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Dr. Marr is on Doximity

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Education & Training

  • Loyola University Medical Center
    Loyola University Medical CenterResidency, Thoracic Surgery, 1983 - 1984
  • University of Kansas School of Medicine
    University of Kansas School of MedicineResidency, Surgery, 1976 - 1981
  • University of Illinois College of Medicine
    University of Illinois College of MedicineClass of 1976

Certifications & Licensure

  • KS State Medical License
    KS State Medical License 1977 - 2024
  • MO State Medical License
    MO State Medical License 1981 - 2020
  • AZ State Medical License
    AZ State Medical License 2007 - 2019

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification eClinicalWorks EHR, eClinicalWorks LLC, 2013
  • Fellow (FACS) American College of Surgeons

Professional Memberships

Hospital Affiliations