Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Elizabeth Loudon, MD PA

Organization Dermatology Physician · NPI 1538386701

Elizabeth Loudon, MD PA provides Dermatology Physician services in San Antonio, Texas. Licensed in Texas. Registered with an NPI since 2007.

Licensed in
TX
In the registry since
2007
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

7434 Louis Pasteur Dr Ste 220
San Antonio, TX 78229-4538
Phone: (210) 615-9494
Fax: (210) 615-1514
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence J6161 (TX)

Record details

NPI number1538386701
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gerard Calderon — Office Manager · (210) 615-9494
NPI enumeratedApril 19, 2007
Last updated in NPPESAugust 22, 2020
Mailing address7434 Louis Pasteur Dr, Suite 220, San Antonio, TX 78229-4538

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