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 is a Dermatology Physician 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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