1956 – Riley County Mental Health Center was created through work done by Riley County Mental Health Association. It opened on November 19 and was located in Manhattan’s Riley County Hospital with a staff of one.
1957 – Kansas Legislature passed a law authorizing county commissioners to levy a tax to support community mental health centers.
1963 – Geary County joined the service area. The two counties formed the Geary/Riley Guidance Center.
1965 – Clay and Marshall Counties joined the service area. The center was renamed North Central Kansas Guidance Center (NCKGC).
1967 – Cloud County Commissioners agreed to fund Sunflower Guidance Center. Citizen support and education was led by the Cloud County Mental Health Association.
1968 – Pottawatomie County joined NCKGC service area.
1972 – Jewell and Republic Counties joined Sunflower service area.
1973 – Mitchell County joined Sunflower service area.
1974 – Washington County joined Sunflower service area.
1976- Sunflower Guidance Center changed its name to Sunflower Mental Health Center (Sunflower).
1977 – NCKGC and Sunflower affiliated, incorporating as Pawnee Comprehensive Mental Health Center.
1981 – Merger was completed under one centralized board of directors, with two board members appointed by each county.
1982 – Board of Directors changed name to Pawnee Mental Health Services, Inc. (Pawnee)
1988 – Pawnee In-patient Psychiatric Unit at The Saint Mary Hospital (now Mercy Health Center) in Manhattan opened.
1988 – New Pawnee office building in Junction City dedicated.
1993 – Pawnee Endowment Association purchased Houston Street Ballroom building in Manhattan.
1997 – Topeka State Hospital closed; Pawnee shifted to Osawatomie State Hospital catchment area, with mandate to reduce state hospitalization, emphasis on community-based treatment.
2000 – New office building in Concordia opened in May.
2001 – Pawnee and Mercy Health Center ended their 13-year partnership to operate a psychiatric unit at the hospital.
2003 – Pawnee changed its organizational structure from a regional model to a program model.
2005-Pawnee converted from a paper-based electronic medical record to an electronic medical record.
2006 – Pawnee began a year-long celebration of its 50 years of service.
2007 – Pawnee Endowment Association purchased Hayes Drive building in Manhattan.
2009 – Pawnee laid off staff in February due to cuts in state grant funding.
2010 – Pawnee laid off staff in January due to cuts in state grant funding.
2011- Pawnee began a year-long celebration of its 55 years of service.
2014 – Community Based Services (CBS) is renamed “Youth Rehabilitation Services” (YRS). Community Support Services (CSS is renamed “Adult Rehabilitation Services” (ARS). Both are consolidated under one Director as the Community Services Program.
2014 – Therapy and Evaluation Services (TES) is renamed “Mental Health” and Prevention, Treatment and Recovery Services (PTRS is renamed “Substance Use”. Both are consolidated under one Director as the Therapy and Recovery Services (TRS) Program.
2014 – Pawnee opens Health Connect, a Health Home program of the Kansas Medicaid Program (KanCare).
2015 – Pawnee purchased the building at 1735 W. Ash Street, Junction City for the Community Services Programs.
2015 – Sold the Houston Street building to begin the consolidation of one central location in Manhattan instead of three separate locations.
2016 – KanCare terminates the Health Home program.
2016 – Pawnee began a year-long celebration of its 60th year of service