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ONTARIO STREET OPERATORY FAC
NPI 1487115804
Clinic/Center - Ambulatory Surgical in Chicago, IL

Active since March 28, 2019
22 W ONTARIO STREET OPERATORY, CHICAGO, IL 60654(312) 642-0400 Get Directions Write a Review

NPPES record last updated: March 28, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ontario Street Operatory Fac NPPES

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

ONTARIO STREET OPERATORY FAC (NPI 1487115804) is a healthcare organization registered as an ambulatory surgical in Chicago, Illinois and active in the NPI registry since March 2019. The organization lists Jeffrey Weinzweig, Owner, as its authorized official.

NPPES Registry Identity

NPI1487115804
Entity TypeOrganization
Primary Taxonomy261QA1903X
Legal Business NameONTARIO STREET OPERATORY FAC
Location Address22 W ONTARIO STREET OPERATORYChicago, IL 60654
Mailing Address22 W Ontario Street OperatoryChicago, IL 60654 · (312) 642-0400
Phone(312) 642-0400
Organization SubpartNo
Authorized OfficialJeffrey WeinzweigOwner · (312) 642-0400
Enumeration DateMarch 28, 2019
✔ NPI 1487115804 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities
Taxonomy Code261QA1903X
22 W ONTARIO STREET OPERATORY, Chicago, IL 60654
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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 Ontario Street Operatory Fac's NPI number?

The NPI number for Ontario Street Operatory Fac is 1487115804. It was assigned to this organization in the NPPES registry on March 28, 2019.

Where is Ontario Street Operatory Fac located?

Ontario Street Operatory Fac is located at 22 W Ontario Street Operatory, Chicago, IL 60654. The listed phone number is (312) 642-0400.

What is Ontario Street Operatory Fac's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

When was this NPI record last updated?

The NPPES record for Ontario Street Operatory Fac was last updated on March 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.