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

DR. DENNIS GRAY DDS
NPI 1427047166
Dentist - General Practice in Glenwood, IA

Active since October 16, 2005
514 1ST ST, GLENWOOD, IA 51534(712) 527-3144(712) 527-5900 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. Dennis Gray Dds NPPES

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

DR. DENNIS GRAY DDS (NPI 1427047166) is an individual general practice provider in Glenwood, Iowa, licensed in Iowa (6027) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1427047166
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. DENNIS GRAYCredential: DDS
Location Address514 1ST STGlenwood, IA 51534-1714
Mailing Address514 1st StGlenwood, IA 51534-1714 · (712) 527-3144 · Fax (712) 527-5900
Fax(712) 527-5900
Sole ProprietorNo
Enumeration DateOctober 16, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1427047166 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in IA · 6027
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.

514 1ST ST, Glenwood, IA 51534

Other Providers at the Same Location NPPES

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

Dentist
514 1ST ST
GLENWOOD, IA 51534

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 Dennis Gray's NPI number?

The NPI number for Dennis Gray is 1427047166. It was assigned to this individual provider in the NPPES registry on October 16, 2005.

Where is Dennis Gray located?

Dennis Gray practices at 514 1st St, Glenwood, IA 51534. The listed phone number is (712) 527-3144.

What is Dennis Gray'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 Dennis Gray was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.