The 20 Best Primary Immunodeficiency (PID) Doctors Near Me in fountain valley, CA

Find the Top Primary Immunodeficiency (PID) Experts and Specialists

Last Updated: 09/26/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 114 doctor with experience in Primary Immunodeficiency (PID) near fountain valley, CA. Of these, 98 are Experienced, 14 are Advanced, 1 are Distinguished and 1 are Elite.

Location
LocationClose
114 providers found
    Elite in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Elite in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Referral may be required

    Gottschalk Medical Plaza

    1 Medical Plaza Drive, 
    Irvine, CA 
     (7.3 miles away)
    Languages Spoken:
    English, Hindi
    Offers Telehealth

    Sudhir Gupta is an Allergy and Immunologist practicing medicine in Irvine, California. Dr. Gupta is rated as an Elite provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Primary Immunodeficiency (PID), Common Variable Immune Deficiency, X-Linked Agammaglobulinemia, and Immunodeficiency with Hyper IgM Type 1. Dr. Gupta is board certified in American Board Of Allergy And Immunology - Allergy And Immunology.

    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Referral may be required

    UCI Health - Irvine Chao Family Comprehensive Cancer Center & Ambulatory Care

    19208 Jamboree Road, 
    Irvine, CA 
     (8.2 miles away)
    Languages Spoken:
    English, Farsi
    Offers Telehealth

    Misagh Karimi is a Hematologist and an Oncologist practicing medicine in Irvine, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast. Dr. Karimi is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine - Medical Oncology.

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

    Office

    1170 Baker St Ste H1, 
    Costa Mesa, CA 
     (3.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thao Phan is a primary care provider, practicing in Family Medicine in Costa Mesa, California. Dr. Phan is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Purpura, Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, and Type 2 Diabetes (T2D). Dr. Phan is currently accepting new patients.

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

    Geriatric Medicine Huntington Beach

    19582 Beach Blvd Ste 250, 
    Huntington Beach, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Son Nguyen is a primary care provider, practicing in Internal Medicine in Huntington Beach, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Ureteroscopy, and Colonoscopy. Dr. Nguyen is currently accepting new patients.

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

    Uyen Jackie Nguyen M.D. Inc.

    18682 Beach Blvd Ste 110, 
    Huntington Beach, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Uyen Nguyen is a primary care provider, practicing in Family Medicine in Huntington Beach, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Severe Acute Respiratory Syndrome (SARS), Tracheitis, Familial Hypertriglyceridemia, and Vitamin D Deficiency. Dr. Nguyen is currently accepting new patients.

    Distinguished in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Distinguished in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Referral may be required

    Jocelyn Bennett Craig MD Corp.

    1501 Superior Ave Ste 201, 
    Newport Beach, CA 
     (6.0 miles away)
    Languages Spoken:
    English

    Ankmalika Louis is an Allergy and Immunologist practicing medicine in Newport Beach, California. Dr. Louis is rated as a Distinguished provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Primary Immunodeficiency (PID), Common Variable Immune Deficiency, X-Linked Agammaglobulinemia, and Immunodeficiency with Hyper IgM Type 1.

    Experienced in Primary Immunodeficiency (PID)
    Hematology
    Experienced in Primary Immunodeficiency (PID)
    Hematology
    Referral may be required
    3747 Worsham Avenue, Suite 101, 
    Long Beach, CA 
     (13.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lihong Wu is a Hematologist practicing medicine in Long Beach, California. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 19 other conditions, according to our data. Her clinical expertise encompasses Liver Failure, Agranulocytosis, Thrombocytopenia, Gastrostomy, and Endoscopy. Dr. Wu is board certified in Internal Medicine (Sub: Medical Oncology), American Board Internal Medicine, Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Wu is currently accepting new patients.

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

    Office

    17360 Brookhurst St, 
    Fountain Valley, CA 
     (0.2 miles away)
    Languages Spoken:
    English

    Kimberly Motta is a primary care provider, practicing in Internal Medicine in Fountain Valley, California. Dr. Motta is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Properdin Deficiency, Thiopurine S-Methyltransferase Deficiency, Hyperphenylalaninemia Due to Dehydratase Deficiency, Gastrostomy, and Hip Replacement.

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

    Compassionate Cancer Care Medical Group Inc.

    11180 Warner Ave, 
    Fountain Valley, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Steven Yu is a primary care provider, practicing in Internal Medicine in Fountain Valley, California. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Splenic Neoplasm, Liver Cancer, Essential Thrombocythemia, and Osteosarcoma. Dr. Yu is board certified in American Board Internal Medicine.

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

    Oncology Physicians Network Of California PC

    11180 Warner Ave, 
    Fountain Valley, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Eric Lee is a primary care provider, practicing in Internal Medicine in Fountain Valley, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Splenic Neoplasm, Deep Vein Thrombosis, Paris-Trousseau Thrombocytopenia, and RUNX1 Familial Platelet Disorder. Dr. Lee is board certified in American Board Internal Medicine.

    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Referral may be required

    Steven F Weinstein MD A Prof Corp

    17742 Beach Blvd, 
    Huntington Beach, CA 
     (1.9 miles away)
    Languages Spoken:
    English

    Steven Weinstein is an Allergy and Immunologist practicing medicine in Huntington Beach, California. Dr. Weinstein is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Allergic Rhinitis, Asthma, Angioedema, and Serum Sickness. Dr. Weinstein is board certified in American Board Of Allergy & Immunology.

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

    Shawn Crum D.O. M.P.H. A Medical Corporation

    16787 Beach Blvd, 
    Huntington Beach, CA 
     (2.1 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Shawn Crum is a primary care provider, practicing in Internal Medicine in Huntington Beach, California. He has been practicing medicine for over 17 years. Dr. Crum is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Sepsis, Leukemoid Reaction, Pneumonia, and Lymphangitis.

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

    Optum - Harbor

    3501 S Harbor Blvd, 
    Santa Ana, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Ravi Shah is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, Hyperaldosteronism, and Primary Immunodeficiency (PID). Dr. Shah is board certified in American Board Of Internal Medicine.

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

    Optum - Harbor

    3501 S Harbor Blvd, 
    Santa Ana, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Shirin Majdizadeh is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Majdizadeh is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, Hyperaldosteronism, Colonoscopy, and Endoscopy. Dr. Majdizadeh is board certified in American Board Of Internal Medicine.

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

    Optum - Harbor

    3501 S Harbor Blvd, 
    Santa Ana, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Sharanjit Singh is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her clinical expertise encompasses Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, Endoscopy, and Gastrostomy. Dr. Singh is board certified in American Board Of Internal Medicine.

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

    Optum - Harbor

    3501 S Harbor Blvd, 
    Santa Ana, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Betsy Kuriakose is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Kuriakose 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 Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, Hyperaldosteronism, and Sepsis. Dr. Kuriakose is board certified in American Board Of Internal Medicine.

    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Referral may be required

    Hoag Medical Group Oncology

    19582 Beach Blvd, Ste 206, 
    Huntington Beach, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yaser Homsi is a primary care provider, a Hematologist and an Oncologist in Huntington Beach, California. Dr. Homsi is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Lung Cancer, Squamous Cell Lung Carcinoma, Small Cell Lung Cancer (SCLC), and Bone Marrow Aspiration.

    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Referral may be required

    Hoag Health Center Huntington Beach

    19582 Beach Blvd Ste 370, 
    Huntington Beach,, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Vivian Aranez is an Allergy and Immunologist practicing medicine in Huntington Beach,, California. Dr. Aranez is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Allergic Rhinitis, Sinusitis, Grass Allergy, and Allergic Conjunctivitis.

    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Experienced in Primary Immunodeficiency (PID)
    Hematology | Oncology
    Referral may be required

    Office

    19582 Beach Blvd Ste 212, 
    Huntington Beach, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    David Burtzo is a Hematologist and an Oncologist practicing medicine in Huntington Beach, California. Dr. Burtzo is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Lung Cancer.

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

    Geriatric Medicine Huntington Beach

    19582 Beach Blvd Ste 250, 
    Huntington Beach, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Danny Vo is a primary care provider, practicing in Internal Medicine in Huntington Beach, California. Dr. Vo is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His clinical expertise encompasses Juvenile Primary Osteoporosis, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Showing 1-20 of 114

    Last Updated: 09/26/2026

    When should I see a Primary Immunodeficiency (PID) doctor near fountain valley, CA?

    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 fountain valley, CA?

    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 fountain valley, CA?

    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 fountain valley, CA?

    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 fountain valley, CA?

    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 fountain valley, CA?

    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 fountain valley, CA?

    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 

    Read more about our Content Policy.