DRG 258
Surgical DRGCardiac Pacemaker Device Replacement with MCC
TypeSurgicalMDC05
What is MS-DRG 258?
MS-DRG 258 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 05 (MDC 05) with a Major Complication or Comorbidity (MCC). For FY 2026 it carries a relative weight of 3.1421 with a geometric mean length of stay of 5.4 days and an arithmetic mean of 7.2 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.
Classification
Surgical DRG
Procedure-driven grouping
Linked Codes
0 diagnosis
FY 2026 Payment Data
Official values from Table 5 of the FY 2026 IPPS Final Rule (CMS).
Relative Weight
3.1421
Payment multiplier vs. average case (1.0)
Geometric Mean LOS
5.4 days
Used for transfer payment calculations
Arithmetic Mean LOS
7.2 days
Average length of stay
Post-Acute Transfer
No
Not subject to the transfer policy
Related MS-DRGs in This Severity Group
The same clinical condition is split into separate DRGs by complication severity. MCC pays more than CC, which pays more than no CC/MCC.
| DRG | Title | Rel. Weight | GMLOS |
|---|---|---|---|
| 258 | Cardiac Pacemaker Device Replacement with MCCThis page | 3.1421 | 5.4 days |
| 259 | Cardiac Pacemaker Device Replacement without MCC | 2.0221 | 2.4 days |