Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JAMES KEITH HAMILTON DMD
NPI 1144215583
Dentist - General Practice in Hermiston, OR

Q: What is James Hamilton's NPI number?

The NPI number for James Hamilton is 1144215583. It was assigned to this individual provider in the NPPES registry on September 13, 2005.

Q: What is James Hamilton's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for James Hamilton was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 13, 2005

345 E PINE AVE, HERMISTON, OR 97838(541) 564-4449(541) 564-4591 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. James Keith Hamilton Dmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JAMES KEITH HAMILTON DMD (NPI 1144215583) is an individual general practice provider in Hermiston, Oregon, licensed in Oregon (D4329) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1144215583

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JAMES KEITH HAMILTONCredential: DMD

Location Address345 E PINE AVEHermiston, OR 97838-2454

Mailing Address728 Luscombe StIndependence, OR 97351-9425 · (360) 957-0811 · Fax (541) 564-4591

Phone(541) 564-4449

Fax(541) 564-4591

Sole ProprietorNo

Enumeration DateSeptember 13, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1144215583 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in OR · D4329

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

345 E PINE AVE, Hermiston, OR 97838

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. GEORGE K VARUGHESE DDS

Dentist (General Practice)

345 E PINE AVE
HERMISTON, OR 97838

Umatilla County (541) 564-4449

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is James Hamilton's NPI number?

The NPI number for James Hamilton is 1144215583. It was assigned to this individual provider in the NPPES registry on September 13, 2005.

Where is James Hamilton located?

James Hamilton practices at 345 E Pine Ave, Hermiston, OR 97838. The listed phone number is (541) 564-4449.

What is James Hamilton's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for James Hamilton was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.