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ROCKFORD GASTROENTEROLOGY ASSOCIATES, LTD.
NPI 1447207741
Specialist in Rockford, IL

Active since May 30, 2006CLIA Certified · 2 labs
401 ROXBURY RD, ROCKFORD, IL 61107(815) 397-7340(815) 397-7388 Get Directions Write a Review

NPPES record last updated: December 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 17, 2025, Sep 12, 2022 (2 updates tracked since 2022).

About Rockford Gastroenterology Associates, Ltd. NPPES

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

ROCKFORD GASTROENTEROLOGY ASSOCIATES, LTD. (NPI 1447207741) is a healthcare organization registered as a specialist in Rockford, Illinois and active in the NPI registry since May 2006. The organization holds 2 active CLIA laboratory certificates and lists Niccole Ranz, Ceo, as its authorized official.

NPPES Registry Identity

NPI1447207741
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameROCKFORD GASTROENTEROLOGY ASSOCIATES, LTD.
Location Address401 ROXBURY RDRockford, IL 61107-5075
Mailing Address401 Roxbury RdRockford, IL 61107-5078 · (815) 397-7340 · Fax (815) 397-7388
Phone(815) 397-7340
Fax(815) 397-7388
Organization SubpartNo
Authorized OfficialNiccole RanzCeo · (815) 397-7340
Enumeration DateMay 30, 2006
Last NPPES UpdateDecember 17, 20252 updates tracked since enumeration
NPPES CertifiedDecember 17, 2025
✔ NPI 1447207741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 7

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in IL · 042004145
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X
Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X
Also ListedNurse PractitionerTaxonomy 363L00000X
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X
Also ListedNurse Anesthetist, Certified RegisteredTaxonomy 367500000X
401 ROXBURY RD, Rockford, IL 61107
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware and more.Insurance ›

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 14D2088081

Rockford Gastroenterology Associates · Rockford, IL
Active · expires Aug 4, 2027
CLIA Number14D2088081
Laboratory TypePhysician Office
Certificate Effective DateAugust 5, 2025
Certificate Expiration DateAugust 4, 2027
Laboratory DirectorEhab Rabaa
Laboratory Phone(815) 484-7930
Laboratory LocationRockford Gastroenterology Associates401 Roxbury Rd, Rockford, IL 61107
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Waiver 14D0430237

Rockford Gastroenterology Associates · Rockford, IL
Active · expires Aug 31, 2026
CLIA Number14D0430237
Laboratory TypeAmbulatory Surgery Center
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorChandrashekhar Thukral MD
Laboratory Phone(815) 484-7930
Laboratory LocationRockford Gastroenterology Associates401 Roxbury Rd, Rockford, IL 61107
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WILLIAM N BASKIN M.D.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
ROBERT L BARCLAY M.D.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
MARK T SHIELS M.D.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
DR. SUMEET K. TEWANI MD
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
DR. NABIL DAVID BADDOUR D.O., MPH
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
HASAN BADER M.D.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 381-7340
JAMES T FRAKES M.D., M.S.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340
STEVEN O IKENBERRY M.D.
Internal Medicine (Gastroenterology)
401 ROXBURY RD
ROCKFORD, IL 61107
Winnebago County (815) 397-7340

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 Rockford Gastroenterology Associates, Ltd.'s NPI number?

The NPI number for Rockford Gastroenterology Associates, Ltd. is 1447207741. It was assigned to this organization in the NPPES registry on May 30, 2006.

Where is Rockford Gastroenterology Associates, Ltd. located?

Rockford Gastroenterology Associates, Ltd. is located at 401 Roxbury Rd, Rockford, IL 61107. The listed phone number is (815) 397-7340.

What is Rockford Gastroenterology Associates, Ltd.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Does Rockford Gastroenterology Associates, Ltd. hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Rockford Gastroenterology Associates, Ltd. accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health and Quartz list Rockford Gastroenterology Associates, Ltd. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Rockford Gastroenterology Associates, Ltd. was last updated on December 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.