Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum Organization subpart

Gastrointestinal Specialists of Georgia Histology

Clinical Medical Laboratory in Smyrna, GA · enumerated 2009 · authorized official Thomas O'Rourke, Pathologist.

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

National Provider Identifier

1215178058

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Registry record

Entity type Organization (Type 2)

Legal business name Gastrointestinal Specialists of Georgia Histology

Parent organization Gastrointestinal Specialists of Georgia, PC

Practice address 3200 Highlands Pkwy Se, Suite 430, Smyrna, GA, 30082

Phone (770) 739-9555

Fax (770) 941-2109

Enumeration date Mar 6, 2009

Last updated in NPPES Apr 7, 2011

Taxonomy & classification

291U00000X Clinical Medical Laboratory Laboratories Primary

Authorized official

Name Thomas O'Rourke

Title Pathologist

Phone (770) 739-9555

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 a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is Gastrointestinal Specialists of Georgia Histology?

Gastrointestinal Specialists of Georgia Histology is registered in NPPES as a Clinical Medical Laboratory (its primary provider taxonomy).

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