NPPES file of Aug 9, 2026

Chicago Gastroenterology, LLC in Chicago, IL

This organization bills under NPI 1366792426, an organization record issued on Sep 17, 2012 with the primary taxonomy Gastroenterology Physician. Each clinician who works there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1366792426
Legal name
Chicago Gastroenterology, LLC
Entity
Type 2 · organization
Primary taxonomy
Gastroenterology Physician 207RG0100X
Practice location
1431 N WESTERN AVE SUITE 133, Chicago, IL 60622
Phone
773-342-6800
Enumerated
Sep 17, 2012
Record updated
Sep 17, 2012
Authorized official
Member (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

3 clinicians CMS lists with Chicago Gastroenterology in Chicago

  1. Samuel Castillo, MDGastroenterology Physician1205801313
  2. David Jarava, MDGastroenterology Physician1295261253
  3. Shixiong Liao, MDAnatomic Pathology & Clinical Pathology Physician1285698829

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

Checking an organization

  1. Confirm the business with the Illinois secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.