Unknown Individual – Internal Medicine Physician, NPI 1265442883

Unknown Individual is a healthcare provider. based in Chatham, Illinois. specializing in Internal Medicine Physician. They hold a License No. 036040470 (IL). The NPI Number for Unknown Individual is 1265442883

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1265442883
Phone
(217) 670-2424
Address
PO BOX 500
Deactivation Date
18 February 2022
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience14
Completeness75
Years active:0State licenses:1Digital endpointsOther names

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Provider Addresses for Unknown Individual

  • PO BOX 500

    CHATHAM, IL 626290500

    Phone: (217) 670-2424

    Fax: (217) 670-2809

    Type: Mailing

  • 2901, Old Jacksonville Road, Springfield, Sangamon County, Illinois, 62704, United States

    SPRINGFIELD, IL 627047437

    Phone: (217) 698-6722

    Fax: (217) 391-0392

    Type: Location

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.

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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.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

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 62629)

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Reviews

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Frequently asked questions

Can I verify Unknown Individual with an NPI only?
You can start verification with NPI 1265442883 for Unknown Individual, then check state licensing separately.
What dates should I check for Unknown Individual's activity?
We display what the registry publishes: Unknown Individual appears inactive there.
What is Unknown Individual best known for clinically?
Directory data describes Unknown Individual with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What area does Unknown Individual serve?
Unknown Individual's listing highlights Chatham, Illinois; more addresses can appear in NPPES.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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