Irwin Army Community Hospital & Clinics is located at 600 Caisson Hill Road, Fort Riley, KS 66442. Irwin Army Community Hospital & Clinics can be reached by their main phone number at (785) 239-7739. Alternatively, you can reach Irwin Army Community Hospital & Clinics by phone at (785) 239-7103. The listed DSN line is 856-7739. Visit the Irwin Army Community Hospital & Clinics website by clicking here.