Administration & Board of Directors

Administrative Council

  • Parker Powell
    Parker Powell
    Chief Executive Officer
  • Sam Hubbard
    Sam Hubbard
    Vice President of
    Operations
  • Jill Domek
    Jill Domek
    Vice President of
    Clinical Services
  • William Robinson
    William Robinson
    Vice President of
    Financial Services
  • Shawna Dorwart
    Shawna Dorwart
    Vice President of
    Patient Care Services

Board Members

  • Jim Hicks
    Jim Hicks
    Chair
  • A'Lynn Shields
    A'Lynn Shields
    Vice Chair
  • Eileen Melby
    Eileen Melby
    Secretary
  • Picture Coming Soon
    Dr. Jen Majerus
    Treasurer
  • Matthew Calkins
    Matthew Calkins, DDS
  • Picture Coming Soon
    Joseph Leal, MD
  • Matthew Calkins
    Janette Bogar
  • Picture Coming Soon
    Chrystal Potter, MD
  • John Schallenkamp
    John Schallenkamp, MD
    Billings Clinic
  • Mitch Goplen
    Mitch Goplen
    Billings Clinic



The public is invited to attend GMC Board meetings, held every fourth Thursday at 6pm in Carney Conference Center, located in the lower level of Glendive Medical Center.