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Leadership team

  • Gretchen Frederick photo

    Gretchen Frederick, RN, MA

    director of patient care and quality

    • Length of service at Buffalo Hospital: since January 2005
    • Previous experience: Quality Consultant for Allina Health regional hospitals and Director of Care Management at Abbott Northwestern Hospital
    • Education: Bachelor's of Nursing (St. Scholastica) and a Masters in Human Service and Health Administration (St. Mary's University)

    Heather Johnson photo

    Heather Johnson

    director of operations, finance and business development

    • Length of service at Buffalo Hospital: since April 2015
    • Previous experience: Joined Allina Health in 2008 as a Performance Improvement Consultant at Mercy Hospital. Most recently, Director of Operations at Mercy Hospital.
    • Education: Bachelor’s degree in Industrial Engineering (South Dakota School of Mines and Technology, Rapid City SD) and Master of Healthcare Administration (University of Minnesota)

    Robert Mullaney photo

    Robert Mullaney, MD

    director of medical affairs

    • Length of service at Buffalo Hospital: since July 2017

    Karla Heeter photo

    Karla Heeter

    foundation executive director

    • Length of service at Buffalo Hospital: since 2008
    • Previous experience: Wright County Commissioner (2003 - 2008), Community Health Foundation - Cancer Project Director (1998 - 2001), ISD 877 - Community Partnership Facilitator (1991 - 1998), Stuart Corporation - Resident Services Director (1988 - 1991)

    Kristin Denne

    Kristin Denne

    director of human resources

    • Length of service at Buffalo Hospital: since February 2018
    • Previous experience:  Joined Allina Health in 2013 as a Senior Human Resources Generalist for Allina Health Group. Prior to Allina Health, Human Resources Business Partner and Executive Team Leader of Human Resources at Target.
    • Education: Bachelor's degree in Management with a HR concentration (St. Cloud State University) and Master of Business Administration (Concordia University)