Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Great River Pain Clinic LLC

Q: What is the NPI number for Great River Pain Clinic LLC?

The NPI for Great River Pain Clinic LLC is 1134597636, a Type 2 (organization) record in the CMS NPPES registry.

Pain Clinic/Center in Galesburg, IL · enumerated 2015 · authorized official Sanjay Sundar, President.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1134597636

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Registry record

Entity type Organization (Type 2)

Legal business name Great River Pain Clinic LLC

Practice address 555 N Kellogg St, Galesburg, IL, 61401

Phone (312) 613-9999

Enumeration date Sep 14, 2015

Last updated in NPPES Sep 14, 2015

Taxonomy & classification

261QP3300X Pain Clinic/Center Ambulatory Health Care Facilities Primary

Authorized official

Name Sanjay Sundar

Title President

Phone (312) 613-9999

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Great River Pain Clinic LLC?

The NPI for Great River Pain Clinic LLC is 1134597636, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Great River Pain Clinic LLC?

NPPES lists Sanjay Sundar (President) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-09-14.