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

DR. MICHAEL ONG MD
NPI 1003898479
Internal Medicine - Gastroenterology in Beaumont, TX

Active since November 18, 2005
2965 HARRISON ST, STE 211, BEAUMONT, TX 77702(409) 899-4231(409) 899-5264 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Michael Ong Md NPPES

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

DR. MICHAEL ONG MD (NPI 1003898479) is an individual gastroenterology provider in Beaumont, Texas, licensed in Texas (F2382) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1003898479
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MICHAEL ONGCredential: MD
Location Address2965 HARRISON ST, STE 211Beaumont, TX 77702-1100
Mailing AddressPo Box 5371Beaumont, TX 77726-5371 · (409) 899-4231 · Fax (409) 899-5264
Phone(409) 899-4231
Fax(409) 899-5264
Sole ProprietorNo
Enumeration DateNovember 18, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1003898479 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · F2382
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
2965 HARRISON ST, Beaumont, TX 77702
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Other Identifiers 1

Medicaid0899080001TX

Other Providers at the Same Location NPPES 15

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

DR. JAMES CARLTON ROBINSON MD
Internal Medicine (Nephrology)
2965 HARRISON ST, 116
BEAUMONT, TX 77702
Jefferson County (409) 892-1003
GOLDEN TRIANGLE NEUROCARE LLP
Neurological Surgery
2965 HARRISON ST, SUITE 111
BEAUMONT, TX 77702
Jefferson County (409) 898-7800
DR. CHARLES BRIAN CRIM M.D.
Dermatology (Procedural Dermatology)
2965 HARRISON ST, #217
BEAUMONT, TX 77702
Jefferson County (409) 892-4664
SURGICAL CRITICAL CARE ASSOCIATES, LLP
Surgery (Trauma Surgery)
2965 HARRISON ST, SUITE 211
BEAUMONT, TX 77702
Jefferson County (409) 899-8501
SHUNG MAN KURT LEE MD
Internal Medicine (Nephrology)
2965 HARRISON ST, STE 222
BEAUMONT, TX 77702
Jefferson County (409) 892-1003
SHUNG-MAN KURT LEE MDPA
Internal Medicine (Nephrology)
2965 HARRISON ST, STE 222
BEAUMONT, TX 77702
Jefferson County (409) 892-1003
VIJAYALAKSHMI MADALA TAMMAREDDI M.D.
Anesthesiology
2965 HARRISON ST, SUITE 316
BEAUMONT, TX 77702
Jefferson County (409) 899-2332
DR. WILLIAM ARTHUR FAWCETT IV MD
Allergy & Immunology
2965 HARRISON ST, SUITE 315
BEAUMONT, TX 77702
Jefferson County (409) 892-7090

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 Michael Ong's NPI number?

The NPI number for Michael Ong is 1003898479. It was assigned to this individual provider in the NPPES registry on November 18, 2005.

Where is Michael Ong located?

Michael Ong practices at 2965 Harrison St Ste 211, Beaumont, TX 77702. The listed phone number is (409) 899-4231.

What is Michael Ong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Michael Ong 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 39 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.