Oak Brook Allergists SC
NPI 1700819117ActiveOrganization· Allergy & Immunology· Elmhurst, IL
Allergy & Immunology in Elmhurst, Illinois, registered in NPPES in July 2006. The authorized official on file is David J. Knysak, MD, President. Enrolled in Medicare as part b supplier - clinic/group practice.
Overview
| NPI | 1700819117 |
|---|---|
| Status | Active |
| Entity type | Organization |
| NPI issued | Jul 9, 2006 |
| Last updated in NPPES | Mar 12, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 042000355 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Part B Supplier - Clinic/Group Practice (IL) |
|---|
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