Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Grn Csb

Q: What is the NPI number for Grn Csb?

The NPI for Grn Csb is 1497046882, a Type 2 (organization) record in the CMS NPPES registry.

Community/Behavioral Health Agency in Lawrenceville, GA · enumerated 2011 · authorized official Jack Underwood, Clinician.

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

National Provider Identifier

1497046882

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Registry record

Entity type Organization (Type 2)

Legal business name Grn Csb

Practice address 490 S Perry St, Lawrenceville, GA, 30046

Phone (770) 339-2321

Enumeration date Apr 20, 2011

Last updated in NPPES Apr 20, 2011

Taxonomy & classification

251S00000X Community/Behavioral Health Agency Agencies · License APC002422 (GA) Primary

Authorized official

Name Jack Underwood

Title Clinician

Phone (770) 339-2259

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 Grn Csb?

The NPI for Grn Csb is 1497046882, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Grn Csb?

NPPES lists Jack Underwood (Clinician) as the authorized official for this organization.

Providers at this address

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Nyesha Climpson Speech-Language Pathologist · Lawrenceville, GA NPI 1144837550 Graciela Garza Speech-Language Pathologist · Lawrenceville, GA NPI 1417723966 Calia Howse Speech-Language Pathologist · Lawrenceville, GA NPI 1417781477

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-04-20.