The 20 Best Primary Immunodeficiency (PID) Doctors Near Me in Mechanicsburg, PA

Find the Top Primary Immunodeficiency (PID) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 12 doctor with experience in Primary Immunodeficiency (PID) near Mechanicsburg, PA. Of these, 11 are Experienced and 1 are Advanced.

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

    Medical Arts Allergy PC

    1700 Bent Creek Boulevard, Suite 210, 
    Mechanicsburg, PA 
     (2.6 miles away)
    Languages Spoken:
    English

    Donald S. Harper, MD, specializes in allergy and immunology. He is affiliated with UPMC Community Osteopathic, UPMC Carlisle, UPMC West Shore and UPMC Pinnacle Harrisburg. Dr. Harper completed his fellowship at Wilford Hall Medical Center, residency at Keesler Medical Center - Biloxi and medical degree at the University of Utah School of Medicine. Dr. Harper is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Allergic Conjunctivitis, and Grass Allergy.

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

    UPMC Hillman Cancer Center - Mechanicsburg

    2020 Technology Parkway, Suite 3200, 
    Mechanicsburg, PA 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Charles Reninger, MD, specializes in hematology oncology and is board-certified in medical oncology by the American Board of Internal Medicine. He practices at UPMC Hillman Cancer Center - Pinnacle and is affiliated with UPMC Memorial, UPMC Lititz, UPMC Hanover, UPMC Carlisle, UPMC West Shore, UPMC Community Osteopathic, and UPMC Harrisburg. Dr. Reninger received his medical degree from the Medical College of Pennsylvania and completed his residency program at the Hospital of the University of Pennsylvania, followed by a fellowship program at the University of Florida College of Medicine. Dr. Reninger is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Lung Cancer, Small Cell Lung Cancer (SCLC), and Pleuropulmonary Blastoma. Dr. Reninger is currently accepting new patients.

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

    UPMC Hillman Cancer Center - Mechanicsburg

    2020 Technology Parkway, Suite 3200, 
    Mechanicsburg, PA 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Scott C. Felter, DO, specializes in hematology oncology and is board-certified in oncology and hematology by the American Osteopathic Board of Internal Medicine. He is affiliated with UPMC Pinnacle Harrisburg, UPMC Community Osteopathic, UPMC West Shore, UPMC Memorial and UPMC Carlisle. Dr. Felter completed his fellowship at Penn State Health Milton S. Hershey Medical Center, residency at Community General Osteopathic Hospital and medical degree at Michigan State University. Dr. Felter is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Monoclonal Gammopathy of Undetermined Significance (MGUS), Schnitzler Syndrome, and Prostate Cancer. Dr. Felter is currently accepting new patients.

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

    PinnacleHealth Internal Medicine Camp Hill

    4400 Carlisle Pike, 
    Camp Hill, PA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Krista M. Todoric, MD, specializes in allergy and immunology. She is affiliated with UPMC Community Osteopathic, UPMC Carlisle, UPMC West Shore and UPMC Pinnacle Harrisburg. Dr. Todoric completed her residencies at the University of North Carolina at Chapel Hill and Penn State College of Medicine and medical degree at Penn State College of Medicine. Dr. Todoric is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Hives, Grass Allergy, Allergic Conjunctivitis, and Allergic Rhinitis.

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

    UPMC Allergy And Immunology

    21 Waterford Drive, 
    Mechanicsburg, PA 
     (3.7 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients
    Offers Telehealth

    Larisa Fritz, MD, specializes in allergy and immunology and is board-certified in internal medicine by the American Board of Internal Medicine and in allergy and immunology by the American Board of Allergy and Immunology. She is affiliated with UPMC West Shore, UPMC Community Osteopathic, and UPMC Harrisburg. Dr. Fritz earned her medical degree at Azerbaijan State Medical University. She completed her residency at PinnacleHealth and a fellowship at Pennsylvania State University College of Medicine. Dr. Fritz is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Hives, Food Allergy, Allergic Rhinitis, and Mast Cell Activation Syndrome (MCAS). Dr. Fritz is currently accepting new patients.

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

    UPMC Allergy And Immunology

    1824 Good Hope Road, 
    Enola, PA 
     (4.9 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients
    Offers Telehealth

    Svetlana Kriegel, MD, specializes in allergy and immunology and is board-certified in allergy and immunology by the American Board of Allergy and Immunology. She practices at UPMC Enola Allergy Specialists and is affiliated with West Shore, Community Osteopathic, and UPMC Pinnacle Harrisburg. Dr. Kriegel completed her medical school at Kazan State Medical Institute and residency program and fellowship program at Pennsylvania State University College of Medicine. Dr. Kriegel is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her clinical expertise encompasses Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Allergic Rhinitis, and Sinusitis. Dr. Kriegel is currently accepting new patients.

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

    Allergy & Asthma Specialists Of HBG

    2151 Linglestown Road, Suite 160A, 
    Harrisburg, PA 
     (9.6 miles away)
    Languages Spoken:
    English

    Robert M. Zuckerman, MD, specializes in allergy and immunology. He is affiliated with UPMC Community Osteopathic, UPMC West Shore and UPMC Pinnacle Harrisburg. Dr. Zuckerman completed his fellowship at Thomas Jefferson University Hospital, residency at Atlantic Health System - Overlook Hospital and medical degree at Ross University School of Medicine. Dr. Zuckerman is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Grass Allergy, Allergic Rhinitis, Sinusitis, and Hives.

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

    UPMC Hillman Cancer Center At UPMC Community Osteopathic

    4300 Londonderry Road, Suite 302, 
    Harrisburg, PA 
     (11.0 miles away)
    Languages Spoken:
    English, Hindi, Kannada, Tamil
    Accepting New Patients

    Venkataraman Rajagopalan, MD, is a medical oncologist board-certified in hematology, medical oncology, and internal medicine by the American Board of Internal Medicine. He received his medical degree from Bangalore University, India and completed his residencies in Internal Medicine at Postgraduate Institute of Medical Education and Research in Chandigarh, India and Englewood Hospital in New Jersey, followed by his fellowship in oncology-hematology at Thomas Jefferson University Hospital. In addition to traveling the world with his family, Dr. Rajagopalan is a tennis player and avid hiker, having hiked both the Smokey Mountains and the Himalayas with his wife. Dr. Rajagopalan is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hemosiderosis, Idiopathic Pulmonary Hemosiderosis, Thrombocytopenia, and ALK-Positive Non-Small Cell Lung Cancer. Dr. Rajagopalan is currently accepting new patients.

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

    Penn State Health Medical Group Andrews Patel Hematology/Oncology

    4518 Union Deposit Road, Suite 201, 
    Harrisburg, PA 
     (12.2 miles away)
    Languages Spoken:
    English

    Jihua Cheng is a Hematologist Oncology provider practicing medicine in Harrisburg, Pennsylvania. Dr. Cheng is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Anemia, and Pulmonary Embolism.

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

    Burick Center For Health And Wellness P.C.

    2005 Technology Pkwy Ste 350, 
    Mechanicsburg, PA 
     (5.2 miles away)
    Languages Spoken:
    English

    Theresa Burick is a primary care provider, practicing in Internal Medicine in Mechanicsburg, Pennsylvania. Dr. Burick is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her clinical expertise encompasses Ulcerative Colitis, Cyclic Neutropenia, Hypothyroidism, and Vitamin D Deficiency.

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

    Azizkhan Internal Medicine Associates

    888 Poplar Church Rd, 
    Camp Hill, PA 
     (5.3 miles away)
    Languages Spoken:
    English

    Reza Azizkhan is a primary care provider, practicing in Internal Medicine in Camp Hill, Pennsylvania. Dr. Azizkhan is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 48 other conditions, according to our data. His clinical expertise encompasses Vitamin D Deficiency, Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Endoscopy.

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

    Pinnacle Health Regional Physicians

    1533 Commerce Ave Ste 2, 
    Carlisle, PA 
     (11.9 miles away)
    Languages Spoken:
    English

    David Dell is a primary care provider, practicing in Family Medicine in Carlisle, Pennsylvania. Dr. Dell is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Showing 1-12 of 12

    Last Updated: 04/28/2026

    When should I see a Primary Immunodeficiency (PID) doctor near Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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 Mechanicsburg, PA?

    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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