Administrative Rules of Montana
Department 37 - PUBLIC HEALTH AND HUMAN SERVICES
Chapter 37.86 - MEDICAID PRIMARY CARE SERVICES
Subchapter 37.86.29 - Inpatient Hospital Services
Rule 37.86.2905 - INPATIENT HOSPITAL SERVICES, GENERAL REIMBURSEMENT
Current through Register Vol. 18, September 20, 2024
(1) Prospective payment system (PPS) hospitals including in-state PPS facilities, distinct part units, border facilities, all out-of-state facilities, acute care psychiatric hospitals, and Center of Excellence facilities will be reimbursed under the All Patient Refined Diagnosis Related Groups (APR-DRG) prospective payment system described in ARM 37.86.2907, 37.86.2912, 37.86.2916, 37.86.2918, and 37.86.2920.
(2) Interim reimbursement for cost-based facilities is based on a hospital-specific Medicaid inpatient cost-to-charge ratio, not to exceed 100%. For dates of service January 1, 2018 through June 30, 2018, the interim reimbursement is based on a hospital-specific Medicaid inpatient cost-to-charge ratio, less 2.99%, not to exceed 100%. Cost-based facilities will be reimbursed their allowable costs as determined according to ARM 37.86.2803. For cost report periods ending on or prior to December 31, 2017 final cost settlements for CAH facilities will be reimbursed at 101% of allowable costs. For cost report periods ending January 1, 2018 through June 30, 2018, final cost settlements for CAH facilities will be reimbursed at 97.98% of allowable costs. For cost report periods ending on or after July 1, 2018 final cost settlements for CAH facilities will be reimbursed at 101% of allowable costs.
(3) Except as otherwise specified in these rules, facilities reimbursed under the APR-DRG prospective payment system may be reimbursed for the following:
(4) PPS facilities may interim bill for stays equal to or exceeding 30 days at the same hospital.
(5) All PPS inpatient and outpatient hospital services that occur during an inpatient stay are included in the APR-DRG grouper except:
AUTH: 53-2-201, 53-6-113, MCA; IMP: 53-2-201, 53-6-101, 53-6-111, 53-6-113, MCA