Hospital Inpatient DRGs, SIWs, Trimpoints, ALOS

The Diagnosis Related Groups (DRGs), Service Intensity Weights (SIWs), Trimpoints and Average Length of Stays (ALOS) are used by the Medicaid Program to make DRG payments to New York State Hospitals. They are also published in 10NYCRR Part 86-1.62 and 86-1.63 and updated as necessary.

Any questions regarding the DRGs, SIWs, Trimpoints or ALOS should be brought to the attention of the Bureau of Acute and Managed Care Rate-Setting at HospFFSunit@health.ny.gov

• DRG, SIW, Trimpoints and ALOS Effective:
  • January 2009
  • July 2008
  • January 2008
  • January 2007 - No changes.
  • January 2006
  • January 2004