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DR. GARRETT DENNIS MD
NPI 1689369894
Student in an Organized Health Care Education/Training Program in Houston, TX

Active since April 05, 2023PECOS Enrolled
6431 FANNIN ST, HOUSTON, TX 77030(713) 500-7604(713) 500-7606 Get Directions Write a Review

NPPES record last updated: February 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Garrett Dennis Md NPPES

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

DR. GARRETT DENNIS MD (NPI 1689369894) is an individual student in an organized health care education/training program in Houston, Texas and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1689369894
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. GARRETT DENNISCredential: MD
Location Address6431 FANNIN STHouston, TX 77030-1501
Mailing Address6431 Fannin StHouston, TX 77030-1501 · (713) 500-7604 · Fax (713) 500-7606
Phone(713) 500-7604
Fax(713) 500-7606
Sole ProprietorNo
Enumeration DateApril 5, 2023
Last NPPES UpdateFebruary 27, 2026
NPPES CertifiedFebruary 27, 2026
✔ NPI 1689369894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
6431 FANNIN ST, Houston, TX 77030
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Garrett Dennis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

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

DR. STUART MASON FRASER M.D.
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
6431 FANNIN ST, MSB 3.151
HOUSTON, TX 77030
Harris County (713) 500-5800
AMY ROSSI MD
Emergency Medicine
6431 FANNIN ST, JJL 431
HOUSTON, TX 77030
Harris County (713) 500-7882
MATTHEW KHOA NGUYEN
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6113
MARY WAYNE PELTIER MD
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-5010
HANNA MAVRIC DO
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7882
DR. DAVIDE CATTANO MD
Anesthesiology
6431 FANNIN ST, MSB 5.020
HOUSTON, TX 77030
Harris County (713) 500-6235
MICHAEL ANTHONY HOLZMAN
Orthopaedic Surgery
6431 FANNIN ST, SUITE JJL 310
HOUSTON, TX 77030
Harris County (713) 500-5154
SHUBHANGI MEHRA
Student in an Organized Health Care Education/Training Program
6431 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-0798

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 Garrett Dennis's NPI number?

The NPI number for Garrett Dennis is 1689369894. It was assigned to this individual provider in the NPPES registry on April 5, 2023.

Where is Garrett Dennis located?

Garrett Dennis practices at 6431 Fannin St, Houston, TX 77030. The listed phone number is (713) 500-7604.

What is Garrett Dennis's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Garrett Dennis enrolled in Medicare?

Yes. Garrett Dennis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Garrett Dennis was last updated on February 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.