NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Matthew S Harper, DPT

Physical Therapist in Parker, CO · enumerated 2021 · practices at Castle Rock Therapies, LLC.

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

National Provider Identifier

1346822210

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Matthew S Harper
Credential DPT
Sex Male
Practice address 12919 Stroh Ranch Ct Unit F, Parker, CO, 80134
Phone (720) 788-7365
Fax (303) 840-1777
Enumeration date Apr 21, 2021
Last updated in NPPES Jul 28, 2025

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 4920 (AR) Secondary
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License CP046403T (CO) Primary
DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession. About the DPT 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 Matthew Harper?
The National Provider Identifier (NPI) for Matthew Harper is 1346822210, a Type 1 (individual) record in the CMS NPPES registry.
Where does Matthew Harper practice?
The practice location on file with NPPES is in Parker, CO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-28.