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

Ellen Boyle Duncan PLLC

Organization Pain Medicine (Anesthesiology) Physician · NPI 1275294464

Ellen Boyle Duncan PLLC is a Pain Medicine (Anesthesiology) Physician in San Antonio, Texas. Registered with an NPI since 2022.

In the registry since
2022
Specialties on file
2
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

300 E Sonterra Blvd Ste 340
San Antonio, TX 78258-3972
Phone: (210) 990-7246
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X
Adult Medicine Physician Taxonomy 207QA0505X

Record details

NPI number1275294464
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ellen Duncan — Owner · (210) 990-7246
NPI enumeratedJanuary 10, 2022
Last updated in NPPESJanuary 26, 2022
Certification dateJanuary 26, 2022
Mailing address300 E Sonterra Blvd Ste 340, San Antonio, TX 78258-3972

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