MS-DRG 880 – Acute Adjustment Reaction and Psychosocial Dysfunction
A Medical DRG in MDC 19 (Mental Diseases & Disorders). Inpatient cases group to DRG 880 when the ICD-10-CM principal diagnosis is one of the 34 codes listed below. Its FY 2026 relative weight is 0.9602 with a geometric mean length of stay of 2.8 days.
The grouper first assigns the case to MDC 19 from the principal diagnosis and finds no qualifying operating-room procedure (this is a Medical DRG; ICD-10-PCS codes do not drive assignment here).
Principal Diagnosis Codes 34 codes · 10 categories
F05 Delirium due to known physiological condition1 code
- F05 Delirium due to known physiological condition
F41 Other anxiety disorders5 codes
F43 Reaction to severe stress, and adjustment disorders1 code
- F43.0 Acute stress reaction
F44 Dissociative and conversion disorders8 codes
- F44.0 Dissociative amnesia
- F44.1 Dissociative fugue
- F44.2 Dissociative stupor
- F44.4 Conversion disorder with motor symptom or deficit
- F44.5 Conversion disorder with seizures or convulsions
- F44.6 Conversion disorder with sensory symptom or deficit
- F44.7 Conversion disorder with mixed symptom presentation
- F44.9 Dissociative and conversion disorder, unspecified
F48 Other nonpsychotic mental disorders1 code
- F48.9 Nonpsychotic mental disorder, unspecified
F68 Other disorders of adult personality and behavior3 codes
F99 Mental disorder, not otherwise specified1 code
- F99 Mental disorder, not otherwise specified
R44 Other symptoms and signs involving general sensations and perceptions3 codes
R45 Symptoms and signs involving emotional state9 codes
Procedure Codes
Frequently Asked Questions
What is MS-DRG 880?
MS-DRG 880 (Acute Adjustment Reaction and Psychosocial Dysfunction) is a medical DRG in MDC 19 (Mental Diseases & Disorders). Its FY 2026 relative weight is 0.9602 with a geometric mean length of stay of 2.8 days.
How many diagnosis codes group to DRG 880?
34 ICD-10-CM principal diagnosis codes group to this DRG, spanning 10 three-character categories.
What is the relative weight of DRG 880?
The FY 2026 relative weight of this DRG is 0.9602, meaning reimbursement of roughly 0.96 times the average Medicare inpatient case. Multiply by a hospital's blended base rate for the approximate payment.
