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Dr. Marcus is on Doximity

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Education & Training

  • Mayo Clinic College of Medicine and Science (Rochester)
    Mayo Clinic College of Medicine and Science (Rochester)Residency, Internal Medicine, 1989 - 1992
  • Advocate Health Care/Advocate Lutheran General Hospital
    Advocate Health Care/Advocate Lutheran General HospitalInternship, Internal Medicine, 1988 - 1989
  • Loyola University Chicago Stritch School of Medicine
    Loyola University Chicago Stritch School of MedicineClass of 1988

Certifications & Licensure

  • IL State Medical License
    IL State Medical License 1988 - 2026
  • AZ State Medical License
    AZ State Medical License 1992 - 2012
  • MN State Medical License
    MN State Medical License 1989 - 2007
  • American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

  • Patient-Centered Medical Home Recognition Program National Committee for Quality Assurance, 2013-2016
  • Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2012

Hospital Affiliations