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Diagnosis-Related Groups MeSH Descriptor Data 2025


MeSH Heading
Diagnosis-Related Groups
Tree Number(s)
N03.219.521.710.305.200.080
Unique ID
D003953
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003953
Scope Note
A system for classifying patient care by relating common characteristics such as diagnosis, treatment, and age to an expected consumption of hospital resources and length of stay. Its purpose is to provide a framework for specifying case mix and to reduce hospital costs and reimbursements and it forms the cornerstone of the prospective payment system.
Entry Version
DIAG RELAT GROUPS
Entry Term(s)
Case Mix
Case Mixes
DRG
DRGs
Diagnosis Related Group
Diagnosis-Related Group
Diagnostic-Related Group
Group, Diagnostic-Related
Groups, Diagnostic-Related
Previous Indexing
Costs and Cost Analysis (1966-1985)
Public MeSH Note
92; was DIAGNOSTIC RELATED GROUPS 1986-91; was CASE MIX see under COSTS AND COST ANALYSIS 1982-85; DIAGNOSTIC RELATED GROUPS was see CASE MIX 1982-85
Online Note
use DIAGNOSIS-RELATED GROUPS to search DIAGNOSTIC RELATED GROUPS 1986-91 & CASE MIX 1982-85
History Note
92; was DIAGNOSTIC RELATED GROUPS 1986-91; was CASE MIX see under COSTS AND COST ANALYSIS 1982-85; DIAGNOSTIC RELATED GROUPS was see CASE MIX 1982-85
Date Established
1986/01/01
Date of Entry
1985/05/20
Revision Date
2020/05/27
Diagnosis-Related Groups Preferred
Case Mix Narrower
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