All Patient Refined Diagnosis Related Groups (APR-DRGs)

Hospital Inpatient Reimbursement Rate Reform Effective December 1, 2009

Effective December 1, 2009 the Department has been authorized by state statute to implement a new hospital inpatient payment system. To provide a more equitable and fair payment method for services being rendered, New York will be implementing a severity-based methodology using 3M ™ All Patient Refined Diagnosis Related Groups (APR-DRGs). In addition, a new acute care payment methodology has been developed.

The information provided within the links on the left-hand side of this page will provide details regarding implementation, weights and additional web resources pertaining to the APR grouper. Questions related to the inpatient rates and weights can be directed to the Bureau of Hospital & Clinic Rate Setting at