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RJ WILLIAMS
NPI 1780548610
Internal Medicine - Clinical & Laboratory Immunology in Pearland, TX

Active since December 15, 2025
2743 SMITH RANCH RD STE 1904, PEARLAND, TX 77584(713) 551-8743 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 9, 2026, Dec 15, 2025 (2 updates tracked since 2025).

About Rj Williams NPPES

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

RJ WILLIAMS (NPI 1780548610) is an individual clinical & laboratory immunology provider in Pearland, Texas, licensed in Texas (45D2330202) and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1780548610
Entity TypeIndividualMale
Primary Taxonomy207RI0001X
Provider Legal NameRJ WILLIAMS
Location Address2743 SMITH RANCH RD STE 1904Pearland, TX 77584-0188
Mailing Address2743 Smith Ranch Rd Ste 1904Pearland, TX 77584-0188 · (713) 551-8743
Phone(713) 551-8743
Sole ProprietorYes
Enumeration DateDecember 15, 2025
Last NPPES UpdateJanuary 9, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 9, 2026
✔ NPI 1780548610 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Clinical & Laboratory ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0001X
License✔ Licensed in TX · 45D2330202
Definition
An internal medicine physician who specializes in clinical and laboratory immunology disease management.
2743 SMITH RANCH RD STE 1904, Pearland, TX 77584
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

MAIN STOP TESTING SVCS
Clinical Medical Laboratory
2743 SMITH RANCH RD STE 1904
PEARLAND, TX 77584
Brazoria County (713) 551-8743

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 Rj Williams's NPI number?

The NPI number for Rj Williams is 1780548610. It was assigned to this individual provider in the NPPES registry on December 15, 2025.

Where is Rj Williams located?

Rj Williams practices at 2743 Smith Ranch Rd Ste 1904, Pearland, TX 77584. The listed phone number is (713) 551-8743.

What is Rj Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical & Laboratory Immunology, with taxonomy code 207RI0001X.

When was this NPI record last updated?

The NPPES record for Rj Williams was last updated on January 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.