The 20 Best Activated PI3K Delta Syndrome (APDS) Doctors Near Me in walker, MI

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

Last Updated: 09/26/2026

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MediFind found 9 doctor with experience in Activated PI3K Delta Syndrome (APDS) near walker, MI. Of these, 8 are Experienced and 1 are Advanced.

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9 providers found
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Ophthalmology
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Ophthalmology
    Referral required

    Grand Rapids Ophthalmology - Walker

    3300 Walker View Dr, 
    Walker, MI 
     (2.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Laura Piippo is an Ophthalmologist practicing medicine in Walker, Michigan. Dr. Piippo is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Strabismus, Esotropia, Amblyopia, and Isolated Duane Retraction Syndrome. Dr. Piippo is board certified in American Board Of Ophthalmology. Dr. Piippo is currently accepting new patients.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Referral may be required

    Corewell Health Pediatric Hospitalists - Grand Rapids

    100 Michigan Street Northeast, Room 280, 
    Grand Rapids, MI 
     (5.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nicholas Beam is a Pediatrics provider practicing medicine in Grand Rapids, Michigan. Dr. Beam is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). His clinical expertise encompasses Malnutrition, Respiratory Syncytial Virus (RSV) Infection, Genetic Epilepsy with Febrile Seizures Plus (GEFS+), and Streptococcal Group A Infection. Dr. Beam is board certified in American Board Of Pediatrics. Dr. Beam is currently accepting new patients.

    Advanced in Activated PI3K Delta Syndrome (APDS)
    Nurse Practitioner
    Advanced in Activated PI3K Delta Syndrome (APDS)
    Nurse Practitioner
    Referral may be required

    Helen Devos Children's Hospital (Allergy & Immunology)-Grand Rapids

    35 Michigan St NE Ste 3003, 
    Grand Rapids, MI 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Allison Bannick is a Nurse Practitioner practicing medicine in Grand Rapids, Michigan. Bannick, NP is rated as an Advanced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Hyperlysinemia, and Urea Cycle Disorders (UCD). Bannick, NP is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Pediatrics | Medical Genetics
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Pediatrics | Medical Genetics
    Referral may be required

    Corewell Health Grand Rapids Hospitals Biochemical Genetics - 25 Michigan St NE

    25 Michigan Street Northeast, Suite 2100, 
    Grand Rapids, MI 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jessica Priestley is a Pediatrics specialist and a Medical Genetics provider practicing medicine in Grand Rapids, Michigan. Dr. Priestley is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Fabry Disease, Ornithine Transcarbamylase Deficiency, Biotinidase Deficiency, and Multiple Sulfatase Deficiency. Dr. Priestley is board certified in American Board Of Medical Genetics And Genomics and American Board Of Pediatrics. Dr. Priestley is currently accepting new patients.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Pediatric Allergy and Immunology | Allergy and Immunology
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Pediatric Allergy and Immunology | Allergy and Immunology
    Referral may be required

    Corewell Health Pediatric Allergy And Immunology - 35 Michigan St NE

    35 Michigan Street Northeast, Suite 3003, 
    Grand Rapids, MI 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nicholas Hartog is a Pediatric Allergy and Immunologist and an Allergy and Immunologist practicing medicine in Grand Rapids, Michigan. Dr. Hartog is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Primary Immunodeficiency (PID), Common Variable Immune Deficiency, Adenosine Deaminase Deficiency, and Severe Combined Immunodeficiency (SCID). Dr. Hartog is board certified in American Board Of Allergy And Immunology and American Board Of Internal Medicine. Dr. Hartog is currently accepting new patients.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Referral may be required

    Corewell Health Grand Rapids Hospitals Pediatric Bone Marrow Transplant - 35 Michigan St NE

    35 Michigan Street Northeast, Floor 2, 
    Grand Rapids, MI 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ulrich Duffner is a Pediatrics provider practicing medicine in Grand Rapids, Michigan. Dr. Duffner is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). His clinical expertise encompasses Chronic Graft Versus Host Disease (cGvHD), Activated PI3K Delta Syndrome (APDS), Childhood Acute Myeloid Leukemia, and Febrile Neutropenia. Dr. Duffner is board certified in American Board Of Pediatrics. Dr. Duffner is currently accepting new patients.

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

    Corewell Health Family Medicine, Internal Medicine And Pediatrics - Rivertown

    3185 Macatawa Drive Southwest, Suite A, 
    Grandville, MI 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Carly Quinn is a primary care provider, practicing in Family Medicine in Grandville, Michigan. Dr. Quinn is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Generalized Anxiety Disorder (GAD), Hyperhidrosis, Seasonal Affective Disorder (SAD), and Obesity in Children. Dr. Quinn is board certified in American Board Of Family Medicine. Dr. Quinn is currently accepting new patients.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Referral may be required

    Baxter Wholistic Health Clinic

    935 Baxter Street Southeast, 
    Grand Rapids, MI 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ronald Hofman is a Pediatrics provider practicing medicine in Grand Rapids, Michigan. Dr. Hofman is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Obesity in Children, Roseola, Croup, and Oppositional Defiant Disorder (ODD). Dr. Hofman is board certified in American Board Of Pediatrics. Dr. Hofman is currently accepting new patients.

    Experienced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics | Pediatrics
    Experienced in Activated PI3K Delta Syndrome (APDS)
    Medical Genetics | Pediatrics
    Referral may be required
    35 Michigan St NE Ste 3003, 
    Grand Rapids, MI 
     (6.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Stacie Adams is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Grand Rapids, Michigan. Dr. Adams is rated as an Experienced provider by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Propionic Acidemia, Classic Galactosemia, Biotinidase Deficiency, and Galactose Epimerase Deficiency. Dr. Adams is currently accepting new patients.

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    Last Updated: 09/26/2026

    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 near walker, MI?

    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 near walker, MI?

    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 near walker, MI?

    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 near walker, MI?

    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 near walker, MI?

    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 near walker, MI?

    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 near walker, MI?

    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 

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