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

Brian Anthony O'Leary, MD

Individual provider Interventional Cardiology Physician · NPI 1255523940

Brian Anthony O'Leary, MD is an Interventional Cardiology in Indianapolis, Indiana. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2007, 19 years ago. Practices with Johnson Memorial Hospital, a 39-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Indiana and Wisconsin.

Years since qualifying
19
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IN, WI
In the registry since
2007
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

1801 N Senate Blvd Ste 4000
Indianapolis, IN 46202-1228
Phone: (317) 924-5444
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 720 Eskenazi Ave, Indianapolis, IN 46202-5187 — (317) 880-7666

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 01075488A (IN)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 01075488A (IN)
Interventional Cardiology Physician Taxonomy 207RI0011X · Licence 62408-20 (WI)

Record details

NPI number1255523940
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 16, 2007
Last updated in NPPESJanuary 20, 2026
Certification dateJanuary 20, 2026

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Johnson Memorial Hospital — 39 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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