The document discusses the Australian Refined Diagnosis Related Group (AR-DRG) patient classification scheme. It describes AR-DRG as grouping patients according to their clinical characteristics and resource use based on ICD-10-AM codes. The AR-DRG grouper applies demographic and clinical edits, and each AR-DRG has 4 alphanumeric characters determining a patient's length of stay and hospital payment.
AR-DRG
• Australian RefinedDiagnosis Related Group
• Patient classification scheme
(based on ICD-10-AM codes)
• Group the patients treated in a hospital according to clinical
characteristics and resource use.
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3.
• The AR-DRGgrouper applies both
“Demographic" and “Clinical" edits.
• AR-DRG has 4 alpha-numeric characters.
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Group of Patients
withHomogenous
Resources
Consumption
=
DRG
Patient Variables
Medical & Management
Decision Variables
gender, age,
main diagnosis, other
diagnoses, severity
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mix and intensity of
procedures, technologies
and human resource use
What Impact WillICD-10 Have On AR-DRG Payments?
Lack of ‘specificity’ for a certain diagnosis as
documented in the record, could have the potential of
not capturing the CC/MCC which could result in a
lower paying AR-DRG.
AR-DRG shifts could occur due to improper training
of the coding staff.
This incorrect code assignment could also potentially cause changes within
the AR-DRGs resulting in payment increases or decreases
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