The 20 Best Omenn Syndrome Doctors Near Me in foothill ranch, CA

Find the Top Omenn Syndrome Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 12 doctor with experience in Omenn Syndrome near foothill ranch, CA. Of these, 9 are Experienced and 3 are Advanced.

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12 providers found
    Experienced in Omenn Syndrome
    Allergy and Immunology
    Experienced in Omenn Syndrome
    Allergy and Immunology
    Referral may be required

    Office

    26672 Portola Pkwy Ste 110, 
    Foothill Ranch, CA 
     (1.0 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Christine Panganiban is an Allergy and Immunologist practicing medicine in Foothill Ranch, California. She has been practicing medicine for over 10 years. Dr. Panganiban is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. Her clinical expertise encompasses Angioedema, Common Variable Immune Deficiency, Grass Allergy, and Hives.

    Experienced in Omenn Syndrome
    Internal Medicine
    Experienced in Omenn Syndrome
    Internal Medicine

    Pharmacy-Tustin Ranch Mob At Tustin Ranch Medical Offices

    2521 Michelle Dr, 
    Tustin,, CA 
     (8.3 miles away)
    Languages Spoken:
    English

    Trisha Sharma is a primary care provider, practicing in Internal Medicine in Tustin,, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. Her clinical expertise encompasses Nonallergic Rhinopathy, Angioedema, Hives, and Episcleritis.

    Advanced in Omenn Syndrome
    Allergy and Immunology
    Advanced in Omenn Syndrome
    Allergy and Immunology
    Referral may be required

    Gottschalk Medical Plaza

    1 Medical Plaza Drive, 
    Irvine, CA 
     (10.9 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 Advanced provider by MediFind in the treatment of Omenn Syndrome. 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.

    Learn about our expert tiers
    Advanced in Omenn Syndrome
    Allergy and Immunology
    Advanced in Omenn Syndrome
    Allergy and Immunology
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, Building 30, 
    Orange, CA 
     (14.8 miles away)
    Languages Spoken:
    English, Turkish
    Offers Telehealth

    Yesim Demirdag is an Allergy and Immunologist practicing medicine in Orange, California. Dr. Demirdag is rated as an Advanced provider by MediFind in the treatment of Omenn Syndrome. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Nonallergic Rhinopathy, Ozena, Primary Immunodeficiency (PID), and X-Linked Severe Combined Immunodeficiency. Dr. Demirdag is board certified in American Board Of Allergy And Immunology - Allergy And Immunology.

    Advanced in Omenn Syndrome
    Pediatric Hematology Oncology
    Advanced in Omenn Syndrome
    Pediatric Hematology Oncology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Eric Won is a Pediatric Hematologist Oncology provider practicing medicine in Orange, California. Dr. Won is rated as an Advanced provider by MediFind in the treatment of Omenn Syndrome. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Congenital Athymia, Hereditary Spherocytosis, Koolen De Vries Syndrome, and Aase Syndrome. Dr. Won is currently accepting new patients.

    Experienced in Omenn Syndrome
    Internal Medicine
    Experienced in Omenn Syndrome
    Internal Medicine

    UC Irvine Medical Center - Primary Care & Internal Medicine

    101 The City Drive South, Building 29, 
    Orange, CA 
     (14.8 miles away)
    Languages Spoken:
    English, Farsi
    Offers Telehealth

    Maryam Rahimi is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Rahimi is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. She is also highly rated in 18 other conditions, according to our data. Her clinical expertise encompasses AIDS Dysmorphic Syndrome, AIDS Dementia Complex, HIV/AIDS, and Shingles. Dr. Rahimi is board certified in American Board Of Internal Medicine - Internal Medicine.

    Experienced in Omenn Syndrome
    Allergy and Immunology
    Experienced in Omenn Syndrome
    Allergy and Immunology
    Referral may be required

    Allergy Medical Group Inc.

    400 Newport Center Dr Ste 401, 
    Newport Beach, CA 
     (12.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Christina Schwindt is an Allergy and Immunologist practicing medicine in Newport Beach, California. Dr. Schwindt is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Primary Immunodeficiency (PID), Allergic Rhinitis, Asthma, and Sinusitis.

    Experienced in Omenn Syndrome
    Family Medicine
    Experienced in Omenn Syndrome
    Family Medicine
    1140 West La Veta Avenue, Suite 700, 
    Orange, CA 
     (13.2 miles away)
    Languages Spoken:
    English

    Antonio Ferrey is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Ferrey is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), High Cholesterol, Diabetic Neuropathy, and Glucocorticoid-Remediable Aldosteronism. Dr. Ferrey is board certified in American Board Of Family Medicine.

    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Amit Soni is a Pediatric Hematologist Oncology provider practicing medicine in Orange, California. Dr. Soni is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Hemophilia A, Ataxia-Pancytopenia Syndrome, Shwachman-Diamond Syndrome, and Hemophilic Arthropathy. Dr. Soni is currently accepting new patients.

    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Geetha Puthenveetil is a Pediatric Hematologist Oncology provider practicing medicine in Orange, California. Dr. Puthenveetil is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Alpha Thalassemia, Thalassemia, Hemolytic Anemia, and Beta Thalassemia. Dr. Puthenveetil is currently accepting new patients.

    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Vanessa Salinas-Luna is a Pediatric Hematologist Oncology provider practicing medicine in Orange, California. Dr. Salinas-Luna is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. Her clinical expertise encompasses Beta Thalassemia, Hemophilia A, Hemophilic Arthropathy, and Ataxia-Pancytopenia Syndrome. Dr. Salinas-Luna is currently accepting new patients.

    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Experienced in Omenn Syndrome
    Pediatric Hematology Oncology
    Referral required
    1201 West La Veta Avenue, 
    Orange, CA 
     (13.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Diane Nugent is a Pediatric Hematologist Oncology provider practicing medicine in Orange, California. Dr. Nugent is rated as an Experienced provider by MediFind in the treatment of Omenn Syndrome. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Blood Clots, Hemophilia A, Immune Thrombocytopenic Purpura (ITP), and Mast Cell Activation Syndrome (MCAS). Dr. Nugent is currently accepting new patients.

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    Last Updated: 09/26/2026

    What is the definition of Omenn Syndrome?

    Omenn syndrome is an inherited disorder of the immune system (immunodeficiency). Omenn syndrome is one of several forms of severe combined immunodeficiency (SCID), a group of disorders that cause individuals to have virtually no immune protection from bacteria, viruses, and fungi. Individuals with SCID are prone to repeated and persistent infections that can be very serious or life-threatening. Infants with Omenn syndrome typically experience pneumonia and chronic diarrhea. Often the organisms that cause infection in people with this disorder are described as opportunistic because they ordinarily do not cause illness in healthy people.

    When should I see an Omenn Syndrome doctor near foothill ranch, 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 an Omenn Syndrome doctor near foothill ranch, 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 Omenn Syndrome doctors near foothill ranch, 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 Omenn Syndrome doctors near foothill ranch, 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 an Omenn Syndrome doctor near foothill ranch, 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 Omenn Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Omenn Syndrome 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 an Omenn Syndrome doctor near foothill ranch, 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 Omenn Syndrome 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 Omenn Syndrome 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 Omenn Syndrome doctors near foothill ranch, CA?

    Look for the filter feature on the left side of the Omenn Syndrome 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 an Omenn Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Omenn Syndrome 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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