DRG (Diagnosis-Related Group) is a statistical system to classify any inpatient stay into groups for the purposes of payment. Use Codify by AAPC for fast DRG code lookup.

DRG Codes - Diagnosis Related Group Codes List - Codify by AAPC

The DRGs are a patient classification scheme which provides a means of relating the type of patients a hospital treats (i.e., its case mix) to the costs incurred by the hospital. The design and development of the DRGs began in the late sixties at Yale University.

Diagnosis-Related Groups (DRGs) are a hospital payment classification system Medicare uses to group inpatient stays into categories that reflect similar clinical conditions and expected resource use.

DRGs classify hospital stays by diagnosis to set a fixed Medicare payment, though the actual amount depends on patient complexity and care quality. Diagnosis Related Groups (DRGs) are a classification system that determines how much a hospital gets paid for each inpatient stay.

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A diagnosis-related group or a DRG is a patient classification system that standardizes prospective payments to a hospital and encourages cost containment initiatives.

Diagnosis-related group (DRG) is a system which classifies hospital cases according to certain groups,also referred to as DRGs, which are expected to have similar hospital resource use (cost). They have been used in the United States since 1983.