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

Ellen B. Duncan, MD

Individual provider Anesthesiology Physician · NPI 1972535508

Ellen B. Duncan, MD is an Interventional Pain Management in San Antonio, Texas. Graduated from University of Texas Medical School at San Antonio in 1991, 35 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
35
Trained at
University of Texas Medical School at San Antonio
Licensed in
TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

300 E Sonterra Blvd Ste 340
San Antonio, TX 78258-3972
Phone: (210) 802-2522
Fax: (210) 802-4490
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine Physician (primary) Taxonomy 208VP0000X · Licence J2209 (TX)
Anesthesiology Physician Taxonomy 207L00000X · Licence J2209 (TX)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence J2209 (TX)

Record details

NPI number1972535508
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 6, 2006
Last updated in NPPESDecember 1, 2023
Certification dateDecember 1, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERVENTIONAL PAIN MANAGEMENT
Also practisesANESTHESIOLOGY, INTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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