880 MS-DRG: ACUTE ADJUSTMENT REACTION AND PSYCHOSOCIAL DYSFUNCTION
MS-DRG 880 groups Medicare inpatient hospital stays for: ACUTE ADJUSTMENT REACTION AND PSYCHOSOCIAL DYSFUNCTION. This is a medical MS-DRG. It falls under MDC 19 (Mental Diseases and Disorders).
Payment & Classification Data
Official CMS values from the FY2027 IPPS Final Rule Table 5.
| Major Diagnostic Category | MDC 19 — Mental Diseases and Disorders |
| DRG Type | Medical |
| Severity Level | N/A |
| Relative Weight | 0.9306 |
| Relative Weight (10% Cap Applied) | 0.9306 |
| Geometric Mean Length of Stay | 2.7 days |
| Arithmetic Mean Length of Stay | 3.8 days |
| Post-Acute Transfer DRG | No |
| Special Pay Transfer DRG | No |
Defining Codes (FY2027)
34 diagnosis codes can drive assignment here: F05, F41.0, F41.1, F41.3, F41.8, F41.9, F43.0, F44.0, F44.1, F44.2, F44.4, F44.5 and 22 more.
From the CMS MS-DRG Definitions Manual (Appendices B and E). Assignment also depends on severity, discharge status and the rest of the claim.
Contextual Map
Every relationship of 880 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Major Diagnostic Category
- MDC 19 — Mental Diseases and Disorders[MDC]— CMS MS-DRG Definitions Manual · FY2027
Defining diagnoses (34)
- F05 — Delirium due to known physiological condition[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F41.0 — Panic disorder [episodic paroxysmal anxiety][Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F41.1 — Generalized anxiety disorder[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F41.3 — Other mixed anxiety disorders[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F41.8 — Other specified anxiety disorders[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F41.9 — Anxiety disorder, unspecified[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F43.0 — Acute stress reaction[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- F44.0 — Dissociative amnesia[Grouper diagnosis]— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
- and 26 more
Read from: CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44. All data sources · How to read the labels · How MedCoder verifies its implementation
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources