Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Cardiovascular and Thoracic Surgery of Western New York Pllc

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Buffalo, NY · enumerated 2006 · authorized official Stephen Downing, President/Sole Owner.

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

National Provider Identifier

1013951862

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Registry record

Entity type Organization (Type 2)

Legal business name Cardiovascular and Thoracic Surgery of Western New York Pllc

Practice address 462 Grider St, Dkm Bldg, Suite C113, Buffalo, NY, 14215

Phone (716) 898-5858

Fax (716) 961-7076

Enumeration date Jun 15, 2006

Last updated in NPPES Jan 19, 2010

Taxonomy & classification

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Stephen Downing

Title President/Sole Owner

Phone (716) 875-1241

Other identifiers

Identifier	Type	State	Issuer
02311044	Medicaid	NY	-

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 Cardiovascular and Thoracic Surgery of Western New York Pllc?

Cardiovascular and Thoracic Surgery of Western New York Pllc is registered in NPPES as a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (its primary provider taxonomy).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-01-19.