The 20 Best Factor 11 Deficiency Doctors Near Me in New Hyde Park, NY

Find the Top Factor 11 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 164 doctor with experience in Factor 11 Deficiency near New Hyde Park, NY. Of these, 137 are Experienced, 23 are Advanced, 3 are Distinguished and 1 are Elite.

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164 providers found
    Elite in Factor 11 Deficiency
    Elite in Factor 11 Deficiency
    Referral may be required

    Mount Sinai West

    1000 10th Ave Ste 3A-35, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lawrence Cytryn is a Hematologist practicing medicine in New York, New York. Dr. Cytryn is rated as an Elite provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Factor 11 Deficiency, Sickle Cell Disease, Acquired Agranulocytosis, and Idiopathic Neutropenia. Dr. Cytryn is currently accepting new patients.

    Distinguished in Factor 11 Deficiency
    Distinguished in Factor 11 Deficiency
    Referral may be required

    The Ruttenberg Treatment Center

    1470 Madison Ave, 
    New York, NY 
    Languages Spoken:
    English

    Kevin Troy is a Hematologist practicing medicine in New York, New York. Dr. Troy is rated as a Distinguished provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 64 other conditions, according to our data. His clinical expertise encompasses Factor 11 Deficiency, Thrombocytopenia, Idiopathic Neutropenia, Shwartzman Phenomenon, and Bone Marrow Aspiration.

    Distinguished in Factor 11 Deficiency
    Internal Medicine
    Distinguished in Factor 11 Deficiency
    Internal Medicine

    Memorial Sloan Kettering Cancer Center

    530 East 74th Street, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sridevi Rajeeve is a primary care provider, practicing in Internal Medicine in New York, New York. Dr. Rajeeve is rated as a Distinguished provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Factor 11 Deficiency, Multiple Myeloma, Relapsed Refractory Multiple Myeloma (RRMM), and Hodgkin Lymphoma. Dr. Rajeeve is board certified in Hematology and American Board Of Internal Medicine . Dr. Rajeeve is currently accepting new patients.

    Learn about our expert tiers
    Distinguished in Factor 11 Deficiency
    Hematology | Oncology
    Distinguished in Factor 11 Deficiency
    Hematology | Oncology
    Referral may be required

    Lower Manhattan Hematology & Oncology

    156 William St Fl 6, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Raymond Pastore is a Hematologist and an Oncologist practicing medicine in New York, New York. Dr. Pastore is rated as a Distinguished provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Polycythemia Vera, Blood Clots, Factor 11 Deficiency, Immune Thrombocytopenic Purpura (ITP), and Bone Marrow Aspiration. Dr. Pastore is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Northwell Health Concierge Services At Harrison

    440 Mamaroneck Avenue, Suite 400, 
    Harrison, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Barbara Alpert is a primary care provider, practicing in Internal Medicine in Harrison, New York. Dr. Alpert is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Congenital Sucrase-Isomaltase Deficiency, Glucose-Galactose Malabsorption Deficiency, Glucose Phosphate Isomerase Deficiency, and High Cholesterol. Dr. Alpert is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Northwell Health Concierge Services At Harrison

    440 Mamaroneck Avenue, Suite 400, 
    Harrison, NY 
    Languages Spoken:
    English, Italian, Spanish
    Accepting New Patients
    Offers Telehealth

    Steven Margulis is a primary care provider, practicing in Internal Medicine in Harrison, New York. Dr. Margulis is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Congenital Sucrase-Isomaltase Deficiency, Sitosterolemia, Glucose Phosphate Isomerase Deficiency, and Glucose-Galactose Malabsorption Deficiency. Dr. Margulis is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Hematology | Oncology
    Experienced in Factor 11 Deficiency
    Hematology | Oncology
    Referral required

    CUIMC/Herbert Irving Pavilion

    161 Fort Washington Avenue, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eun-ju Lee is a Hematologist and an Oncologist practicing medicine in New York, New York. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Immune Thrombocytopenic Purpura (ITP), Thrombocytopenia, Adult Immune Thrombocytopenia, Hemangioma Thrombocytopenia Syndrome, and Splenectomy. Dr. Lee is board certified in Hematology and Internal Medicine. Dr. Lee is currently accepting new patients.

    Advanced in Factor 11 Deficiency
    Hematology | Oncology
    Advanced in Factor 11 Deficiency
    Hematology | Oncology
    Referral may be required
    12 East 86th Street, Ofc 4, 
    New York, NY 
    Languages Spoken:
    English, Croatian, French, German
    Accepting New Patients
    Offers Telehealth

    Amory Novoselac is a Hematologist and an Oncologist practicing medicine in New York, New York. Dr. Novoselac is rated as an Advanced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Blood Clots, Pleuropulmonary Blastoma, Factor 11 Deficiency, and Anemia. Dr. Novoselac is currently accepting new patients.

    Advanced in Factor 11 Deficiency
    Hematology | Oncology
    Advanced in Factor 11 Deficiency
    Hematology | Oncology
    Referral may be required
    12 East 86th Street, Ofc 4, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Brenda Panzera is a Hematologist and an Oncologist practicing medicine in New York, New York. Dr. Panzera is rated as an Advanced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Blood Clots, Breast Cancer, Paget Disease of the Breast, and Anemia. Dr. Panzera is board certified in American Board Of Internal Medicine/Medical Oncology and American Board Of Internal Medicine/Hematology. Dr. Panzera is currently accepting new patients.

    Advanced in Factor 11 Deficiency
    Oncology | Hematology
    Advanced in Factor 11 Deficiency
    Oncology | Hematology
    Referral may be required
    90 South Bedford Road, 
    Mount Kisco, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Halaas is an Oncologist and a Hematologist practicing medicine in Mount Kisco, New York. Dr. Halaas is rated as an Advanced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 49 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Pleuropulmonary Blastoma, Thrombocytopenia, and Schnitzler Syndrome. Dr. Halaas is board certified in American Board Of Internal Medicine/Medical Oncology and American Board Of Internal Medicine/Hematology. Dr. Halaas is currently accepting new patients.

    Advanced in Factor 11 Deficiency
    Advanced in Factor 11 Deficiency
    Referral may be required

    Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center

    450 Lakeville Road, Entrance B, 
    Lake Success, NY 
    Languages Spoken:
    English
    Accepting New Patients

    Steven Allen is a Hematologist practicing medicine in Lake Success, New York. Dr. Allen is rated as an Advanced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Leukemia, Non-Hodgkin Lymphoma, and Bone Marrow Aspiration. Dr. Allen is board certified in American Board Of Internal Medicine/Medical Oncology, American Board Of Internal Medicine, and American Board Of Internal Medicine/Hematology. Dr. Allen is currently accepting new patients.

    Advanced in Factor 11 Deficiency
    Hematology
    Advanced in Factor 11 Deficiency
    Hematology
    Referral may be required

    Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center

    450 Lakeville Road, Entrance B, 
    Lake Success, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Clifton Lee is a Hematologist practicing medicine in Lake Success, New York. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Anemia, Thrombocytopenia, Factor 11 Deficiency, and Deep Vein Thrombosis. Dr. Lee is board certified in American Board Of Internal Medicine/Medical Oncology, American Board Of Internal Medicine, and American Board Of Internal Medicine/Hematology. Dr. Lee is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Highland Medical Clarkstown Medical Associates

    350 S Main St, 
    New City, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Howard Feldfogel is a primary care provider, practicing in Internal Medicine in New City, New York. Dr. Feldfogel is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Lyme Disease, Macroamylasemia, Vitamin D Deficiency, and Anemia. Dr. Feldfogel is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Oda Pharmacy

    74 Wallabout St, 
    Brooklyn, NY 
    Languages Spoken:
    English
    Accepting New Patients

    Amir Mayer is a primary care provider, practicing in Internal Medicine in Brooklyn, New York. Dr. Mayer is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Food Allergy, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Mayer is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Family Medicine
    Experienced in Factor 11 Deficiency
    Family Medicine

    Icahn School Of Medicine At Mount Sinai Cvi Center For Health At Mt Si

    234 E 85th St, 
    New York, NY 
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Julietta Rubin is a primary care provider, practicing in Family Medicine in New York, New York. She has been practicing medicine for over 10 years. Dr. Rubin is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Hyperhidrosis. Dr. Rubin is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Office

    3680 Hill Blvd, 
    Jefferson Valley,, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sophia Zeb is a primary care provider, practicing in Internal Medicine in Jefferson Valley,, New York. Dr. Zeb is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Tenesmus, High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Zeb is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Family Medicine
    Experienced in Factor 11 Deficiency
    Family Medicine

    Thea. Spyer Center

    230 W 17th St, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients

    Ginger Gillespie is a primary care provider, practicing in Family Medicine in New York, New York. Dr. Gillespie is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Intrauterine Device Insertion. Dr. Gillespie is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Office

    317 E 34th St, 
    New York, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edward Barnes is a primary care provider, practicing in Internal Medicine in New York, New York. Dr. Barnes is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Familial Combined Hyperlipidemia, Xanthoma, and Glucocorticoid-Remediable Aldosteronism. Dr. Barnes is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Mount Sinai Doctors Laboratory

    5 Cuba Hill Rd, 
    Greenlawn, NY 
    Languages Spoken:
    English
    Accepting New Patients

    Barbara Stumacher is a primary care provider, practicing in Internal Medicine in Greenlawn, New York. Dr. Stumacher is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Sitosterolemia, Congenital Sucrase-Isomaltase Deficiency, Glucose Phosphate Isomerase Deficiency, and Glucose-Galactose Malabsorption Deficiency. Dr. Stumacher is currently accepting new patients.

    Experienced in Factor 11 Deficiency
    Internal Medicine
    Experienced in Factor 11 Deficiency
    Internal Medicine

    Optum Medical Care PC

    185 Route 312, 
    Brewster, NY 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Brianna Riccobono is a primary care provider, practicing in Internal Medicine in Brewster, New York. Dr. Riccobono is rated as an Experienced provider by MediFind in the treatment of Factor 11 Deficiency. She is also highly rated in 23 other conditions, according to our data. Her clinical expertise encompasses Cirrhosis, Xanthoma, Familial Combined Hyperlipidemia, and Vitamin D Deficiency. Dr. Riccobono is currently accepting new patients.

    Showing 1-20 of 164

    Last Updated: 09/26/2026

    What is the definition of Factor 11 Deficiency?

    Factor XI deficiency is a disorder that can cause abnormal bleeding due to a shortage (deficiency) of the factor XI protein, which is involved in blood clotting. This condition is classified as either partial or severe based on the degree of deficiency of the factor XI protein. However, regardless of the severity of the protein deficiency, most affected individuals have relatively mild bleeding problems, and some people with this disorder have few if any symptoms. The most common feature of factor XI deficiency is prolonged bleeding after trauma or surgery, especially involving the inside of the mouth and nose (oral and nasal cavities) or the urinary tract. If the bleeding is left untreated after surgery, solid swellings consisting of congealed blood (hematomas) can develop in the surgical area.

    When should I see a Factor 11 Deficiency doctor near New Hyde Park, NY?

    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 Factor 11 Deficiency doctor near New Hyde Park, NY?

    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 does MediFind rank Factor 11 Deficiency doctors near New Hyde Park, NY?

    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 Factor 11 Deficiency doctors near New Hyde Park, NY?

    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 Factor 11 Deficiency doctor near New Hyde Park, NY?

    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 Factor 11 Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Factor 11 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 Factor 11 Deficiency doctor near New Hyde Park, NY?

    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 Factor 11 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 Factor 11 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 Factor 11 Deficiency doctors near New Hyde Park, NY?

    Look for the filter feature on the left side of the Factor 11 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 Factor 11 Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Factor 11 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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