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Mark O'Connor, MD, Cardiology, Toledo, OH, Mercy Health - Defiance Hospital

MarkO'ConnorMD

Cardiology Toledo, OH

Adult Congenital Heart Disease, Cardiac Electrophysiology

Physician

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Summary

  • Dr. Mark O'Connor, MD is a cardiologist in Toledo, Ohio. He is currently licensed to practice medicine in Ohio, Michigan, and Illinois. He is affiliated with Mercy Health - St. Vincent Medical Center, ProMedica Toledo Hospital, and Mercy St. Anne Hospital.

Education & Training

  • University of Michigan Health System
    University of Michigan Health SystemFellowship, Cardiovascular Disease, 1991 - 1993
  • University of Washington
    University of WashingtonResidency, Internal Medicine, 1986 - 1989
  • University of Michigan Medical School
    University of Michigan Medical SchoolClass of 1986

Certifications & Licensure

  • MI State Medical License
    MI State Medical License 1997 - 2025
  • OH State Medical License
    OH State Medical License 1997 - 2024
  • IL State Medical License
    IL State Medical License 1993 - 1999
  • American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

  • Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
  • Fellow (FACC) American College of Cardiology

Publications & Presentations

PubMed

Professional Memberships

Hospital Affiliations