NPI Portal NPI Lookup & Verification

Durk Irwin, DMD

Durk Irwin is a Orthodontics and Dentofacial Orthopedics Dentistry provider (Dentist) practicing in Pendleton, OR, registered in the NPPES registry with NPI 1083031264 since 2014. The credential DMD stands for Doctor of Medicine in Dentistry. Practices at Durk V Irwin Dmd PC (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1083031264
Entity type Individual (Type 1)
Name Durk Irwin
Credential DMD
Sex Male
Practice address Pendleton, OR, 97801
Phone 5412767819
Enumeration date 2014-03-25
Last updated in NPPES 2014-03-25

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223X0400X Orthodontics and Dentofacial Orthopedics Dentistry Primary D6991 OR

DMD — Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees. About the DMD credential

Copy-ready billing details
Provider: Durk Irwin, DMD
NPI: 1083031264
Taxonomy: 1223X0400X (Orthodontics and Dentofacial Orthopedics Dentistry)
Address: Pendleton, OR, 97801

Other providers at this practice address

NPI Name Type Specialty Location
1184796781 Durk V Irwin Dmd PC Organization Orthodontics and Dentofacial Orthopedics Dentistry Pendleton, OR

Verify this record

Cross-check NPI 1083031264 against the authoritative CMS record: view Durk Irwin on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for Durk Irwin?
The National Provider Identifier (NPI) for Durk Irwin is 1083031264, a Type 1 (individual) record in the CMS NPPES registry.
Where does Durk Irwin practice?
The practice location on file with NPPES is in Pendleton, OR. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2014-03-25.