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Summary

  • Dr. John Zernia, MD is an emergency medicine physician in La Crosse, Wisconsin. He is currently licensed to practice medicine in Wisconsin. He is affiliated with Gundersen Lutheran Medical Center and Tomah Health.

Education & Training

  • Gundersen Lutheran Medical Foundation
    Gundersen Lutheran Medical FoundationResidency, Internal Medicine, 1985 - 1988
  • Medical College of Wisconsin
    Medical College of WisconsinClass of 1985

Certifications & Licensure

  • WI State Medical License
    WI State Medical License 1986 - 2025
  • American Board of Internal Medicine Internal Medicine

Hospital Affiliations