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Dr. David Knysak, MD

Dr. David Knysak, MD

Allergist & Immunologist

Elmhurst, IL

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Knysak, Allergist & Immunologist in Elmhurst, IL?

    Dr. David Knysak, MD is an Allergist & Immunologist, who primarily practices in Elmhurst, IL with 2 additional practice locations. He is board certified. Dr. Knysak graduated from Northwestern University The Feinberg School of Medicine and completed his residency at Univ Of Mi Hosps & Hlth Ctrs, Allergy And Immunology; Barnes-Jewish Hosp, Internal Medicine. Dr. Knysak is fluent in English, Chinese, German, Korean, and Spanish, and is currently seeing new patients. Dr. Knysak’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Knysak’s office at (630) 574-0460.

    Where did Dr. Knysak go to medical school and complete their residency?

    • Residency: Univ Of Mi Hosps & Hlth Ctrs, Allergy And Immunology; Barnes-Jewish Hosp, Internal Medicine | University of Michigan Program

    • Medical School: Northwestern Uniiversity | Northwestern University The Feinberg School of Medicine

    Is Dr. Knysak board certified as an Allergist & Immunologist?

    Yes, Dr. David Knysak, MD is board certified by the American Board of Allergy and Immunology , American Board of Internal Medicine

    What languages does Dr. Knysak speak?

    Dr. Knysak and their clinical team can communicate with patients in the following languages:

    • Chinese
    • English
    • German
    • Korean
    • Spanish

    What conditions does an Allergist & Immunologist like Dr. Knysak typically treat?

    As an Allergist & Immunologist, Dr. Knysak diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Knysak. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Hay Fever
    • Pollen allergy
    • Seasonal allergies
    • Allergic rhinitis

    ICD-10 Codes:

    • J301: Allergic rhinitis due to pollen

    Also known as:

    • Allergic Rhinitis
    • Seasonal Allergies
    • Pet Allergy
    • Allergy
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions
    • Hay fever
    • Seasonal allergic rhinitis
    • Pollen allergy
    • Animal dander allergy
    • Cat allergy
    • Dog allergy
    • Allergic rhinitis from pets

    ICD-10 Codes:

    • J3089: Other allergic rhinitis
    • J302: Other seasonal allergic rhinitis
    • J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander

    Also known as:

    • Chronic Hives
    • Hives
    • Hives of unknown cause
    • Spontaneous urticaria
    • Persistent welts

    ICD-10 Codes:

    • L501: Idiopathic urticaria

    Also known as:

    • Nasal Polyp
    • Nose Injuries and Disorder
    • Nose polyp
    • Nasal growth

    ICD-10 Codes:

    • J330: Polyp of nasal cavity

    Also known as:

    • Severe Persistent Asthma
    • Asthma
    • Chronic Severe Asthma
    • Difficult-to-Treat Asthma
    • Severe Asthma

    ICD-10 Codes:

    • J4550: Severe persistent asthma, uncomplicated

    What procedures does an Allergist & Immunologist like Dr. Knysak typically perform?

    As an Allergist & Immunologist, procedures performed by Dr. David Knysak may include:

    Please contact Dr. Knysak's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Knysak accept my insurance?

    Dr. Knysak accepts most major insurance plans. Important: Please call our office at (630) 574-0460 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Knysak accept in Elmhurst, IL?

    Dr. Knysak in Elmhurst, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Allied Benefit Systems

    • Auxiant

    • Bay Care Health Network

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Gravie Insurance

    • Medicare

    • MultiPlan Corporation

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Knysak's office located?

    Dr. David Knysak's Primary Practice

    360 W Butterfield Rd Ste 140

    Elmhurst, IL 60126

    (630) 574-0460

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    Dr. David Knysak's Practice 2

    1220 Hobson Rd Ste 114

    Naperville, IL 60540

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    Dr. David Knysak's Practice 3

    120 Oakbrook Ctr Ste 424

    Hinsdale, IL 60523

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    What is Dr. Knysak's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Knysak's National Provider Identifier (NPI) number is 1609876101.

    What common questions do patients ask about Dr. Knysak?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Knysak

    What is Dr. David Knysak's specialty?

    Dr. Knysak is an Allergist & Immunologist near Elmhurst, IL.

    What does an Allergist & Immunologist do?

    An allergist-immunologist is well-versed in the assessment, physical examination, laboratory diagnosis, and treatment of immune system disorders. These conditions include, but are not limited to, eczema, asthma, anaphylaxis, rhinitis, and adverse reactions to food, medication, and insect stings. Furthermore, they manage immune deficiency diseases, whether acquired or congenital, issues with host defense, and challenges associated with autoimmune diseases, organ transplantation, or immune system malignancies.

    Is Dr. David Knysak affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Knysak is affiliated with Endeavor Health Elmhurst Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see an Allergist & Immunologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Allergist & Immunologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. David Knysak accepting new patients in Elmhurst, IL?

    Yes, Dr. David Knysak is accepting new patients at this time.

    Does Dr. David Knysak offer online booking?

    Please contact Dr. Knysak's office at (630) 574-0460 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. David Knysak?

    Please contact Dr. Knysak's office at (630) 574-0460 to schedule an appointment.

    Where is Dr. Knysak's office located?

    Dr. Knysak's offices are located in Elmhurst, IL, Naperville, IL, and Hinsdale, IL.

    Which board certifications does Dr. David Knysak have?

    Dr. David Knysak is certified by the American Board of Allergy and Immunology and American Board of Internal Medicine.