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

Quest Diagnostics Clinical Laboratories Inc

Q: What is the NPI number for Quest Diagnostics Clinical Laboratories Inc?

The NPI for Quest Diagnostics Clinical Laboratories Inc is 1841339918, a Type 2 (organization) record in the CMS NPPES registry.

Clinical Medical Laboratory in Tucker, GA · enumerated 2007 · authorized official Charles Bowles, Vice President.

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

National Provider Identifier

1841339918

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Registry record

Entity type Organization (Type 2)

Legal business name Quest Diagnostics Clinical Laboratories Inc

Parent organization Quest Diagnostics Incorporated

Practice address 1777 Montreal Cir, Floor 2, Tucker, GA, 30084

Phone (800) 729-6432

Enumeration date Feb 6, 2007

Last updated in NPPES Dec 30, 2022

Taxonomy & classification

291U00000X Clinical Medical Laboratory Laboratories · License 11D1096780 (GA) Primary

Authorized official

Name Charles Bowles

Title Vice President

Phone (610) 454-4122

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 Quest Diagnostics Clinical Laboratories Inc?

The NPI for Quest Diagnostics Clinical Laboratories Inc is 1841339918, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Quest Diagnostics Clinical Laboratories Inc?

NPPES lists Charles Bowles (Vice President) as the authorized official for this organization.

Providers at this address

Browse all →

Quest Diagnostics Clinical Laboratories Inc Clinical Medical Laboratory · Tucker, GA NPI 1932166386 William Miller Anatomic Pathology & Clinical Pathology Physician · Tucker, GA NPI 1871654525 Steven Lin Anatomic Pathology & Clinical Pathology Physician · Tucker, GA NPI 1275686958 Hyung Ju Shin Cytopathology Physician · Tucker, GA NPI 1568686442 Michael Rakestraw Anatomic Pathology & Clinical Pathology Physician · Tucker, GA NPI 1063638807 Kil Lee Anatomic Pathology Physician · Tucker, GA NPI 1861675845 Hassan Mostafavipour Anatomic Pathology & Clinical Pathology Physician · Tucker, GA NPI 1609059476 Anuradha Radhakrishnan Anatomic Pathology & Clinical Pathology Physician · Tucker, GA NPI 1649458654

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-30.