Spectrum Health Ludington Hospital
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Physician Details

Mary O'Callaghan

Mary O'Callaghan DO

  • Education
  • Medical School
    Michigan State University, College of Osteopathic Medicine, Lansing
    Internship Program
    Riverside Osteopathic Hospital/Henry Ford Health System, Trenton, MI
    Residency Program
    Riverside Osteopathic Hospital/Henry Ford Health System, Trenton, MI
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  • Board Certifications
  • American Osteopathic Board of Internal Medicine
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