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

ELIZABETH LOUDON M.D. P.A.
NPI 1275571283
Dermatology in San Antonio, TX

Active since June 02, 2006
7434 LOUIS PASTEUR, SUITE 220, SAN ANTONIO, TX 78229(210) 615-9494(210) 615-1514 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Elizabeth Loudon M.d. P.a. NPPES

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

ELIZABETH LOUDON M.D. P.A. (NPI 1275571283) is an individual dermatology provider in San Antonio, Texas, licensed in Texas (J6161) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1275571283
Entity TypeIndividualFemale
Primary Taxonomy207N00000X
Provider Legal NameELIZABETH LOUDONCredential: M.D. P.A.
Location Address7434 LOUIS PASTEUR, SUITE 220San Antonio, TX 78229-4538
Mailing Address7434 Louis Pasteur, Suite 220San Antonio, TX 78229-4538 · (210) 615-9494 · Fax (210) 615-1514
Fax(210) 615-1514
Sole ProprietorNo
Enumeration DateJune 2, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1275571283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in TX · J6161
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
7434 LOUIS PASTEUR, San Antonio, TX 78229

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.

Orthopaedic Surgery
7434 LOUIS PASTEUR, #203
SAN ANTONIO, TX 78229
Dermatology
7434 LOUIS PASTEUR, STE 220
SAN ANTONIO, TX 78229
Dermatology
7434 LOUIS PASTEUR, STE. 220
SAN ANTONIO, TX 78229
Dentist (General Practice)
7434 LOUIS PASTEUR, SUITE 236
SAN ANTONIO, TX 78229
Nursing Care
7434 LOUIS PASTEUR, SUITE 313
SAN ANTONIO, TX 78229
Internal Medicine (Cardiovascular Disease)
7434 LOUIS PASTEUR, SUITE 209
SAN ANTONIO, TX 78229
Speech-Language Pathologist
7434 LOUIS PASTEUR, #102
SAN ANTONIO, TX 78229

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 Elizabeth Loudon's NPI number?

The NPI number for Elizabeth Loudon is 1275571283. It was assigned to this individual provider in the NPPES registry on June 2, 2006.

Where is Elizabeth Loudon located?

Elizabeth Loudon practices at 7434 Louis Pasteur Suite 220, San Antonio, TX 78229. The listed phone number is (210) 615-9494.

What is Elizabeth Loudon's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

When was this NPI record last updated?

The NPPES record for Elizabeth Loudon 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 27 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.