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    Last Updated: 01/09/2026

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    MediFind found 22 doctor with experience in Primary Immunodeficiency (PID) near Fairfield, CT. Of these, 19 are Experienced and 3 are Advanced.

    Location
    LocationClose
    22 providers found
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Hematology | Oncology

      Hartford Healthcare Medical Group Specialists PLLC

      425 Post Rd, 
      Fairfield, CT 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Paul Berard is a Hematologist Oncology specialist and a Hematologist in Fairfield, Connecticut. Dr. Berard is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Pleuropulmonary Blastoma, and Lung Cancer.

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

      Svmc Holdings, Inc

      425 Post Rd, Suite 204, 
      Fairfield, CT 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Glen Reznikoff is a Hematologist Oncology specialist and a Hematologist in Fairfield, Connecticut. Dr. Reznikoff is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Pleuropulmonary Blastoma, Familial Prostate Cancer, Prostate Cancer, Urothelial Cancer, and Bone Marrow Aspiration.

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

      Office

      55 Walls Dr Ste 105, 
      Fairfield, CT 
       (2.4 miles away)
      Languages Spoken:
      English

      Katherine Bloom is an Allergy and Immunologist in Fairfield, Connecticut. Dr. Bloom is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Sinusitis, Hives, and Grass Allergy.

      Learn about our expert tiers
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology
      Experienced in Primary Immunodeficiency (PID)
      Allergy and Immunology

      Allergy And Asthma Care Of Fairfield County LLC

      55 Walls Dr, Suite 405, 
      Fairfield, CT 
       (0.7 miles away)
      Languages Spoken:
      English

      Sara Dever is an Allergy and Immunologist in Fairfield, Connecticut. Dr. Dever is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Angioedema, Sinusitis, and Hives.

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

      Hartford Healthcare Medical Group Specialists PLLC

      425 Post Rd, 
      Fairfield, CT 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Edward Duda is a Hematologist Oncology specialist and a Hematologist in Fairfield, Connecticut. Dr. Duda is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Pleuropulmonary Blastoma, Paget Disease of the Breast, Colorectal Cancer, and Familial Colorectal Cancer.

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

      Svmc Holdings, Inc

      425 Post Rd, Suite 204, 
      Fairfield, CT 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sandhya Dhanjal is a Hematologist Oncology specialist and a Hematologist in Fairfield, Connecticut. Dr. Dhanjal is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Non-Hodgkin Lymphoma, and Diffuse Large B-Cell Lymphoma (DLBCL).

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

      Allergy And Asthma Care Of Fairfield County LLC

      55 Walls Dr Ste 405, 
      Fairfield, CT 
       (2.4 miles away)
      Languages Spoken:
      English

      Kenneth Backman is an Allergy and Immunologist in Fairfield, Connecticut. Dr. Backman is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

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

      Rehabilitation Associates Inc

      1931 Black Rock Tpke, 
      Fairfield, CT 
       (2.8 miles away)
      Languages Spoken:
      English

      Nancy Gade is a primary care provider, practicing in Internal Medicine in Fairfield, Connecticut. Dr. Gade is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are X-Linked Agammaglobulinemia, Immunodeficiency with Hyper IgM Type 1, Vitamin D Deficiency, and Primary Immunodeficiency (PID).

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

      Allergy And Asthma Associates LLC

      115 Technology Dr Unit B302, 
      Trumbull, CT 
       (9.1 miles away)
      Experience:
      44+ years
      Languages Spoken:
      English

      Michael King is an Internal Medicine provider in Trumbull, Connecticut. Dr. King has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Hives, Grass Allergy, Allergic Rhinitis, and Sinusitis.

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

      Hartford Healthcare Medical Group Specialists PLLC

      2800 Main St, 
      Bridgeport, CT 
       (5.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Anna Pankratov is a primary care provider, practicing in Geriatrics and Internal Medicine in Bridgeport, Connecticut. Dr. Pankratov is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Vitamin D Deficiency, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

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

      Hartford Healthcare Medical Group Specialists PLLC

      2800 Main St, 
      Bridgeport, CT 
       (5.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Cassandra Muxen is a primary care provider, practicing in Internal Medicine in Bridgeport, Connecticut. Dr. Muxen is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Familial Hypopituitarism.

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

      Yale University

      5520 Park Ave, 
      Trumbull, CT 
       (6.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Justin Persico is a Hematologist Oncology specialist and a Hematologist in Trumbull, Connecticut. Dr. Persico is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, and Monoclonal Gammopathy of Undetermined Significance (MGUS).

      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Adolescent Medicine | Hematology
      Experienced in Primary Immunodeficiency (PID)
      Hematology Oncology | Adolescent Medicine | Hematology
      5520 Park Ave, Ste 203, 
      Trumbull, CT 
       (6.1 miles away)
      Languages Spoken:
      English

      David Witt is a Hematologist Oncology specialist and an Adolescent Medicine provider in Trumbull, Connecticut. Dr. Witt is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Childhood Iron Deficiency Anemia, Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Bone Marrow Aspiration.

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

      Yale University

      5520 Park Ave, 
      Trumbull, CT 
       (6.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Catherine Wei is a Hematologist and an Oncologist in Trumbull, Connecticut. Dr. Wei is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Relapsed Refractory Multiple Myeloma (RRMM), Pulmonary Embolism, Essential Thrombocythemia, and Multiple Myeloma.

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

      Milford Hospital

      300 Seaside Ave, 
      Milford, CT 
       (11.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ryan Steele is an Internal Medicine provider in Milford, Connecticut. Dr. Steele is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Primary Immunodeficiency (PID), Common Variable Immune Deficiency, Angioedema, and Hives.

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

      Superior Associates P.C.

      106 Noroton Ave, 
      Darien, CT 
       (12.9 miles away)
      Languages Spoken:
      English

      Denis Bouboulis is an Allergy and Immunologist in Darien, Connecticut. Dr. Bouboulis is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Primary Immunodeficiency (PID), Allergic Rhinitis, Sinusitis, and IgG4-Related Disease.

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

      Hhc Physician Services PLLC

      1622 Boston Post Rd, 
      Milford, CT 
       (12.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Anthony Mascia is a primary care provider, practicing in Family Medicine in Milford, Connecticut. Dr. Mascia is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sitosterolemia, Heterozygous Familial Hypercholesterolemia (HeFH), Familial Hypercholesterolemia, and Homozygous Familial Hypercholesterolemia (HoFH).

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

      Stamford Health Medical Group Inc

      1500 Post Rd, 
      Darien, CT 
       (12.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Susan Collins is a primary care provider, practicing in Internal Medicine in Darien, Connecticut. Dr. Collins is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Vertigo, Bronchitis, Postmenopausal Osteoporosis, and Osteoporosis.

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

      Oncology Hematology Care Of Connecticut LLC

      40 Commerce Park, 
      Milford, CT 
       (12.7 miles away)
      Languages Spoken:
      English

      Kohli Pamnani is an Allergy and Immunologist in Milford, Connecticut. Dr. Pamnani is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Hives, Primary Immunodeficiency (PID), Common Variable Immune Deficiency, and Sinusitis.

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

      Internal Medicine Of Milford PC

      40 Commerce Park, 
      Milford, CT 
       (12.7 miles away)
      Languages Spoken:
      English

      Paris Spanolios is a primary care provider, practicing in Internal Medicine in Milford, Connecticut. Dr. Spanolios is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Anemia, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

      Showing 1-20 of 22

      Last Updated: 01/09/2026

      When should I see a Primary Immunodeficiency (PID) doctor near Fairfield, CT?

      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 Fairfield, CT?

      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 Fairfield, CT?

      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 Fairfield, CT?

      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 Fairfield, CT?

      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 Fairfield, CT?

      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 Fairfield, CT?

      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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