Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MR. WILLIAM YOUNG
NPI 1124935127
Community/Behavioral Health in Chicago, IL

Q: What is William Young's NPI number?

The NPI number for William Young is 1124935127. It was assigned to this individual provider in the NPPES registry on August 25, 2026.

Q: What is William Young's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Q: When was this NPI record last updated?

The NPPES record for William Young was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 25, 2026

1453 W CORTEZ ST APT 2, CHICAGO, IL 60642(202) 365-0546 Get Directions Write a Review

NPPES record added: August 25, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Mr. William Young NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. WILLIAM YOUNG (NPI 1124935127) is an individual community/behavioral health provider in Chicago, Illinois and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1124935127

Entity TypeIndividualMale

Primary Taxonomy251S00000X

Provider Legal NameMR. WILLIAM YOUNG

Location Address1453 W CORTEZ ST APT 2Chicago, IL 60642-3907

Mailing Address1453 W Cortez St Apt 2Chicago, IL 60642-3907 · (202) 365-0546

Phone(202) 365-0546

Sole ProprietorYes

Enumeration DateAugust 25, 2026

NPPES CertifiedAugust 25, 2026

✔ NPI 1124935127 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCommunity/Behavioral HealthAgencies

Taxonomy Code251S00000X

Definition

A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

1453 W CORTEZ ST APT 2, Chicago, IL 60642

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Young's NPI number?

The NPI number for William Young is 1124935127. It was assigned to this individual provider in the NPPES registry on August 25, 2026.

Where is William Young located?

William Young practices at 1453 W Cortez St Apt 2, Chicago, IL 60642. The listed phone number is (202) 365-0546.

What is William Young's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

When was this NPI record last updated?

The NPPES record for William Young was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.