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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. DONALD KLEIER DMD
NPI 1013981919
Dentist - Endodontics in Westminster, CO

Active since February 15, 2006
5150 W 80TH AVE, WESTMINSTER, CO 80030(303) 427-1951(303) 657-3369 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Donald Kleier Dmd NPPES

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

DR. DONALD KLEIER DMD (NPI 1013981919) is an individual endodontics provider in Westminster, Colorado, licensed in Colorado (100872) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1013981919
Entity TypeIndividualMale
Primary Taxonomy1223E0200X
Provider Legal NameDR. DONALD KLEIERCredential: DMD
Location Address5150 W 80TH AVEWestminster, CO 80030-4449
Mailing Address5150 W 80th AveWestminster, CO 80030-4449 · (303) 427-1951 · Fax (303) 657-3369
Phone(303) 427-1951
Fax(303) 657-3369
Sole ProprietorNo
Enumeration DateFebruary 15, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1013981919 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
License✔ Licensed in CO · 100872
Definition
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.
5150 W 80TH AVE, Westminster, CO 80030
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Other Providers at the Same Location NPPES 11

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

MS. NANCY JEAN KNIGHT DIPL AC
Acupuncturist
5150 W 80TH AVE, BLD B
WESTMINSTER, CO 80030
Adams County (303) 428-4002
CHILDREN'S DENTISTRY
Dentist (Pediatric Dentistry)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 427-1951
THOMAS K. CHUBB, DDS, PC
Dentist (Orthodontics and Dentofacial Orthopedics)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 428-3613
EMMA LAZAROFF KOSTER
Dentist (Pediatric Dentistry)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 427-1951
CAROLYN F. CRONIN DMD PLLC
Dentist (Orthodontics and Dentofacial Orthopedics)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 428-3613
MS. JILL M MORIAN LIC AC
Acupuncturist
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 429-4325
DR. NELLE V. BARR DMD
Dentist (Pediatric Dentistry)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 427-1951
DR. SEAN R WHALEN DDS
Dentist (Pediatric Dentistry)
5150 W 80TH AVE
WESTMINSTER, CO 80030
Adams County (303) 427-1951

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 Donald Kleier's NPI number?

The NPI number for Donald Kleier is 1013981919. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Donald Kleier located?

Donald Kleier practices at 5150 W 80th Ave, Westminster, CO 80030. The listed phone number is (303) 427-1951.

What is Donald Kleier's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Endodontics, with taxonomy code 1223E0200X.

When was this NPI record last updated?

The NPPES record for Donald Kleier was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.