ILLINOIS ONCOLOGY LTD – Hematology & Oncology Physician, NPI 1659568764

ILLINOIS ONCOLOGY LTD is a healthcare provider. based in Swansea, Illinois. specializing in Hematology & Oncology Physician. The NPI Number for ILLINOIS ONCOLOGY LTD is 1659568764

Main info

Organization
Name
ILLINOIS ONCOLOGY LTD
NPI
1659568764
Phone
(618) 233-8000
Address
4000 NORTH ILLINOIS LANE
Authorized Official
WILLIAM J POPOVIC PRESIDENT MD
Enumeration Date
2 October 2007
Last Update Date
3 February 2009
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience41
Completeness75
Years active:18State licenses:0Digital endpointsOther names

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Provider Addresses for ILLINOIS ONCOLOGY LTD

  • 4000, North Illinois Lane, Swansea, Saint Clair County, Illinois, 62226, United States

    SUITE C

    SWANSEA, IL 62226

    Phone: (618) 233-8000

    Fax: (618) 233-8070

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 62226)

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Reviews

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Frequently asked questions

How do I look up ILLINOIS ONCOLOGY LTD by NPI?
Use NPI 1659568764 when you need to reference ILLINOIS ONCOLOGY LTD in forms, claims, or directories.
Does this profile mean ILLINOIS ONCOLOGY LTD is currently active?
Yes — ILLINOIS ONCOLOGY LTD appears active in the national provider directory.
Does ILLINOIS ONCOLOGY LTD list a primary specialty?
If you are matching referrals, note Hematology & Oncology Physician for ILLINOIS ONCOLOGY LTD. Clinical services aligned with this taxonomy classification.
What location shows for ILLINOIS ONCOLOGY LTD?
We surface Swansea, Illinois for ILLINOIS ONCOLOGY LTD based on available NPPES addresses.
Is ILLINOIS ONCOLOGY LTD a real provider?
This page reflects official NPPES data for NPI 1659568764. Always confirm identity and privileges with the practice and licensing boards.

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