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

Dr. Aaron O'Brien, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1023768157

Dr. Aaron O'Brien, DO is an Internal Medicine in Burlington, Vermont. Graduated from Ohio University, College of Osteopathic Medicine in 2022, 4 years ago. Practices with University of Vermont Medical Center Inc, a 1,202-clinician group and accepts Medicare assignment. Licensed in Vermont.

Years since qualifying
4
Trained at
Ohio University, College of Osteopathic Medicine
Licensed in
VT
In the registry since
2022
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

111 Colchester Ave
Burlington, VT 05401-1473
Phone: (802) 847-2345
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 032.0134256 (VT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1023768157
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 23, 2022
Last updated in NPPESAugust 21, 2025
Certification dateAugust 21, 2025
Mailing address111 Colchester Ave, Burlington, VT 05401-1473

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOHIO UNIVERSITY, COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2022 (4 years in practice)
Group practice University Of Vermont Medical Center Inc — 1202 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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