MS-DRG 880Medical
Acute Adjustment Reaction and Psychosocial Dysfunction
Major Diagnostic Category 19·Grouped by diagnosis·FY 2027
MS-DRG 880 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 19 (MDC 19). It maps to 34 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 0.9306 with a geometric mean length of stay of 2.7 days and an arithmetic mean of 3.8 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.
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FY 2027 payment data
From Table 5 of the FY 2027 IPPS Final Rule (CMS).
- Relative weight:
- 0.9306 (payment multiplier vs. the average case (1.0))
- Geometric mean stay:
- 2.7 days (used for transfer payments)
- Average stay:
- 3.8 days (arithmetic mean)
- Post-acute transfer policy:
- No (not subject to it)
Diagnosis codes (34)
As the principal diagnosis, these ICD-10-CM codes can group to DRG 880. 100% of the codes listed are billable.
- F05Delirium due to known physiological condition
- F41.0Panic disorder [episodic paroxysmal anxiety]
- F41.1Generalized anxiety disorder
- F41.3Other mixed anxiety disorders
- F41.8Other specified anxiety disorders
- F41.9Anxiety disorder, unspecified
- F43.0Acute stress reaction
- F44.0Dissociative amnesia
- F44.1Dissociative fugue
- F44.2Dissociative stupor
- F44.4Conversion disorder with motor symptom or deficit
- F44.5Conversion disorder with seizures or convulsions
- F44.6Conversion disorder with sensory symptom or deficit
- F44.7Conversion disorder with mixed symptom presentation
- F44.9Dissociative and conversion disorder, unspecified
- F48.9Nonpsychotic mental disorder, unspecified
- F68.11Factitious disorder imposed on self, with predominantly psychological signs and symptoms
- F68.13Factitious disorder imposed on self, with combined psychological and physical signs and symptoms
- F68.8Other specified disorders of adult personality and behavior
- F99Mental disorder, not otherwise specified
- R44.0Auditory hallucinations
- R44.2Other hallucinations
- R44.3Hallucinations, unspecified
- R45.0Nervousness
- R45.2Unhappiness
- R45.3Demoralization and apathy
- R45.4Irritability and anger
- R45.5Hostility
- R45.6Violent behavior
- R45.7State of emotional shock and stress, unspecified
- R45.851Suicidal ideations
- R45.89Other symptoms and signs involving emotional state
- Z72.810Child and adolescent antisocial behavior
- Z72.811Adult antisocial behavior
