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OAK BROOK ALLERGISTS SC
NPI 1700819117
Allergy & Immunology in Elmhurst, IL

Active since July 09, 2006
360 W BUTTERFIELD RD STE 140, ELMHURST, IL 60126(630) 574-0460(630) 574-0470 Get Directions Write a Review

NPPES record last updated: March 12, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Oak Brook Allergists Sc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OAK BROOK ALLERGISTS SC (NPI 1700819117) is a healthcare organization registered as an allergy & immunology in Elmhurst, Illinois and active in the NPI registry since July 2006. The organization lists David J Knysak, President, as its authorized official.

NPPES Registry Identity

NPI1700819117
Entity TypeOrganization
Primary Taxonomy207K00000X
Legal Business NameOAK BROOK ALLERGISTS SC
Location Address360 W BUTTERFIELD RD STE 140Elmhurst, IL 60126-5025
Mailing Address360 W Butterfield Rd Ste 140Elmhurst, IL 60126-5025 · (630) 574-0460 · Fax (630) 574-0470
Phone(630) 574-0460
Fax(630) 574-0470
Organization SubpartNo
Authorized OfficialDavid J KnysakPresident · (630) 574-0460
Enumeration DateJuly 9, 2006
Last NPPES UpdateMarch 12, 2018
✔ NPI 1700819117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in IL · 042000355
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
360 W BUTTERFIELD RD STE 140, Elmhurst, IL 60126
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DAVID J KNYSAK MD
Allergy & Immunology
360 W BUTTERFIELD RD STE 140
ELMHURST, IL 60126
Dupage County (630) 574-0460
TAMMY LAAS APN
Nurse Practitioner (Family)
360 W BUTTERFIELD RD STE 140
ELMHURST, IL 60126
Dupage County (630) 574-0460
ZACHARY RUBIN
Allergy & Immunology
360 W BUTTERFIELD RD STE 140
ELMHURST, IL 60126
Dupage County (630) 574-0460

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Oak Brook Allergists Sc's NPI number?

The NPI number for Oak Brook Allergists Sc is 1700819117. It was assigned to this organization in the NPPES registry on July 9, 2006.

Where is Oak Brook Allergists Sc located?

Oak Brook Allergists Sc is located at 360 W Butterfield Rd Ste 140, Elmhurst, IL 60126. The listed phone number is (630) 574-0460.

What is Oak Brook Allergists Sc's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

When was this NPI record last updated?

The NPPES record for Oak Brook Allergists Sc was last updated on March 12, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.