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

LESLIE K WILLIAMSON MD
NPI 1477538502
Otolaryngology in San Angelo, TX

Active since December 13, 2005
4450 SUNSET DRIVE, SAN ANGELO, TX 76904(325) 658-1511 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Leslie K Williamson Md NPPES

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

LESLIE K WILLIAMSON MD (NPI 1477538502) is an individual otolaryngology provider in San Angelo, Texas, licensed in Texas (E4769) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1477538502
Entity TypeIndividualFemale
Primary Taxonomy207Y00000X
Provider Legal NameLESLIE K WILLIAMSONCredential: MD
Location Address4450 SUNSET DRIVESan Angelo, TX 76904
Mailing AddressPo Box 22000San Angelo, TX 76902-7200 · (325) 658-1511
Sole ProprietorNo
Enumeration DateDecember 13, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1477538502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License Licensed in TX · E4769
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
4450 SUNSET DRIVE, San Angelo, TX 76904

Other Providers at the Same Location NPPES 7

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

Ophthalmology
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Internal Medicine (Gastroenterology)
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Ophthalmology
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Internal Medicine (Gastroenterology)
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Otolaryngology
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Orthopaedic Surgery
4450 SUNSET DRIVE
SAN ANGELO, TX 76904
Ophthalmology
4450 SUNSET DRIVE
SAN ANGELO, TX 76904

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 Leslie Williamson's NPI number?

The NPI number for Leslie Williamson is 1477538502. It was assigned to this individual provider in the NPPES registry on December 13, 2005.

Where is Leslie Williamson located?

Leslie Williamson practices at 4450 Sunset Drive, San Angelo, TX 76904. The listed phone number is (325) 658-1511.

What is Leslie Williamson's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

When was this NPI record last updated?

The NPPES record for Leslie Williamson 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 33 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.