MS-DRG 090: CONCUSSION WITHOUT CC/MCC
MS-DRG 090 is concussion without cc/mcc, in MDC 01 (a medical DRG), at the without-CC/MCC level. Its FY2027 relative weight is 0.8273, so a case here pays less than the average Medicare inpatient stay (weight 1.0), with a geometric mean length of stay of 1.80 days. 4 ICD-10-CM principal diagnoses group into MS-DRGs 088–090 under the CMS definitions manual; the most-searched are listed below.
FY2027 payment factors
- Relative weight
- 0.8273
- Geometric mean LOS
- 1.80
- Arithmetic mean LOS
- 2.20
- Post-acute transfer
- No
Principal diagnoses that group to MS-DRGs 088–090
From the CMS MS-DRG definitions manual’s principal-diagnosis index: 4 ICD-10-CM codes route here, and the CC/MCC status of the secondary diagnoses decides which of 088–090 the case lands in. The 4 most-searched:
- S06.0X0AConcussion without loss of consciousness, initial encounter
- S06.0X1AConcussion with loss of consciousness of 30 minutes or less, initial encounter
- S06.0XAAConcussion with loss of consciousness status unknown, initial encounter
- S06.0X9AConcussion with loss of consciousness of unspecified duration, initial encounter
The severity splits
Same base DRG, split by whether a secondary diagnosis is a CC or MCC. The last column is the weight change from MS-DRG 090.
| 088 | CONCUSSION WITH MCC | 1.4273 | +0.6000 |
| 089 | CONCUSSION WITH CC | 1.1320 | +0.3047 |
| 090 | CONCUSSION WITHOUT CC/MCC | 0.8273 |
All FY2027 MS-DRGs · MDC 01