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« About Us

Our Leadership

Our Leadership HSHS St. Mary's Hospital in Green Bay is led by highly qualified local board of directors who work with our hospital leadership team to provide patient-centered care in the mission of the Hospital Sisters Health System.

groups of doctors all looking at blue clipboard groups of doctors all looking at blue clipboard
headshot of Bob Erickson

Bob Erickson

President and CEO, Wisconsin Region
headshot of Leah Bergstrom

Leah Bergstrom

Chief Administrative Officer, HSHS St. Mary’s Hospital Medical Center
headshot of Ted Collison

Dr. Ted Collison

Chief Medical Officer, Wisconsin Region
headshot of Isabelle Garibaldi

Isabelle Garibaldi

Chief Nursing Officer, Wisconsin Region
headshot of John Wagner

John Wagner

Chief Operating Officer, Wisconsin Region

Board of Directors

  • Dennis Langenberg, Accounting/Business – Chairperson
  • Michael Wickman, Vice Chair
  • Sr. Maureen Fagan, OSF
  • Jody Boes
  • Stephanie Bakey, M.D., Physician
  • Kyle McCarty, M.D., Physician
  • Paula Hafeman
  • Marcus Perez