Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Cornerstone Sports and Orthopaedic Surgery of Winchester PC

Orthopaedic Surgery Physician in Winchester, VA · enumerated 2011 · authorized official Douglas Duncan, Owner/Director.

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

National Provider Identifier

1376821819

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)

Legal business name Cornerstone Sports and Orthopaedic Surgery of Winchester PC

Practice address 650 Cedar Creek Grade, Suite 213, Winchester, VA, 22601

Phone (540) 323-7463

Fax (540) 323-7459

Enumeration date Aug 2, 2011

Last updated in NPPES Sep 26, 2011

Taxonomy & classification

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Douglas Duncan

Title Owner/Director

Phone (540) 532-6712

Other identifiers

Identifier	Type	State	Issuer
3810021008	Medicaid	WV	-
1376821819	Medicaid	VA	-

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 Cornerstone Sports and Orthopaedic Surgery of Winchester PC?

NPPES lists Douglas Duncan (Owner/Director) as the authorized official for this organization.

What is the NPI number for Cornerstone Sports and Orthopaedic Surgery of Winchester PC?

The NPI for Cornerstone Sports and Orthopaedic Surgery of Winchester PC is 1376821819, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

Browse all →

David Tufts Optometrist · Winchester, VA NPI 1265467419 Runa Bhattacharya Cardiovascular Disease Physician · Winchester, VA NPI 1093892762 Alexis Mierzwa Dentist · Winchester, VA NPI 1629141452 Dr David A Tufts O D Pllc Optometrist · Winchester, VA NPI 1477741072 Heart & Vascular Institute of Winchester LLC Specialist · Winchester, VA NPI 1871771568 Jeffrey Lynn Optometrist · Winchester, VA NPI 1720391154 Heart and Vein Center Cardiovascular Disease Physician · Winchester, VA NPI 1376985648 Suraga LLC Dentist · Winchester, VA NPI 1417340381

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-26.