The 20 Best Activated PI3K Delta Syndrome (APDS) Doctors in The United States

Find the Top Activated PI3K Delta Syndrome (APDS) Experts and Specialists

Last Updated: 04/28/2026

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

MediFind found 705 doctor with experience in Activated PI3K Delta Syndrome (APDS) near The United States. Of these, 596 are Experienced, 99 are Advanced, 9 are Distinguished and 1 are Elite.

Location
LocationClose
705 providers found
    Elite in Activated PI3K Delta Syndrome (APDS)
    Allergy and Immunology
    Elite in Activated PI3K Delta Syndrome (APDS)
    Allergy and Immunology

    Office

    9210 Corporate Blvd Ste 440, 
    Rockville, MD 
    Languages Spoken:
    English

    Gulbu Uzel is an Allergy and Immunologist practicing medicine in Rockville, Maryland. Dr. Uzel is rated as an Elite provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Primary Immunodeficiency (PID), X-Linked Severe Combined Immunodeficiency, and Hyper IgE Syndrome.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Family Medicine
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Family Medicine

    Herach Yadegarian, MD Private Practice

    411 N. Central Ave, Ste 130, 
    Glendale, CA 
    Languages Spoken:
    English, Armenian, Farsi
    Accepting New Patients
    Offers Telehealth

    To provide the most complete care to my patients in a caring and respectful way. Dr. Yadegarian is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Activated PI3K Delta Syndrome (APDS), ZAP70-Related Severe Combined Immunodeficiency, and Holocarboxylase Synthetase Deficiency. Dr. Yadegarian is currently accepting new patients.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Advanced in Activated PI3K Delta Syndrome (APDS)

    Reading Hospital Neurology Suite 210

    301 S 7th Ave, Ste 210, 
    West Reading, PA 
    Languages Spoken:
    English
    Offers Telehealth

    . Dr. Pilar is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Guillain-Barre Syndrome, Chronic Polyradiculoneuritis, and Miller-Fisher Syndrome. Dr. Pilar is board certified in American Board Of Psychiatry And Neurology.

    Learn about our expert tiers
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Endocrinology
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Endocrinology

    Office

    9725 63rd Dr, 
    Rego Park, NY 
    Languages Spoken:
    English
    Offers Telehealth

    Stella Ilyayeva is an Endocrinologist practicing medicine in Rego Park, New York. Dr. Ilyayeva is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 44 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hashimoto Thyroiditis, Thyroid Storm, and Thyroidectomy.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Family Medicine
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Family Medicine

    Harbor Medical Clinic

    804 Harbor Blvd, 
    West Sacramento, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    It takes great team effort to provide the level of care Arnold Greenberg MD Inc. offers, and from top to bottom in our Practice, our motivation is to excel in serving an ethnically diverse community. Dr. Polskiy is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Holocarboxylase Synthetase Deficiency, ZAP70-Related Severe Combined Immunodeficiency, Activated PI3K Delta Syndrome (APDS), and Campylobacter Infection. Dr. Polskiy is board certified in Family Medicine. Dr. Polskiy is currently accepting new patients.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine

    Az Internal Medicine

    3920 S Alma School Rd Ste 8, 
    Chandler, AZ 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nandini Raman is a primary care provider, practicing in Internal Medicine in Chandler, Arizona. Dr. Raman is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Hypothyroidism, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Raman is board certified in American Board Of Internal Medicine. Dr. Raman is currently accepting new patients.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Hematology | Oncology
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Hematology | Oncology

    Affiliated Oncologists, LLC

    12150 S Harlem Ave, 
    Palos Heights, IL 
    Languages Spoken:
    English
    Offers Telehealth

    Shadi Latta is a Hematologist and an Oncologist practicing medicine in Palos Heights, Illinois. Dr. Latta is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Anemia, Deep Vein Thrombosis, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Latta is board certified in American Board Of Internal Medicine, Hematology.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics

    St. Christopher's Pediatric Associates Genetics - E. Erie Avenue

    160 E Erie Ave, 
    Philadelphia, PA 
    Languages Spoken:
    English

    . Dr. Perszyk is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Succinyl-CoA:3-Ketoacid CoA Transferase Deficiency, Maternal Hyperphenylalaninemia, Dihydropteridine Reductase Deficiency, and Mucolipidosis 3. Dr. Perszyk is board certified in American Board Of Medical Genetics And Genomics.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Pediatrics
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Pediatrics

    Office

    200 Medical Plz Ste 265, 
    Los Angeles, CA 
    Languages Spoken:
    English

    Manish Butte is a Pediatrics provider practicing medicine in Los Angeles, California. Dr. Butte is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Severe Combined Immunodeficiency (SCID), X-Linked Severe Combined Immunodeficiency, and Primary Immunodeficiency (PID).

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine

    Office

    4032 74th St, 
    Elmhurst, NY 
    Languages Spoken:
    English
    Offers Telehealth

    Mohammed Rahman is an Internal Medicine provider practicing medicine in Elmhurst, New York. Dr. Rahman is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Vitamin D Deficiency, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Noma.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine

    Henry Flautt JR MD PA

    408 W Market St, 
    Greenwood, MS 
    Languages Spoken:
    English
    Offers Telehealth

    Frank Flautt is a primary care provider, practicing in Internal Medicine in Greenwood, Mississippi. Dr. Flautt is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Holocarboxylase Synthetase Deficiency, ZAP70-Related Severe Combined Immunodeficiency, Activated PI3K Delta Syndrome (APDS), Endoscopy, and Colonoscopy.

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Endocrinology
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Endocrinology

    Access Endocrine Thyroid And Diabetes Center

    6001 NW 120th Ct Ste 6, 
    Oklahoma City, OK 
    Languages Spoken:
    English

    Modhi Gude is an Endocrinologist practicing medicine in Oklahoma City, Oklahoma. Dr. Gude is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Membranous Nephropathy, Melasma, Adrenal Insufficiency Pediatric, and Activated PI3K Delta Syndrome (APDS).

    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Hematology
    Distinguished in Activated PI3K Delta Syndrome (APDS)
    Hematology

    Vera Dermatology Inc.

    981 W Foothill Blvd, 
    Claremont, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Stanley Kim is a Hematologist practicing medicine in Claremont, California. Dr. Kim is rated as a Distinguished provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Anemia, Dehydration, and Deep Vein Thrombosis.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics | Pediatrics
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics | Pediatrics

    UT Southwestern - Pediatrics

    5323 Harry Hines Blvd, 
    Dallas, TX 
    Languages Spoken:
    English, Spanish

    Luis Umana is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Dallas, Texas. Dr. Umana is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 177 other conditions, according to our data. His clinical expertise encompasses Classic Galactosemia, Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Biotinidase Deficiency, and Argininosuccinic Aciduria.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics
    1201 West La Veta Avenue, 
    Orange, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Richard Chang is a Medical Genetics provider practicing medicine in Orange, California. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 156 other conditions, according to our data. His clinical expertise encompasses Phenylketonuria (PKU), Maternal Hyperphenylalaninemia, Arginase Deficiency, and Urea Cycle Disorders (UCD). Dr. Chang is currently accepting new patients.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics

    UT Southwestern - Pediatric Genetics

    1935 Medical District Dr, 
    Dallas, TX 
    Languages Spoken:
    English, Spanish

    Laura Mackay is a Medical Genetics provider practicing medicine in Dallas, Texas. Dr. Mackay is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 132 other conditions, according to our data. Her clinical expertise encompasses Isovaleric Acidemia, Beta-Ketothiolase Deficiency, Biotinidase Deficiency, and Adrenoleukodystrophy (ALD).

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Endocrinology
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Endocrinology

    Medical Associates Of Brevard LLC

    2290 W Eau Gallie Blvd Ste 100, 
    Melbourne, FL 
    Languages Spoken:
    English
    Offers Telehealth

    Rajesh Desai is an Endocrinologist practicing medicine in Melbourne, Florida. Dr. Desai is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 93 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypothyroidism, and Obesity in Children.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Internal Medicine
    1000 W Main St, 
    Freehold, NJ 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Minakshi Nijhawan is an Internal Medicine provider practicing medicine in Freehold, New Jersey. Dr. Nijhawan is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Heart Failure with Preserved Ejection Fraction (HFpEF), Activated PI3K Delta Syndrome (APDS), Vitamin D Deficiency, Hemorrhoidectomy, and Gastrostomy. Dr. Nijhawan is board certified in American Board Of Internal Medicine. Dr. Nijhawan is currently accepting new patients.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Advanced in Activated PI3K Delta Syndrome (APDS)

    M. Nasir Rizwi MD PA

    13885 US Highway 1, 
    Sebastian,, FL 
    Languages Spoken:
    English
    Offers Telehealth

    Mohammad Rizwi is a Cardiologist practicing medicine in Sebastian,, Florida. Dr. Rizwi is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Sick Sinus Syndrome, Arrhythmias, Lung Metastases, Pacemaker Implantation, and Colonoscopy.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Family Medicine
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Family Medicine

    Nathalia Idelevitch Medical Office PC

    3048 Brighton 1st St Ste 2, 
    Brooklyn, NY 
    Languages Spoken:
    English
    Offers Telehealth

    Nathalia Idelevitch is a primary care provider, practicing in Family Medicine in Brooklyn, New York. Dr. Idelevitch is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Holocarboxylase Synthetase Deficiency, ZAP70-Related Severe Combined Immunodeficiency, Activated PI3K Delta Syndrome (APDS), and Multiple Carboxylase Deficiency.

    Showing 1-20 of 705

    Last Updated: 04/28/2026

    What is the definition of Activated PI3K Delta Syndrome (APDS)?

    Activated PI3K-delta syndrome (also known as APDS) is a disorder that impairs the immune system. Individuals with this condition often have low numbers of white blood cells (lymphopenia), particularly B cells and T cells. Normally, these cells recognize and attack foreign invaders, such as viruses and bacteria, to prevent infection. The severity of activated PI3K-delta syndrome varies widely. Some people may have multiple, severe infections while others show mild symptoms to none at all.

    When should I see an Activated PI3K Delta Syndrome (APDS) doctor in The United States?

    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 Activated PI3K Delta Syndrome (APDS) doctor in The United States?

    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 Activated PI3K Delta Syndrome (APDS) doctors in The United States?

    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 Activated PI3K Delta Syndrome (APDS) doctors in The United States?

    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 Activated PI3K Delta Syndrome (APDS) doctor in The United States?

    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 Activated PI3K Delta Syndrome (APDS) doctor search results page. 

    Why is it important to get a second opinion from a different Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) doctor in The United States?

    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 Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) doctors in The United States?

    Look for the filter feature on the left side of the Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) doctor that offers video calls?

    Look for the filter feature on the left-side of the Activated PI3K Delta Syndrome (APDS) 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