The 20 Best Primary Immunodeficiency (PID) Doctors Near Me in New Hampshire, US

Find the Top Primary Immunodeficiency (PID) Experts and Specialists

The 20 Best Primary Immunodeficiency (PID) Doctors in New Hampshire, US

Last Updated: 02/22/2026

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MediFind found 41 doctor with experience in Primary Immunodeficiency (PID) near New Hampshire, US. Of these, 39 are Experienced and 2 are Advanced.

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41 providers found
    Advanced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Advanced in Primary Immunodeficiency (PID)
    Allergy and Immunology

    Office

    505 W Hollis St Ste 108, 
    Nashua, NH 
    Languages Spoken:
    English

    Ami Mehra is an Allergy and Immunologist in Nashua, New Hampshire. Dr. Mehra is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sinusitis, Allergic Rhinitis, Hives, and Vibratory Urticaria.

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

    CH DHC Inc

    253 Pleasant St, 
    Concord, NH 
    Languages Spoken:
    English

    Sarah Black is an Allergy and Immunologist in Concord, New Hampshire. Dr. Black is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Systemic Mastocytosis, Common Variable Immune Deficiency, Hives, and Primary Immunodeficiency (PID).

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

    Office

    49 Range Rd Ste 110, 
    Windham, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Paul Macdonald is a primary care provider, practicing in Internal Medicine in Windham, New Hampshire. Dr. Macdonald is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Congenital Sucrase-Isomaltase Deficiency, Glucose-Galactose Malabsorption Deficiency, Glucose Phosphate Isomerase Deficiency, and Hypertension.

    Learn about our expert tiers
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine

    Mary Hitchcock Memorial Hospital

    1 Medical Center Dr, 
    Lebanon, NH 
    Languages Spoken:
    English

    Martha Elias is an Internal Medicine provider in Lebanon, New Hampshire. Dr. Elias is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sinusitis, Chronic Spontaneous Urticaria (CSU), Vibratory Urticaria, and Hives.

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

    Office

    51 Webb Pl Ste 230, 
    Dover, NH 
    Languages Spoken:
    English

    Barbara Deuell is an Allergy and Immunologist in Dover, New Hampshire. Dr. Deuell 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)
    Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine

    SJ Physician Services Inc Dba Nashua Medical Group Pharmacy

    173 Daniel Webster Hwy, 
    Nashua, NH 
    Languages Spoken:
    English

    Ihab Ziada is a primary care provider, practicing in Internal Medicine in Nashua, New Hampshire. Dr. Ziada is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Single Palmar Crease, Acrokeratoelastoidosis of Costa, Cutis Marmorata Telangiectatica Congenita, and Judge Misch Wright Syndrome.

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

    Office

    6 Tsienneto Rd Ste 100, 
    Derry, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Douglas Dreffer is a primary care provider, practicing in Family Medicine in Derry, New Hampshire. Dr. Dreffer is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Obesity, Generalized Anxiety Disorder (GAD), Seasonal Affective Disorder (SAD), and Multisystem Inflammatory Syndrome in Children (MIS-C).

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

    Cheshire Medical Center

    590 Court St, 
    Keene, NH 
    Languages Spoken:
    English

    David Nash is an Allergy and Immunologist in Keene, New Hampshire. Dr. Nash is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Allergic Rhinitis, and Nonallergic Rhinopathy.

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

    Southern New Hampshire Internal Medicine Associates PC

    6 Tsienneto Rd Ste 300, 
    Derry, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Thomas Hong is a primary care provider, practicing in Internal Medicine in Derry, New Hampshire. Dr. Hong 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, and Glucocorticoid-Remediable Aldosteronism.

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

    Mary Hitchcock Memorial Hospital

    1 Medical Center Dr, 
    Lebanon, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Erin Reigh is an Internal Medicine provider in Lebanon, New Hampshire. Dr. Reigh is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Angioedema, and Vibratory Urticaria.

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

    Office

    6 Tsienneto Rd Ste 100, 
    Derry, NH 
    Languages Spoken:
    English

    John Daley is a primary care provider, practicing in Family Medicine in Derry, New Hampshire. Dr. Daley is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Obesity, Type 2 Diabetes (T2D), Obesity in Children, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Primary Immunodeficiency (PID)
    Pediatrics
    Experienced in Primary Immunodeficiency (PID)
    Pediatrics

    Allergy And Asthma Center

    161 Rochester Hill Rd, 
    Rochester, NH 
    Languages Spoken:
    English

    Ashok Shah is a Pediatrics provider in Rochester, New Hampshire. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sinusitis, Nonallergic Rhinopathy, Ozena, and Allergic Rhinitis.

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

    Southern New Hampshire Internal Medicine Associates PC

    6 Tsienneto Rd Ste 300, 
    Derry, NH 
    Languages Spoken:
    English
    Offers Telehealth

    Mark Richard is a primary care provider, practicing in Internal Medicine in Derry, New Hampshire. Dr. Richard is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sitosterolemia, High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

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

    Allergy Associates Of NH PA

    100 Griffin Rd Unit A, 
    Portsmouth, NH 
    Languages Spoken:
    English

    Kevin Roeloffs is an Allergy and Immunologist in Portsmouth, New Hampshire. Dr. Roeloffs 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 Allergic Conjunctivitis.

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

    Allergy Associates Of New Hampshire

    100 Griffin Rd Unit A, 
    Portsmouth, NH 
    Languages Spoken:
    English

    Aristomenis Kounavis is an Allergy and Immunologist in Portsmouth, New Hampshire. Dr. Kounavis 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)
    Family Medicine
    Experienced in Primary Immunodeficiency (PID)
    Family Medicine

    Office

    49 Range Rd, 
    Windham, NH 
    Languages Spoken:
    English

    Rebecca Krasnof is a primary care provider, practicing in Family Medicine in Windham, New Hampshire. Dr. Krasnof is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Obesity, Obesity in Children, Gardner-Diamond Syndrome, and Autoerythrocyte Sensitivity.

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

    New England Cancer Specialists

    155 Borthwick Ave Ste 303, 
    Portsmouth, NH 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Devon Evans is a Hematologist in Portsmouth, New Hampshire. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Familial Pancreatic Cancer, Astrocytoma, and Bone Marrow Aspiration. Dr. Evans is currently accepting new patients.

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

    Allergy Associates Of NH PA

    100 Griffin Rd Unit A, 
    Portsmouth, NH 
    Languages Spoken:
    English

    Robert Hickey is an Allergy and Immunologist in Portsmouth, New Hampshire. Dr. Hickey 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)
    Family Medicine
    Experienced in Primary Immunodeficiency (PID)
    Family Medicine

    Derry Medical Center At Windham

    49 Range Rd Ste 104, 
    Windham, NH 
    Languages Spoken:
    English

    Douglas Phelan is a primary care provider, practicing in Family Medicine in Windham, New Hampshire. Dr. Phelan is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Obesity, Type 2 Diabetes (T2D), Generalized Anxiety Disorder (GAD), and Obesity in Children.

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

    Office

    6 Tsienneto Rd Ste 100, 
    Derry, NH 
    Experience:
    17+ years
    Languages Spoken:
    English

    Anne Barlow is a primary care provider, practicing in Family Medicine in Derry, New Hampshire. Dr. Barlow has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Obesity, Obesity in Children, Type 2 Diabetes (T2D), Generalized Anxiety Disorder (GAD), and Intrauterine Device Insertion.

    Showing 1-20 of 41

    Last Updated: 02/22/2026

    When should I see a Primary Immunodeficiency (PID) doctor in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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 in New Hampshire, US?

    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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