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

Individual provider Anesthesiology Physician · NPI 1427282276

Michelle Lynn O'Brien, MD is an Anesthesiology in Columbus, Indiana. Graduated from Indiana University School of Medicine in 2009, 17 years ago. Practices with Johnson Memorial Hospital, a 39-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
17
Trained at
Indiana University School of Medicine
Licensed in
IN
In the registry since
2009
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

3200 Sycamore Ct Ste 1B
Columbus, IN 47203-1545
Phone: (812) 378-9027
Fax: (812) 378-1014
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 01070927A (IN)

Record details

NPI number1427282276
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 7, 2009
Last updated in NPPESApril 1, 2025
Certification dateApril 1, 2025

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Johnson Memorial Hospital — 39 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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