Unknown Individual – Endocrinology, Diabetes & Metabolism Physician, NPI 1669467247

Unknown Individual is a healthcare provider. based in Chicago, Illinois. specializing in Endocrinology, Diabetes & Metabolism Physician. They hold a License No. 036-058880 (IL). The NPI Number for Unknown Individual is 1669467247

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1669467247
Phone
(312) 926-6000
Address
676 N ST CLAIR
Deactivation Date
3 January 2024
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

  • North Saint Clair Street, Magnificent Mile, Near North Side, Chicago, North Chicago Township, Cook County, Illinois, 60611, United States

    SUITE 2300

    CHICAGO, IL 606112922

    Phone: (312) 926-6000

    Fax: (312) 926-8267

    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.

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 60611)

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Reviews

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Frequently asked questions

What is the registry number for Unknown Individual?
The registry entry for Unknown Individual shows NPI 1669467247.
What should I verify if Unknown Individual is listed inactive?
If Unknown Individual looks inactive here, cross-check state licensing and the clinic website.
Which specialty label fits Unknown Individual?
NPPES ties Unknown Individual to Endocrinology, Diabetes & Metabolism Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
What geographic area is tied to Unknown Individual?
Unknown Individual is associated with Chicago, Illinois in the same public data insurers reference.
Why is information missing for Unknown Individual?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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