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GENTRY ALAN NIELSON DMD
NPI 1366333494
Dentist - General Practice in Houston, TX

Active since July 15, 2025
6902 SOUTHWEST FWY, HOUSTON, TX 77074(281) 656-1011 Get Directions Write a Review

NPPES record last updated: July 18, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gentry Alan Nielson Dmd NPPES

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

GENTRY ALAN NIELSON DMD (NPI 1366333494) is an individual general practice provider in Houston, Texas, licensed in Texas (4177) and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1366333494
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameGENTRY ALAN NIELSONCredential: DMD
Location Address6902 SOUTHWEST FWYHouston, TX 77074-2106
Mailing Address5800 N Interstate 35 Ste 205Denton, TX 76207-1438 · (940) 220-7833
Phone(281) 656-1011
Sole ProprietorNo
Enumeration DateJuly 15, 2025
Last NPPES UpdateJuly 18, 2025
NPPES CertifiedJuly 18, 2025
✔ NPI 1366333494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in TX · 4177
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.
6902 SOUTHWEST FWY, Houston, TX 77074
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Other Providers at the Same Location NPPES 6

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

DR. MURTAZA ALI HUSSAIN DDS
Dentist (General Practice)
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (281) 656-1011
ALEX LAUREN PAMPALONE DDS
Dentist (General Practice)
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (281) 656-1011
DR. RACHEL ALEXANDRIA ROSARIO DDS
Dentist
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (281) 656-1011
MUSTAFA SAMEER AL MAHDAWI DMD
Dentist (General Practice)
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (281) 656-1011
SOUTH WEST FREEWAY FAMILY DENTISTRY, PLLC
Dentist (General Practice)
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (940) 220-7833
SYNTHESIS RENOVO DENTISTRY, PLLC
Dentist (General Practice)
6902 SOUTHWEST FWY
HOUSTON, TX 77074
Harris County (940) 220-7833

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 Gentry Nielson's NPI number?

The NPI number for Gentry Nielson is 1366333494. It was assigned to this individual provider in the NPPES registry on July 15, 2025.

Where is Gentry Nielson located?

Gentry Nielson practices at 6902 Southwest Fwy, Houston, TX 77074. The listed phone number is (281) 656-1011.

What is Gentry Nielson's specialty?

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

What insurance does Gentry Nielson accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 14 other insurers list Gentry Nielson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gentry Nielson was last updated on July 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.