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

Find the Top Primary Immunodeficiency (PID) Experts and Specialists

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

Last Updated: 02/22/2026

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MediFind found 59 doctor with experience in Primary Immunodeficiency (PID) near Mountain View, CA. Of these, 49 are Experienced and 10 are Advanced.

Location
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59 providers found
    Hanhsing I. Wu
    Advanced in Primary Immunodeficiency (PID)
    Advanced in Primary Immunodeficiency (PID)

    Mountain View Center

    Mountain View, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Hanhsing Wu is an Oncologist in Mountain View, California. Dr. Wu is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Familial Pancreatic Cancer, Childhood Iron Deficiency Anemia, and Bone Marrow Aspiration. Dr. Wu is currently accepting new patients.

    Kim-son Nguyen
    Advanced in Primary Immunodeficiency (PID)
    Advanced in Primary Immunodeficiency (PID)

    Mountain View Center

    Mountain View, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kim-son Nguyen is a Hematologist in Mountain View, California. Dr. Nguyen is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Small Lymphocytic Lymphoma (SLL), Familial Colorectal Cancer, Non-Small Cell Lung Cancer (NSCLC), and Lung Cancer. Dr. Nguyen is currently accepting new patients.

    Edmund W. Tai
    Advanced in Primary Immunodeficiency (PID)
    Advanced in Primary Immunodeficiency (PID)

    Sunnyvale Center (301)

    301 Old San Francisco Road, 
    Sunnyvale, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edmund Tai is an Oncologist in Sunnyvale, California. Dr. Tai is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Anemia, Vitamin D Deficiency, Iron Deficiency Anemia, and Thrombocytopenia. Dr. Tai is currently accepting new patients.

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    Derrick Wong
    Advanced in Primary Immunodeficiency (PID)
    Advanced in Primary Immunodeficiency (PID)

    Sunnyvale Center

    301 Old San Francisco Road, Level 1, 
    Sunnyvale, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Derrick Wong is an Oncologist in Sunnyvale, California. Dr. Wong is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Anemia, Familial Colorectal Cancer, Myelodysplastic Syndrome (MDS), and Colorectal Cancer. Dr. Wong is currently accepting new patients.

    Charles Feng
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Mountain View, CA 
     (0.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Charles Feng is an Allergy and Immunologist in Mountain View, California. Dr. Feng has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Grass Allergy, Allergic Rhinitis, Sinusitis, and Vibratory Urticaria. Dr. Feng is currently accepting new patients.

    Michael J. Mulligan
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology
    Mountain View, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Mulligan is an Allergy and Immunologist in Mountain View, California. Dr. Mulligan 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 Nonallergic Rhinopathy. Dr. Mulligan is currently accepting new patients.

    Huy V. Nguyen
    Experienced in Primary Immunodeficiency (PID)
    Experienced in Primary Immunodeficiency (PID)

    Sunnyvale Center (301)

    301 Old San Francisco Road, Level 1, 
    Sunnyvale, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Huy Nguyen is a Hematologist in Sunnyvale, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Appendix Cancer, Stomach Cancer, Idiopathic Neutropenia, and Chronic Familial Neutropenia. Dr. Nguyen is currently accepting new patients.

    Roozbeh Mohajer
    Experienced in Primary Immunodeficiency (PID)
    Experienced in Primary Immunodeficiency (PID)

    Palo Alto Center

    Palo Alto, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Roozbeh Mohajer is a Hematologist in Palo Alto, California. Dr. Mohajer is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Familial Colorectal Cancer, Testicular Yolk Sac Tumor, Ovarian Carcinosarcoma, and Virilizing Ovarian Tumor. Dr. Mohajer is currently accepting new patients.

    Alison G. Chang
    Experienced in Primary Immunodeficiency (PID)
    Experienced in Primary Immunodeficiency (PID)

    Palo Alto Center

    Palo Alto, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Alison Chang is an Oncologist in Palo Alto, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Inflammatory Breast Cancer, and Angiosarcoma. Dr. Chang is currently accepting new patients.

    Robert T. Torrano
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology | Pediatrics
    Experienced in Primary Immunodeficiency (PID)
    Allergy and Immunology | Pediatrics

    Allergy & Asthma Associates Of Santa Clara Valley A Medical Corp

    4050 Moorpark Ave, 
    San Jose, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Robert Torrano is a Pediatrics specialist and an Allergy and Immunologist in San Jose, California. Dr. Torrano is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Allergic Rhinitis, Grass Allergy, Sinusitis, and Vibratory Urticaria. Dr. Torrano is currently accepting new patients.

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

    Scott P. Wachhorst M.D. A Professional Corporation

    Mountain View, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    Steven Rubinstein is a Pediatrics provider in Mountain View, California. Dr. Rubinstein is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Sinusitis, Allergic Rhinitis, Grass Allergy, and Asthma.

    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine | Plastic Surgery
    Experienced in Primary Immunodeficiency (PID)
    Internal Medicine | Plastic Surgery

    John E Barnes MD Inc

    2500 Hospital Dr Bldg 2, 
    Mountain View, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    David Kaufman is a primary care provider, practicing in Plastic Surgeon in Mountain View, California. Dr. Kaufman is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Thoracic Outlet Syndrome, Brachial Plexopathy, and Babesiosis.

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

    Palo Alto - 49 Wells Building

    49 Wells Avenue, Level 3, 
    Palo Alto, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Salwan Abiezzi is a primary care provider, practicing in Internal Medicine in Palo Alto, California. Dr. Abiezzi is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Cramp-Fasciculation Syndrome, Glossodynia, Burning Mouth Syndrome, and Tension Headache.

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

    Stanford Rehabilitation Clinic

    730 Welch Rd, 
    Palo Alto, CA 
     (6.1 miles away)
    Languages Spoken:
    English

    Sean Mcghee is an Allergy and Immunologist in Palo Alto, California. Dr. Mcghee is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). His top areas of expertise are Eosinophilic Esophagitis, Esophagitis, Primary Immunodeficiency (PID), and Common Variable Immune Deficiency.

    Advanced in Primary Immunodeficiency (PID)
    Infectious Disease
    Advanced in Primary Immunodeficiency (PID)
    Infectious Disease

    Stanford Rehabilitation Clinic

    730 Welch Rd, 
    Palo Alto, CA 
     (6.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anne Liu is an Infectious Disease provider in Palo Alto, California. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Asthma, Pneumocystis Jiroveci Pneumonia, DRESS Syndrome, and Aspergillosis.

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

    Stanford Rehabilitation Clinic

    730 Welch Rd, 
    Palo Alto, CA 
     (6.1 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English

    Yael Gernez is an Internal Medicine provider in Palo Alto, California. Dr. Gernez has been practicing medicine for over 18 years and is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Exercise-Induced Anaphylaxis (EIA), Anaphylaxis, Serum Sickness, and Selective Deficiency of IgA.

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

    Stanford University

    875 Blake Wilbur Dr, 
    Palo Alto, CA 
     (6.1 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Bita Fakhri is an Internal Medicine provider in Palo Alto, California. Dr. Fakhri has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Small Lymphocytic Lymphoma (SLL), Bone Marrow Aspiration, and Bone Marrow Transplant.

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

    Stanford University

    875 Blake Wilbur Dr, 
    Palo Alto, CA 
     (6.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Beth Martin is a Hematologist in Palo Alto, California. Dr. Martin is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Reticulohistiocytoma, Histiocytosis, and Bone Marrow Aspiration.

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

    Radiology-Menlo Medical Clinic In Menlo Park-1300 Crane

    1300 Crane St, 
    Menlo Park, CA 
     (7.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jenna Nguyen is an Allergy and Immunologist in Menlo Park, California. Dr. Nguyen is rated as an Advanced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Sinusitis, Allergic Rhinitis, Hives, and Asthma in Children.

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

    Office

    269 Campus Dr Rm 3215, 
    Stanford, CA 
     (5.3 miles away)
    Languages Spoken:
    English

    Sara Kleinman is an Internal Medicine provider in Stanford, California. Dr. Kleinman is rated as an Experienced provider by MediFind in the treatment of Primary Immunodeficiency (PID). Her top areas of expertise are Allergic Rhinitis, Hives, Sinusitis, and Food Allergy.

    Showing 1-20 of 59

    Last Updated: 02/22/2026

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