Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Hillary Masdon, MS, ATC, LAT

Athletic Trainer in Harrisonburg, VA · enumerated 2018.

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

National Provider Identifier

1891273843

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Registry record

Entity type Individual (Type 1)

Name Hillary Masdon

Credential MS, ATC, LAT

Sex Female

Practice address 261 Bluestone Drive, Msc 2301, Harrisonburg, VA, 22807

Phone (540) 568-3893

Enumeration date Aug 1, 2018

Last updated in NPPES Aug 1, 2018

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 126002410 (VA) Primary

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

Where does Hillary Masdon practice?

The practice location on file with NPPES is in Harrisonburg, VA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Hillary Masdon?

The National Provider Identifier (NPI) for Hillary Masdon is 1891273843, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-08-01.