TRICARE Reimbursement Manual 6010.61-M, April 1, 2015 Diagnosis Related Groups (DRGs) Chapter 6 Addendum C Diagnosis Related Groups (DRGs), DRG Relative Weights, Arithmetic And Geometric Mean Lengths-Of-Stay (LOS), And Short-Stay Outlier Thresholds - FY 2016 And Beyond Revision: C-2, May 17, 2017 Effective for admissions on or after October 1, 2015 and beyond, the DRG weights and rates are posted to the Defense Health Agency (DHA) web site at http://health.mil/Military-Health-Topics/Business-Support/Rates-and-Reimbursement. - END -