View the Illinois Medicaid Inpatient Acute Reimbursement (APR-DRG Payment)
Use the following procedure to view the Illinois Medicaid Inpatient Acute Reimbursement detail for inpatient accounts with All Patient Refined Diagnosis Related Group (APR-DRG) payments.

- Access the Illinois Medicaid Inpatient Acute Reimbursement (APR-DRG Payment) page. For more information, refer to View the Expected Reimbursement Details .
- Review the expected reimbursements.
- Optionally, you can perform the following actions:
- Click Reimbursement to display the View Contract Profile page. For more information, refer to View a Contract Profile.
- Click the Service Type name to display the service types on the View Contract Profile page. For more information, refer to View a Contract Profile.
- Click View in the Calculation Details column. The Calculation Details page opens. For more information, refer to View Expected Reimbursement Calculation Details.

The following table describes the fields on the Expected Reimbursement Detail page for Illinois Medicaid Inpatient Acute claims using APR-DRG.
Field |
Description |
Error Code |
The reason for rejecting or returning the claim, if applicable. |
NPI |
The facility’s ten-digit National Provider Identification (NPI) number required on all claims. |
Effective Date |
The effective date of the current contract rates. |
Adjusted Base Rate |
The area rate based on statewide standardized amount. The labor portion is adjusted by Medicare IPPS wage index without the 3.5% Smart Act payment reduction. |
Cost Outlier Threshold |
The fixed-loss amount of the system threshold used to determine the outlier threshold set by the state Medicaid. This threshold amount is used in the cost outlier calculation. |
Psych Per-Diem Rate |
Factor assigned by state for individual hospitals to be used in the psych total expected calculation. |
Rehab Per-Diem Rate |
Factor assigned by state for individual hospitals to be used in the rehab total expected calculation. |
Marginal Ratio |
The Marginal Ratio used in the cost outlier calculation based on the Severity of Illness level.
|
SMART Act Percent |
The SMART Act percentage used in the reimbursement calculation.
Note: This field is displayed only when the value is less than 100%. |
Reimbursement Type |
The reimbursement type, either Expected or RA, if applicable (the latest RA is shown if there are multiple RAs). |
APR-DRG |
The APR-DRG code used to group and price the claim. |
SOI |
The Severity of Illness value.
|
DRG Policy Adjustor |
The adjustor factor defined by the state that is applied to the APR-DRG Base Amount for the following service / facility combinations:
Note: For all other services, the DRG Policy Adjustor is 1.0. |
APR-DRG Weight |
The APR-DRG weight factor for the APR-DRG. |
Covered Days |
The number of days covered by IL Medicaid. |
Covered Charges |
The amount of charges covered by IL Medicaid. |
Pre-Transfer DRG Base Payment |
The standard payment for the claim based on the weight and base rate which includes any applicable adjustments, depending on agency policy, but excludes the impact of transfers and outliers. |
DRG Base Amount |
The DRG base payment amount. |
DSH Amount |
The Disproportionate Share Hospital capital costs. |
Medical Education Payment |
The reimbursement for Indirect Medical Education costs. |
MPA Amount |
The Medicaid Percentage Adjustment amount. |
MHVA Amount |
The Medicaid High Volume Adjustment amount. |
Safety Net Amount |
A factor added for "Safety Net" or Critical Access hospitals to calculate the Total Expected Reimbursement. "Safety Net" or Critical Access hospitals are exempt from the SMART Act reduction. |
Outlier Amount |
The cost outlier payments, before policy adjusters, made on acute COS 20 claims where the estimated cost exceeds the outlier threshold. |
Transfer Amount |
The portion of the total payment for a claim with a patient discharge disposition that the agency defines as a transfer. Note: The prorated transfer payment for applicable transfer-out cases are capped at the full DRG payment if the claim length of stay plus one day is greater than the DRG average length of stay. |
Per Diem Amount |
The reimbursement dollar amount per day of service. |
Per Diem Add-on Amount |
The portion of the total payment for additional compensation at eligible Freestanding Psychiatric Hospitals. |
Charge Cap Reduction |
The Charge Cap adjustment applied if the allowed amount is greater than the covered charges. |
Legislative Reduction |
The amount reduced from the Total Expected Reimbursement for facilities that do not meet the criteria for designation as a Safety Net or Critical Access hospital. |
Total Expected Reimbursement |
The calculated reimbursement based on the predefined contract terms and conditions and service type definitions in the system and the repriced claims data. Note: This value is also affected by the SMART Act percentage. |