Unknown Individual – Family Medicine Physician, NPI 1538173091

Unknown Individual is a healthcare provider. based in La grange, Illinois. specializing in Family Medicine Physician. They hold a License No. 036098337 (IL). The NPI Number for Unknown Individual is 1538173091

Main info

Organization
Inactive
30 Years Of Experience
Accepts Medicare Assignment
Name
Unknown Individual
NPI
1538173091
Phone
(708) 482-8088
Address
5201 S WILLOW SPRINGS ROAD
Deactivation Date
22 July 2022

Doctor Profile

Medical School Name
NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Secondary Phone
7084828088
Graduation Year
1996 (30 years ago)
PAC ID
0749245413
Group Practice PAC ID
0749243939
Professional Enrollment ID
I20041122000735
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

  • Dr. Jonathan Hook, DPM, 5201, South Willow Springs Road, La Grange, Lyons Township, Cook County, Illinois, 60525, United States

    SUITE 300

    LA GRANGE, IL 605256537

    Phone: (708) 482-8088

    Fax: (708) 482-9034

    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 60525)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0749243939View full group profile
NameSpecialtyState
Family PracticeIL
Family PracticeIL
Family PracticeIL
Family PracticeIL
Family PracticeIL

Reviews

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Frequently asked questions

Is there an official ID for Unknown Individual in U.S. healthcare records?
The official identifier for Unknown Individual is NPI 1538173091.
Does inactive status mean Unknown Individual stopped practicing?
Inactive registry status can reflect deactivation, consolidation, or data lag.
What expertise is attributed to Unknown Individual?
Unknown Individual's specialty line reads Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Where in Illinois is Unknown Individual registered?
Use La Grange, Illinois as the headline location for Unknown Individual here.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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