Unknown Individual – Optometrist, NPI 1639294101

Unknown Individual is a healthcare provider. based in Chicago, Illinois. specializing in Optometrist. The NPI Number for Unknown Individual is 1639294101

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1639294101
Phone
(312) 822-3399
Address
1212 N LA SALLE DR
Deactivation Date
18 September 2025
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

Provider Addresses for Unknown Individual

  • 1212 N LA SALLE DR

    #2010

    CHICAGO, IL 606108027

    Phone: (312) 822-3399

    Fax: (708) 656-0856

    Type: Mailing

  • 2305 S CICERO AVE

    CICERO, IL 608042451

    Phone: (708) 656-0500

    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 60610)

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Reviews

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Frequently asked questions

How is Unknown Individual identified in CMS data?
CMS-hosted NPPES data lists Unknown Individual with NPI 1639294101.
Is Unknown Individual excluded from programs when inactive?
The public NPI listing for Unknown Individual is not currently active; confirm directly with the practice or licensing boards.
What taxonomy line describes Unknown Individual?
For research purposes, treat Unknown Individual as Optometrist in this dataset. Clinical services aligned with this taxonomy classification.
Where is Unknown Individual based?
Unknown Individual is tied to Chicago, Illinois in the data we show; additional addresses may exist on the full record.
Is the information about Unknown Individual up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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