Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Collaborative Laboratory Services-Mount Sinai Campus

Clinical Medical Laboratory in Hartford, CT · enumerated 2006 · authorized official Donald Straceski, Vice President of Financial Manage.

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

National Provider Identifier

1841208345

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Registry record

Entity type Organization (Type 2)

Legal business name Collaborative Laboratory Services-Mount Sinai Campus

Practice address 114 Woodland St, Hartford, CT, 06105

Phone (860) 714-2802

Enumeration date Aug 3, 2006

Last updated in NPPES Aug 22, 2020

Taxonomy & classification

291U00000X Clinical Medical Laboratory Laboratories · License CL-0625 (CT) Primary

Authorized official

Name Donald Straceski

Title Vice President of Financial Manage

Phone (860) 714-4609

Other identifiers

Identifier	Type	State	Issuer
2V4067	Other	CT	HEALTHNET

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

Who is the authorized official for Collaborative Laboratory Services-Mount Sinai Campus?

NPPES lists Donald Straceski (Vice President of Financial Manage) as the authorized official for this organization.

What is the NPI number for Collaborative Laboratory Services-Mount Sinai Campus?

The NPI for Collaborative Laboratory Services-Mount Sinai Campus is 1841208345, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-08-22.