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

Find the Top Primary Immunodeficiency (PID) Experts and Specialists

The 20 Best Primary Immunodeficiency (PID) Doctors near Pasadena, CA

Last Updated: 02/22/2026

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MediFind found 113 doctor with experience in Primary Immunodeficiency (PID) near Pasadena, CA. Of these, 101 are Experienced, 11 are Advanced and 1 are Distinguished.

Location
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113 providers found
    Experienced in Primary Immunodeficiency (PID)
    Oncology | Hematology
    Experienced in Primary Immunodeficiency (PID)
    Oncology | Hematology
    1505 Wilson Terrace, Suite 200, 
    Glendale, CA 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Boris Bagdasarian is a Hematologist and an Oncologist in Glendale, California. Dr. Bagdasarian is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Chronic Familial Neutropenia, Agranulocytosis, Langerhans Cell Histiocytosis, and Thrombocytopenia. Dr. Bagdasarian is currently accepting new patients.

    Distinguished in Primary Immunodeficiency (PID)
    Pediatrics | Allergy and Immunology
    Distinguished in Primary Immunodeficiency (PID)
    Pediatrics | Allergy and Immunology

    Los Angeles Medical Center

    1505 N Edgemont St, 
    Los Angeles, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tiffany Jean is a Pediatrics specialist and an Allergy and Immunologist in Los Angeles, California. Dr. Jean is rated as a Distinguished provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Nonallergic Rhinopathy, Primary Immunodeficiency (PID), Ozena, and Hives. Dr. Jean is currently accepting new patients.

    Caspian H. Oliai
    Experienced in Primary Immunodeficiency (PID)
    Experienced in Primary Immunodeficiency (PID)

    UCLA Cancer Care DTLA

    700 W 7th St, Ste S270-B, 
    Los Angeles, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Caspian Oliai is a Hematologist in Los Angeles, California. Dr. Oliai is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Acute Myeloid Leukemia (AML), Acute Lymphoblastic Leukemia (ALL), Multiple Myeloma, Bone Marrow Transplant, and Bone Marrow Aspiration. Dr. Oliai is currently accepting new patients.

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

    Huntington Asthma And Allergy Center

    301 S Fair Oaks Ave, 
    Pasadena, CA 
     (0.6 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English

    Reyneiro Castro is a Pediatrics specialist and an Allergy and Immunologist in Pasadena, California. Dr. Castro has been practicing medicine for over 28 years and 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)
    Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine

    John K F Debeixedon MD Inc.

    675 S Arroyo Pkwy, 
    Pasadena, CA 
     (1.0 miles away)
    Languages Spoken:
    English

    Thanda Zaw is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Zaw is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Hereditary Angioedema, and Thiopurine S-Methyltransferase Deficiency.

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

    Huntington Health

    100 W California Blvd, 
    Pasadena, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Maria Aranas is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Aranas is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sepsis, Heart Attack, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

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

    Huntington Outpatient Surgery

    797 S Fair Oaks Ave, 
    Pasadena, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Julia Salamon is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Salamon is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Apparent Mineralocorticoid Excess, Hyperaldosteronism, Familial Hyperaldosteronism, and Primary Immunodeficiency (PID).

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

    Oncology Physicians Network Of California PC

    50 Alessandro Pl, 
    Pasadena, CA 
     (1.2 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Offers Telehealth

    Weber Chen is an Internal Medicine provider in Pasadena, California. Dr. Chen has been practicing medicine for over 28 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Thrombocytopenia, Angiosarcoma, Inflammatory Breast Cancer, and Familial Colorectal Cancer.

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

    Office

    625 S Fair Oaks Ave Ste 320, 
    Pasadena, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alexander Black is a Hematologist in Pasadena, California. Dr. Black is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Angiosarcoma, and Anemia.

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

    Southern California Internists Medical Group

    1713 E Walnut St, 
    Pasadena, CA 
     (1.7 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Gregor Paronian is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Paronian has been practicing medicine for over 19 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and Vitamin D Deficiency.

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

    Daniel Jae Kim, M.D.

    209 Fair Oaks Ave, 
    South Pasadena, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Kim is an Oncologist in South Pasadena, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Stomach Cancer, Agranulocytosis, Chronic Familial Neutropenia, and Blood Clots.

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

    Office

    2319 E Washington Blvd, 
    Pasadena, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Stephen Henry is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Henry is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, Transmyocardial Revascularization, and Stent Placement.

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

    Washington Medical Group

    2544 E Washington Blvd, 
    Pasadena, CA 
     (3.1 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English
    Offers Telehealth

    Marina Manvelyan is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Manvelyan has been practicing medicine for over 41 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Macroamylasemia, and Primary Immunodeficiency (PID).

    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology | Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology | Internal Medicine

    The Adult And Child Allergy Medical Clinic

    330 S Garfield Ave, 
    Alhambra, CA 
     (4.0 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Stephen Wong is an Internal Medicine specialist and an Allergy and Immunologist in Alhambra, California. Dr. Wong has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sinusitis, Allergic Rhinitis, Hives, and Chronic Spontaneous Urticaria (CSU).

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

    Office

    1808 Verdugo Blvd Ste 316, 
    Glendale, CA 
     (6.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Niveen Abdelmessih is a primary care provider, practicing in Family Medicine in Glendale, California. Dr. Abdelmessih is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Multiple Carboxylase Deficiency, Endoscopy, and Gastrostomy.

    Lasika C. Seneviratne
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine

    Los Angeles Hematology

    222 W Eulalia St, 
    Glendale, CA 
     (6.6 miles away)
    Experience:
    34+ years
    Languages Spoken:
    English
    Offers Telehealth

    The mission of The Los Angeles Cancer Network is to provide compassionate individualized treatment using the most recent proven advances in cancer care as well as education and support to our patients and their families. Dr. Seneviratne is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Agranulocytosis, and Inflammatory Breast Cancer.

    Shuo S. Wang
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine

    Shuo S Wang MD Inc

    711 W College St, 
    Los Angeles, CA 
     (7.9 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English

    Our goal is to assist every patient in achieving optimum health and maintain a healthy lifestyle. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sepsis, Acute Kidney Failure, Hospital-Acquired Pneumonia, Gastrostomy, and Endoscopy.

    Advanced in Primary Immunodeficiency (PID)
    Advanced in Primary Immunodeficiency (PID)

    Children's Hospital Los Angeles

    4650 W Sunset Blvd, 
    Los Angeles, CA 
     (9.0 miles away)
    Languages Spoken:
    English

    Joseph Church is a Pediatrics provider in Los Angeles, California. Dr. Church is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Primary Immunodeficiency (PID), X-Linked Agammaglobulinemia, Common Variable Immune Deficiency, and Hyper IgE Syndrome.

    Advanced in Primary Immunodeficiency (PID)
    General Practice
    Advanced in Primary Immunodeficiency (PID)
    General Practice

    Carlos S. Martinez, MD

    1245 Wilshire Blvd Ste 630, 
    Los Angeles, CA 
     (9.5 miles away)
    Languages Spoken:
    English

    Carlos Martinez is a primary care provider, practicing in General Practice in Los Angeles, California. Dr. Martinez is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Antibody-Mediated Rejection, Viral Gastroenteritis, Advanced Bronchoscopy, and Colonoscopy.

    Advanced in Primary Immunodeficiency (PID)
    Oncology
    Advanced in Primary Immunodeficiency (PID)
    Oncology

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sarah Lee is an Oncologist in Duarte, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Multiple Myeloma, Smoldering Multiple Myeloma, Relapsed Refractory Multiple Myeloma (RRMM), and Primary Immunodeficiency (PID).

    Showing 1-20 of 113

    Last Updated: 02/22/2026

    When should I see a Primary Immunodeficiency (PID) doctor near Pasadena, 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 Pasadena, 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 Pasadena, 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 Pasadena, 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 Pasadena, 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 Pasadena, 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 Pasadena, 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 

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