Unknown Individual – Internal Medicine Physician, NPI 1891793550

Unknown Individual is a healthcare provider. based in Tinley park, Illinois. specializing in Internal Medicine Physician. The NPI Number for Unknown Individual is 1891793550

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1891793550
Phone
Not provided
Address
PO BOX 967
Deactivation Date
1 June 2022
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience5
Completeness75
Years active:0State licenses:0Digital endpointsOther names

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Provider Addresses for Unknown Individual

  • PO BOX 967

    TINLEY PARK, IL 604770967

    Phone:

    Type: Mailing

  • 1738, West 99th Street, Beverly, Chicago, Lake Township, Cook County, Illinois, 60805, United States

    CHICAGO, IL 606432116

    Phone: (773) 223-2408

    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.

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 60477)

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Reviews

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Frequently asked questions

Can I cross-check Unknown Individual using NPI 1891793550?
NPI 1891793550 belongs to Unknown Individual; compare other details if you need extra assurance.
Can Unknown Individual still bill if the NPI is inactive?
Do not rely on inactive status alone — contact the provider for confirmation.
What kind of doctor is Unknown Individual?
Unknown Individual is associated with Internal Medicine Physician in the directory — Clinical services aligned with this taxonomy classification.
Is Unknown Individual associated with Tinley Park?
Public fields place Unknown Individual around Tinley Park, Illinois. Always confirm the exact site before visiting.
When was this NPI issued?
Enumeration for Unknown Individual is noted as not shown in this record where the registry provides it.

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