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    Last Updated: 01/09/2026

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    MediFind found 28 doctor with experience in Complement Component 2 Deficiency near Massachusetts, US. Of these, 23 are Experienced and 5 are Advanced.

    Location
    LocationClose
    28 providers found
      Advanced in Complement Component 2 Deficiency
      Family Medicine
      Advanced in Complement Component 2 Deficiency
      Family Medicine

      Northampton Integrative Medicine LLC

      395 Pleasant St, 
      Northampton, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Janice Pegels is a primary care provider, practicing in Family Medicine in Northampton, Massachusetts. Dr. Pegels is rated as an Advanced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Guanidinoacetate Methyltransferase Deficiency, Hyperphenylalaninemia Due to Dehydratase Deficiency, Thiopurine S-Methyltransferase Deficiency, and Properdin Deficiency.

      Advanced in Complement Component 2 Deficiency
      Internal Medicine
      Advanced in Complement Component 2 Deficiency
      Internal Medicine
      Cbr Institute For Biomedical Research, 800 Huntington Avenue, 
      Boston, MA 
      Languages Spoken:
      English

      Chester Alper is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Alper is rated as an Advanced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Complement Component 2 Deficiency, Properdin Deficiency, and Type 1 Diabetes (T1D).

      Advanced in Complement Component 2 Deficiency
      Allergy and Immunology
      Advanced in Complement Component 2 Deficiency
      Allergy and Immunology

      Office

      850 Boylston St Ste 301, 
      Chestnut Hill, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Anna Feldweg is an Allergy and Immunologist in Chestnut Hill, Massachusetts. Dr. Feldweg is rated as an Advanced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Hereditary Angioedema, Allergic Rhinitis, Hyperphenylalaninemia Due to Dehydratase Deficiency, and Complement Component 2 Deficiency.

      Learn about our expert tiers
      Advanced in Complement Component 2 Deficiency
      Allergy and Immunology
      Advanced in Complement Component 2 Deficiency
      Allergy and Immunology

      Office

      269 Locust St Ste 108, 
      Florence, MA 
      Languages Spoken:
      English

      Jonathan Bayuk is an Allergy and Immunologist in Florence, Massachusetts. Dr. Bayuk is rated as an Advanced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

      Advanced in Complement Component 2 Deficiency
      Pulmonary Medicine
      Advanced in Complement Component 2 Deficiency
      Pulmonary Medicine

      Umass Memorial Medical Center-University Campus

      55 Lake Ave N, 
      Worcester, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Stephen Krinzman is a Pulmonary Medicine provider in Worcester, Massachusetts. Dr. Krinzman is rated as an Advanced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Common Variable Immune Deficiency, Angioedema, Primary Immunodeficiency (PID), Serum Sickness, and Gastrostomy.

      Oren P. Schaefer
      Experienced in Complement Component 2 Deficiency
      Pulmonary Medicine | Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Pulmonary Medicine | Allergy and Immunology

      Mass Lung And Allergy PC

      159 Union St, Suite 102, 
      Marlborough, MA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Oren Schaefer is a Pulmonary Medicine specialist and an Allergy and Immunologist in Marlborough, Massachusetts. Dr. Schaefer is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Asthma in Children, Asthma, Lung Metastases, and Secondary Immunodeficiency (SID). Dr. Schaefer is currently accepting new patients.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Division Of Immunology

      300 Longwood Ave # 6, 
      Boston, MA 
      Languages Spoken:
      English

      Lynda Schneider is an Allergy and Immunologist in Boston, Massachusetts. Dr. Schneider is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Anaphylaxis, Hives, Food Allergy, and Asthma.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Velcea M.D. P.C.

      49 State Rd, 
      North Dartmouth, MA 
      Languages Spoken:
      English

      Alan Katz is an Allergy and Immunologist in North Dartmouth, Massachusetts. Dr. Katz is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

      Experienced in Complement Component 2 Deficiency
      Family Medicine
      Experienced in Complement Component 2 Deficiency
      Family Medicine
      255 Low St, Suite 303, 
      Newburyport, MA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Mark Su is a primary care provider, practicing in Family Medicine in Newburyport, Massachusetts. Dr. Su is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Venous Thromboembolism (VTE), Shwartzman Phenomenon, Hereditary Angioedema, and Glutamate Decarboxylase Deficiency. Dr. Su is currently accepting new patients.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Neaipcllc

      555 Turnpike St Ste 31, 
      North Andover, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Thomas Johnson is an Allergy and Immunologist in North Andover, Massachusetts. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Primary Immunodeficiency (PID), Sinusitis, Allergic Rhinitis, and Common Variable Immune Deficiency.

      Experienced in Complement Component 2 Deficiency
      Internal Medicine
      Experienced in Complement Component 2 Deficiency
      Internal Medicine

      Western Mass Physician Associates Inc

      2 Hospital Dr, Suite 101, 
      Holyoke, MA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Lorenver Po is a primary care provider, practicing in Internal Medicine in Holyoke, Massachusetts. Dr. Po is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Sitosterolemia, Gastroesophageal Reflux Disease (GERD), Hypothyroidism, and Obesity in Children. Dr. Po is currently accepting new patients.

      Experienced in Complement Component 2 Deficiency
      Intensive Care Medicine
      Experienced in Complement Component 2 Deficiency
      Intensive Care Medicine

      Office

      725 Albany St Ste 9B, 
      Boston, MA 
      Languages Spoken:
      English

      Frederic Little is an Intensive Care Medicine provider in Boston, Massachusetts. Dr. Little is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Asthma, Hyperphenylalaninemia Due to Dehydratase Deficiency, Hereditary Angioedema, and Complement Component 2 Deficiency.

      Experienced in Complement Component 2 Deficiency
      Pediatric Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Pediatric Allergy and Immunology

      Division Of Immunology

      300 Longwood Ave # 6, 
      Boston, MA 
      Languages Spoken:
      English

      Ari Fried is a Pediatric Allergy and Immunologist in Boston, Massachusetts. Dr. Fried is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Hives, Urticaria Pigmentosa, Selective Deficiency of IgA, and DiGeorge Syndrome.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Allergy & Asthma Care PC

      101 Industrial Park Rd Unit 307, 
      Taunton, MA 
      Languages Spoken:
      English

      Deborah Pedersen is an Allergy and Immunologist in Taunton, Massachusetts. Dr. Pedersen is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Food Allergy.

      Experienced in Complement Component 2 Deficiency
      Internal Medicine
      Experienced in Complement Component 2 Deficiency
      Internal Medicine

      Office

      1153 Centre St Ste 4930, 
      Jamaica Plain, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Paige Wickner is an Internal Medicine provider in Jamaica Plain, Massachusetts. Dr. Wickner is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Hives, Anaphylaxis, Chronic Spontaneous Urticaria (CSU), and Vibratory Urticaria.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Massachusetts General Hospital

      55 Fruit St, 
      Boston, MA 
      Languages Spoken:
      English
      Offers Telehealth

      Aleena Banerji is an Allergy and Immunologist in Boston, Massachusetts. Dr. Banerji is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Angioedema, Hives, Hereditary Angioedema, and Anaphylaxis.

      Experienced in Complement Component 2 Deficiency
      Pulmonary Medicine
      Experienced in Complement Component 2 Deficiency
      Pulmonary Medicine

      Office

      725 Albany St Ste 9B, 
      Boston, MA 
      Languages Spoken:
      English

      David Center is a Pulmonary Medicine provider in Boston, Massachusetts. Dr. Center is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Bronchiectasis, Hives, Angioedema, and Grass Allergy.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Office

      850 Boylston St Ste 540, 
      Chestnut Hill, MA 
      Languages Spoken:
      English
      Offers Telehealth

      David Sloane is an Allergy and Immunologist in Chestnut Hill, Massachusetts. Dr. Sloane is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Primary Immunodeficiency (PID), Selective Deficiency of IgA, Common Variable Immune Deficiency, and Immunodeficiency with Hyper IgM Type 1.

      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology
      Experienced in Complement Component 2 Deficiency
      Allergy and Immunology

      Office

      850 Boylston St Ste 540, 
      Chestnut Hill, MA 
      Experience:
      47+ years
      Languages Spoken:
      English
      Offers Telehealth

      Maria Castells is an Allergy and Immunologist in Chestnut Hill, Massachusetts. Dr. Castells has been practicing medicine for over 47 years and is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, Exercise-Induced Anaphylaxis (EIA), and Anaphylaxis.

      Experienced in Complement Component 2 Deficiency
      Internal Medicine
      Experienced in Complement Component 2 Deficiency
      Internal Medicine

      Berkshire Medical Center Inc

      725 N St, 
      Pittsfield, MA 
      Languages Spoken:
      English

      Sukhpal Mann is a primary care provider, practicing in Internal Medicine in Pittsfield, Massachusetts. Dr. Mann is rated as an Experienced provider by MediFind in the treatment of Complement Component 2 Deficiency. His top areas of expertise are Stroke, Sepsis, Ascites, Endoscopy, and Colonoscopy.

      Showing 1-20 of 28

      Last Updated: 01/09/2026

      What is the definition of Complement Component 2 Deficiency?

      Complement component 2 deficiency is a disorder that causes the immune system to malfunction, resulting in a form of immunodeficiency. Immunodeficiencies are conditions in which the immune system is not able to protect the body effectively from foreign invaders such as bacteria and viruses. People with complement component 2 deficiency have a significantly increased risk of recurrent bacterial infections, specifically of the lungs (pneumonia), the membrane covering the brain and spinal cord (meningitis), and the blood (sepsis), which may be life-threatening. These infections most commonly occur in infancy and childhood and become less frequent in adolescence and adulthood.

      When should I see a Complement Component 2 Deficiency doctor in Massachusetts, 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 Complement Component 2 Deficiency doctor in Massachusetts, 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 Complement Component 2 Deficiency doctors in Massachusetts, 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 Complement Component 2 Deficiency doctors in Massachusetts, 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 Complement Component 2 Deficiency doctor in Massachusetts, 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 Complement Component 2 Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Complement Component 2 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 Complement Component 2 Deficiency doctor in Massachusetts, 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 Complement Component 2 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 Complement Component 2 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 Complement Component 2 Deficiency doctors in Massachusetts, US?

      Look for the filter feature on the left side of the Complement Component 2 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 Complement Component 2 Deficiency doctor that offers video calls?

      Look for the filter feature on the left-side of the Complement Component 2 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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