Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Joseph Woodrow Harszy, P.T.

Orthopedic Physical Therapist in Ballwin, MO · enumerated 2007.

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

National Provider Identifier

1841346996

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Registry record

Entity type Individual (Type 1)

Name Mr. Joseph Woodrow Harszy

Credential P.T.

Sex Male

Practice address 313 Annondale Ln., Ballwin, MO, 63011

Phone (636) 386-8841

Fax (636) 273-9948

Enumeration date Jan 25, 2007

Last updated in NPPES Sep 21, 2009

Taxonomy & licenses

2251X0800X Orthopedic Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 2000155887 (MO) Primary

PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation. About the PT credential

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 Joseph Harszy?

The National Provider Identifier (NPI) for Joseph Harszy is 1841346996, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph Harszy practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-09-21.