Common Variable Immune Deficiency

    Betigul Ongen
    Experienced in Common Variable Immune Deficiency

    Betigul Ongen
    Referral may be required
    Istanbul, TR 

    Betigul Ongen practices practicing medicine in Istanbul, Turkey. Ongen is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. Their clinical expertise encompasses Campylobacter Infection, Diarrhea, Common Variable Immune Deficiency, and Sepsis.

    Experienced in Common Variable Immune Deficiency

    Yildiz Camcioglu
    Experienced in Common Variable Immune Deficiency

    Yildiz Camcioglu
    Referral may be required
    Fatih, TR 

    Yildiz Camcioglu practices practicing medicine in Fatih, Turkey. Camcioglu is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Brain Abscess, Brucellosis, Autosomal Dominant Hyper IgE Syndrome, and Hyper IgE Syndrome.

    Experienced in Common Variable Immune Deficiency

    Muge Sayitoglu
    Experienced in Common Variable Immune Deficiency

    Muge Sayitoglu
    Referral may be required
    Istanbul, TR 

    Muge Sayitoglu practices practicing medicine in Istanbul, Turkey. Sayitoglu is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Severe Combined Immunodeficiency (SCID), Acute Lymphoblastic Leukemia (ALL), Leukemia, Immunodeficiency with Hyper IgM Type 1, and Splenectomy.

    Experienced in Common Variable Immune Deficiency

    Haluk C. Cokugras
    Experienced in Common Variable Immune Deficiency

    Haluk C. Cokugras
    Referral may be required
    Istanbul, TR 

    Haluk Cokugras practices practicing medicine in Istanbul, Turkey. Cokugras is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 8 other conditions, according to our data. Their clinical expertise encompasses Cystic Fibrosis, Congenital Plasminogen Deficiency, Asthma in Children, and Pignata Guarino Syndrome.

    Experienced in Common Variable Immune Deficiency

    Cevdet Ozdemir
    Experienced in Common Variable Immune Deficiency

    Cevdet Ozdemir
    Referral may be required
    Istanbul, TR 

    Cevdet Ozdemir practices practicing medicine in Istanbul, Turkey. Ozdemir is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Hives, Asthma, Anaphylaxis, and Chronic Spontaneous Urticaria (CSU).

    Experienced in Common Variable Immune Deficiency

    Metin Y. Gelmez
    Experienced in Common Variable Immune Deficiency

    Metin Y. Gelmez
    Referral may be required
    Istanbul, TR 

    Metin Gelmez practices practicing medicine in Istanbul, Turkey. Mr. Gelmez is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Multisystem Inflammatory Syndrome in Children (MIS-C), Small Lymphocytic Lymphoma (SLL), Chronic Lymphocytic Leukemia (CLL), and Chronic B-Cell Leukemia (CBCL).

    Experienced in Common Variable Immune Deficiency

    Gunnur Deniz
    Experienced in Common Variable Immune Deficiency

    Gunnur Deniz
    Referral may be required
    Istanbul, TR 

    Gunnur Deniz practices practicing medicine in Istanbul, Turkey. Mr. Deniz is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Behcet Disease, Multisystem Inflammatory Syndrome in Children (MIS-C), Uveitis, and Vasculitis.

    Experienced in Common Variable Immune Deficiency

    Nilgun O. Akdeniz
    Experienced in Common Variable Immune Deficiency

    Nilgun O. Akdeniz
    Referral may be required
    Istanbul, TR 

    Nilgun Akdeniz practices practicing medicine in Istanbul, Turkey. Akdeniz is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. Their clinical expertise encompasses Mouth Sores, Mouth Ulcers, Ataxia-Telangiectasia, and Relapsing Multiple Sclerosis (RMS).

    Experienced in Common Variable Immune Deficiency

    Fatih D. Aygun
    Experienced in Common Variable Immune Deficiency

    Fatih D. Aygun
    Referral may be required
    Istanbul, TR 

    Fatih Aygun practices practicing medicine in Istanbul, Turkey. Mr. Aygun is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Multisystem Inflammatory Syndrome in Children (MIS-C), Pyomyositis, Maple Syrup Urine Disease, and Diabetic Ketoacidosis.

    Experienced in Common Variable Immune Deficiency

    Zeynep T. Sarikaya
    Experienced in Common Variable Immune Deficiency

    Zeynep T. Sarikaya
    Referral may be required
    Basaksehir, TR 

    Zeynep Sarikaya practices practicing medicine in Basaksehir, Turkey. Ms. Sarikaya is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. Her clinical expertise encompasses Osmotic Diuresis, Metabolic Acidosis, Low Blood Pressure, and Diabetic Ketoacidosis.

    Experienced in Common Variable Immune Deficiency

    Sengul Beyaz
    Experienced in Common Variable Immune Deficiency

    Sengul Beyaz
    Referral may be required
    Istanbul, TR 

    Sengul Beyaz practices practicing medicine in Istanbul, Turkey. Beyaz is rated as an Experienced expert by MediFind in the treatment of Common Variable Immune Deficiency. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Hives, Chronic Spontaneous Urticaria (CSU), Anaphylaxis, and Mast Cell Activation Syndrome (MCAS).

    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.
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    Last Updated: 06/30/2026

    What is the definition of Common Variable Immune Deficiency?

    Common variable immune deficiency (CVID) is a disorder that impairs the immune system. People with CVID are highly susceptible to infection from foreign invaders such as bacteria, or more rarely, viruses and often develop recurrent infections, particularly in the lungs, sinuses, and ears. Pneumonia is common in people with CVID. Over time, recurrent infections can lead to chronic lung disease. Affected individuals may also experience infection or inflammation of the gastrointestinal tract, which can cause diarrhea and weight loss. Abnormal accumulation of immune cells causes enlarged lymph nodes (lymphadenopathy) or an enlarged spleen (splenomegaly) in some people with CVID. Immune cells can accumulate in other organs, forming small lumps called granulomas.

    When should I see a Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency doctor in Istanbul, TR?

    You can find a Common Variable Immune Deficiency doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency 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 Common Variable Immune Deficiency doctors in Istanbul, TR?

    Look for the filter feature on the left side of the Common Variable Immune Deficiency 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 Common Variable Immune Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Common Variable Immune Deficiency 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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