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Thomas Johnson, MD, Cardiology, Lancaster, WI, MercyOne Elkader Medical Center

ThomasMarkJohnsonMD

Cardiology • Lancaster, WI

Adult Congenital Heart Disease, Cardiac Electrophysiology, Interventional Cardiology

Physician

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Education & Training

  • Ohio State University Hospital
    Ohio State University HospitalFellowship, Cardiovascular Disease, 1977 - 1979
  • Ohio State University Hospital
    Ohio State University HospitalResidency, Internal Medicine, 1974 - 1977
  • University of Iowa Roy J. and Lucille A. Carver College of Medicine
    University of Iowa Roy J. and Lucille A. Carver College of MedicineClass of 1974

Certifications & Licensure

  • WI State Medical License
    WI State Medical License 1988 - 2025
  • IA State Medical License
    IA State Medical License 1979 - 2025
  • IL State Medical License
    IL State Medical License 1988 - 2005
  • OH State Medical License
    OH State Medical License 1974 - 1984
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Cardiovascular Disease

Awards, Honors, & Recognition

  • Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2012
  • Heart/Stroke Recognition Program National Committee for Quality Assurance, 2010-2013
  • Fellow (FACC) American College of Cardiology

Professional Memberships

Hospital Affiliations

Dr. Thomas Johnson, Dr. Thomas Johnson, MD, Dr. T Johnson, Dr. Thomas Mark Johnson