Unknown Individual – Social Worker, NPI 1609874429

Unknown Individual is a healthcare provider. based in Crystal lake, Illinois. specializing in Social Worker. The NPI Number for Unknown Individual is 1609874429

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1609874429
Phone
(815) 455-7100
Address
970 MCHENRY AVE
Deactivation Date
2 October 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

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Provider Addresses for Unknown Individual

  • 970, McHenry Avenue, Crystal Lake, McHenry County, Illinois, 60014, United States

    CRYSTAL LAKE, IL 600147449

    Phone: (815) 455-7100

    Fax: (815) 455-3951

    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 60014)

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Reviews

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Frequently asked questions

What number should I use to identify Unknown Individual for billing?
Administrative and clinical systems typically use NPI 1609874429 for Unknown Individual.
Should I call the clinic if Unknown Individual is inactive here?
If Unknown Individual looks inactive here, cross-check state licensing and the clinic website.
What does the directory say Unknown Individual does?
Insurance directories may phrase it differently, but here Unknown Individual maps to Social Worker. Clinical services aligned with this taxonomy classification.
What geographic area is tied to Unknown Individual?
Unknown Individual is associated with Crystal Lake, Illinois in the same public data insurers reference.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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BARBARA WEBB (LCSW)

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