Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Seth D. O'Brien, MD

Individual provider Diagnostic Radiology Physician · NPI 1053420026

Seth D. O'Brien, MD is a Diagnostic Radiology in Austin, Texas. Graduated from Georgetown University School of Medicine in 1998, 28 years ago. Practices with Austin Radiological Association, a 123-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
28
Trained at
Georgetown University School of Medicine
Licensed in
TX
In the registry since
2006
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

12554 Riata Vista Cir
Austin, TX 78727-6431
Phone: (512) 795-5100
Fax: (512) 795-5122
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence M7485 (TX)

Record details

NPI number1053420026
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESJuly 21, 2022

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Austin Radiological Association — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare

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