Skip to navigation Skip to Content
Marshfield - Marshfield Medical Center

1000 N Oak Ave
Marshfield, WI 54449

View Research Foundation
Investigator Profile >

Provider Bio

​Dr. Fritsche earned his master’s, PhD (parasitology), and medical degrees from the University of Minnesota in Minneapolis. He completed an internship and residency in laboratory medicine and a fellowship in clinical microbiology, all at the University of Washington Medical Center in Seattle. Dr. Fritsche is board certified in clinical pathology and clinical microbiology, and is the current Medical Director for Laboratory Medicine at the Marshfield Clinic. He has authored more than 220 peer-reviewed publications and chapters on diagnostic microbiology and antimicrobial resistance, and has served as a section editor for the Manual of Clinical Microbiology and as an associate editor for the journal Diagnostic Microbiology and Infectious Diseases.

  • Medical School
    University of Minnesota - Medical School Minneapolis, MN, United States, M.D. 1981

    University of Washington - Medical Center Seattle, WA, United States, Pathology 1982

    University of Washington - Medical Center Seattle, WA, United States, Pathology 1984

    University of Washington - Medical Center Seattle, WA, United States, Medical Microbiology 1984

  • Professional Societies
    American Academy of Microbiology American Society of Clinical Pathologists College of American Pathologists Infectious Diseases Society of America Royal Society of Tropical Medicine & Hygiene

    Board Certifications
    Medical Microbiology: 1999, recertified 2008 Pathology - Clinical: 1985

    State Licenses
    Iowa Washington Wisconsin

    Clinical Expertise
    Antimicrobial Resistance Antibiotic Use and Resistance Antimicrobial Susceptibility Testing Methodologies Laboratory Detection of Bacteremia and Fungemia Laboratory Diagnosis of Viral Diseases Laboratory Medicine Laboratory Standards and Quality Control Medical Microbiology Microbiology Microbiology - Clinical Molecular Diagnostics Pathology Pathology - Clinical Tick - Borne Diseases Parasitology

    Make a patient referral >