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    Last Updated: 10/30/2025

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    MediFind found 23 doctor with experience in Primary Immunodeficiency (PID) near Smithtown, NY. Of these, 19 are Experienced and 4 are Advanced.

    Location
    LocationClose
    23 providers found
      Cristina M. Daian
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pediatrics | Internal Medicine
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pediatrics | Internal Medicine

      Cohen Children's Northwell Health Physician Partners General Pediatrics At Smithtown

      994 West Jericho Turnpike, Suite 202, 
      Smithtown, NY 
       (2.9 miles away)
      Languages Spoken:
      English, Romanian

      Cristina Daian is an Internal Medicine specialist and a Pediatrics provider in Smithtown, New York. Dr. Daian is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      North Shore Hematology Oncology Associates PC

      48 Route 25a, 
      Smithtown, NY 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Michael Maresca is a Hematologist Oncology specialist and a Hematologist in Smithtown, New York. Dr. Maresca is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Severe Congenital Neutropenia, Pulmonary Embolism, Chronic Familial Neutropenia, Bone Marrow Aspiration, and Endoscopy.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      North Shore Hematology Oncology Associates PC

      48 Route 25a, 
      Smithtown, NY 
       (0.5 miles away)
      Experience:
      43+ years
      Languages Spoken:
      English
      Offers Telehealth

      Umangi Patel is a Hematologist Oncology specialist and a Hematologist in Smithtown, New York. Dr. Patel has been practicing medicine for over 43 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Small Cell Lung Cancer (SCLC), Chronic Lymphocytic Leukemia (CLL), Inflammatory Breast Cancer, and Colorectal Cancer.

      Learn about our expert tiers
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      North Shore Hematology Oncology Associates PC

      48 Route 25a, 
      Smithtown, NY 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Dmitriy Berenzon is a Hematologist Oncology specialist and a Hematologist in Smithtown, New York. Dr. Berenzon is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Essential Thrombocythemia, Polycythemia Vera, Deep Vein Thrombosis, Pulmonary Embolism, and Bone Marrow Aspiration.

      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      North Shore Hematology Oncology Associates PC

      48 Route 25a, 
      Smithtown, NY 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jay Lipshitz is a Hematologist Oncology specialist and a Hematologist in Smithtown, New York. Dr. Lipshitz is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Gastroesophageal Junction Cancer, Familial Colorectal Cancer, Philadelphia-Negative Chronic Myeloid Leukemia, Chronic Myelogenous Leukemia (CML), and Bone Marrow Aspiration.

      Experienced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology
      Experienced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology

      ENT & Allergy Associates - Hauppauge

      2929 Expressway Drive North, 
      Islandia, NY 
       (3.6 miles away)
      Languages Spoken:
      English

      Laura Helfner is a Pediatric Allergy and Immunologist and an Allergy and Immunologist in Islandia, New York. Dr. Helfner is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Chronic Spontaneous Urticaria (CSU).

      Experienced in Primary Immunodeficiency (PID)
      Family Medicine
      Experienced in Primary Immunodeficiency (PID)
      Family Medicine

      Dr. Anthony J. Rizzo

      200 Howells Rd, 
      Bay Shore, NY 
       (9.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Anthony Rizzo is a primary care provider, practicing in Family Medicine in Bay Shore, New York. Dr. Rizzo is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are High Cholesterol, Familial Hypertension, Hypertension, Gastrostomy, and Endoscopy.

      Anthony M. Szema
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pulmonary Medicine
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pulmonary Medicine
      3771 Nesconset Highway, Suite 105, 
      South Setauket, NY 
       (6.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      My focus is on the doctor-patient relationship, so I take time to talk to patients and discuss diagnose and treat complex diseases. Dr. Szema is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Hives, Asthma, Occupational Asthma, and Sinusitis.

      Advanced in Primary Immunodeficiency (PID)
      Internal Medicine
      Advanced in Primary Immunodeficiency (PID)
      Internal Medicine

      Vikas Desai MD PC

      45 E Main St, 
      East Islip, NY 
       (8.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Vikas Desai is a primary care provider, practicing in Internal Medicine in East Islip, New York. Dr. Desai is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are High Cholesterol, Maturity Onset Diabetes of the Young, Hypertension, Familial Hypertension, and Prostatectomy. Dr. Desai is currently accepting new patients.

      Advanced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      Advanced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      5 Cuba Hill Road, 
      Greenlawn, NY 
       (8.7 miles away)
      Languages Spoken:
      English

      I am a specialist is Asthma Allergy & Immunology. I consider it an honor and a privilege to take care of all aspects of these disorders in both children and adults.My areas of expertise include allergic rhintisallergic conjuntivitisasthmahives angioedema anaphylactic reactions to foods medications stinging insects and any other possible agents. I also have a strong interest and expertise in disorders of the skin such as contact dermatitisas well as immunologic disorders. Dr. Korobow is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Angioedema, Exercise-Induced Anaphylaxis (EIA), Anaphylaxis, and Serum Sickness.

      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      Stony Brook Internists University Faculty Practice Corporation

      3 Edmond D Pellegrino Rd, Hematology, 
      Stony Brook, NY 
       (5.5 miles away)
      Languages Spoken:
      English

      Michael Schuster is a Hematologist Oncology specialist and a Hematologist in Stony Brook, New York. Dr. Schuster is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Acute Myeloid Leukemia (AML), Non-Hodgkin Lymphoma, Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Primary Immunodeficiency (PID)
      Internal Medicine
      Experienced in Primary Immunodeficiency (PID)
      Internal Medicine

      Stony Brook Internists University Faculty Practice Corporation

      100 Nicolls Rd, 
      Stony Brook, NY 
       (5.7 miles away)
      Languages Spoken:
      English

      Susan Lee is a primary care provider, practicing in Internal Medicine in Stony Brook, New York. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Asbestosis, Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Lymphadenectomy.

      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      Stony Brook Internists University Faculty Practice Corporation

      100 Nicolls Rd, 
      Stony Brook, NY 
       (5.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Theodore Gabig is a Hematologist Oncology specialist and a Hematologist in Stony Brook, New York. Dr. Gabig is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Multiple Myeloma, Hereditary Spherocytosis, Adult Immune Thrombocytopenia, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology

      Stony Brook Internists University Faculty Practice Corporation

      26 Research Way, 
      East Setauket, NY 
       (6.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Brianne Navetta-Modrov is an Allergy and Immunologist in East Setauket, New York. Dr. Navetta-Modrov is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Chronic Spontaneous Urticaria (CSU), Vibratory Urticaria, Hives, and Anaphylaxis.

      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology

      Stony Brook Internists University Faculty Practice Corporation

      26 Research Way, 
      East Setauket, NY 
       (6.7 miles away)
      Experience:
      43+ years
      Languages Spoken:
      English
      Offers Telehealth

      Diane Cymerman is an Allergy and Immunologist in East Setauket, New York. Dr. Cymerman has been practicing medicine for over 43 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sinusitis, Allergic Rhinitis, Anaphylaxis, and Exercise-Induced Anaphylaxis (EIA).

      Experienced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology
      Experienced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology

      ENT & Allergy Associates - Port Jefferson

      1500 Route 112, Bldg 4, 2nd Floor, 
      Port Jefferson, NY 
       (8.8 miles away)
      Languages Spoken:
      English

      Jennifer Diaz is a Pediatric Allergy and Immunologist and an Allergy and Immunologist in Port Jefferson, New York. Dr. Diaz is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Anaphylaxis, Exercise-Induced Anaphylaxis (EIA), Serum Sickness, and Allergic Rhinitis.

      Sadia Riaz
      Experienced in Primary Immunodeficiency (PID)
      Hematology
      Experienced in Primary Immunodeficiency (PID)
      Hematology

      Northwell Health Cancer Institute At Huntington

      270 Pulaski Road, Suite D, 
      Greenlawn, NY 
       (10.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sadia Riaz is a Hematologist in Greenlawn, New York. Dr. Riaz is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Non-Hodgkin Lymphoma, Anemia, Gastric Lymphoma, Thrombotic Thrombocytopenic Purpura, and Bone Marrow Aspiration.

      Advanced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      Advanced in Primary Immunodeficiency (PID)
      Allergy and Immunology

      Allergy And Asthma Associates Of Murray Hill PC

      68 Nassau Rd, 
      Huntington, NY 
       (11.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Purvi Parikh is an Allergy and Immunologist in Huntington, New York. Dr. Parikh is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Leukocyte Adhesion Deficiency Type 1.

      Advanced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology
      Advanced in Primary Immunodeficiency (PID)
      Pediatric Allergy and Immunology | Allergy and Immunology

      ENT & Allergy Associates - East Patchogue

      240 Patchogue Yaphank Road, Ste 1, 
      East Patchogue, NY 
       (12.6 miles away)
      Experience:
      16+ years
      Languages Spoken:
      English

      Darren Hirsch is a Pediatric Allergy and Immunologist and an Allergy and Immunologist in East Patchogue, New York. Dr. Hirsch has been practicing medicine for over 16 years and is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Allergic Rhinitis, Sinusitis, Food Allergy, and Grass Allergy.

      Ramneek K. Nakai
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pediatric Allergy and Immunology | Pediatrics
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology | Pediatric Allergy and Immunology | Pediatrics

      Allergy And Wellness Care

      1895 Walt Whitman Rd, Suite 7, 
      Melville, NY 
       (13.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ramneek Nakai is an Allergy and Immunologist and a Pediatric Allergy and Immunologist in Melville, New York. Dr. Nakai is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Nonallergic Rhinopathy, Hives, Angioedema, and Chronic Spontaneous Urticaria (CSU).

      Showing 1-20 of 23

      Last Updated: 10/30/2025

      When should I see a Primary Immunodeficiency (PID) doctor near Smithtown, 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 Primary Immunodeficiency (PID) doctor near Smithtown, 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 Primary Immunodeficiency (PID) doctors near Smithtown, 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 Primary Immunodeficiency (PID) doctors near Smithtown, 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 Primary Immunodeficiency (PID) doctor near Smithtown, 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 Primary Immunodeficiency (PID) doctor search results page. 

      Why is it important to get a second opinion from a different Primary Immunodeficiency (PID) 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 Primary Immunodeficiency (PID) doctor near Smithtown, 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 Primary Immunodeficiency (PID) 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 Primary Immunodeficiency (PID) 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 Primary Immunodeficiency (PID) doctors near Smithtown, NY?

      Look for the filter feature on the left side of the Primary Immunodeficiency (PID) 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 Primary Immunodeficiency (PID) doctor that offers video calls?

      Look for the filter feature on the left-side of the Primary Immunodeficiency (PID) 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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