ICD-10 · PDGM grouping
S57 Crushing injury of elbow and forearm
All 18 codes in the S57 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
18
Can lead a claim
12
Cannot lead a claim
6
What CMS assigns to S57
12 of the 18 codes group to Musculoskeletal Rehabilitation; 6 are assigned no clinical group. None of the 18 is assigned a comorbidity subgroup. 12 of the 18 can lead a claim.
Every code in S57
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| S57.0 Crushing injury of elbow | ||||
| S57.00 Crushing injury of unspecified elbow | ||||
| S57.00XA | Crushing injury of unspecified elbow, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.00XD | Crushing injury of unspecified elbow, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.00XS | Crushing injury of unspecified elbow, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.01 Crushing injury of right elbow | ||||
| S57.01XA | Crushing injury of right elbow, initial encounter | Can lead a claim | E | None |
| S57.01XD | Crushing injury of right elbow, subsequent encounter | Can lead a claim | E | None |
| S57.01XS | Crushing injury of right elbow, sequela | Can lead a claim | E | None |
| S57.02 Crushing injury of left elbow | ||||
| S57.02XA | Crushing injury of left elbow, initial encounter | Can lead a claim | E | None |
| S57.02XD | Crushing injury of left elbow, subsequent encounter | Can lead a claim | E | None |
| S57.02XS | Crushing injury of left elbow, sequela | Can lead a claim | E | None |
| S57.8 Crushing injury of forearm | ||||
| S57.80 Crushing injury of unspecified forearm | ||||
| S57.80XA | Crushing injury of unspecified forearm, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.80XD | Crushing injury of unspecified forearm, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.80XS | Crushing injury of unspecified forearm, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S57.81 Crushing injury of right forearm | ||||
| S57.81XA | Crushing injury of right forearm, initial encounter | Can lead a claim | E | None |
| S57.81XD | Crushing injury of right forearm, subsequent encounter | Can lead a claim | E | None |
| S57.81XS | Crushing injury of right forearm, sequela | Can lead a claim | E | None |
| S57.82 Crushing injury of left forearm | ||||
| S57.82XA | Crushing injury of left forearm, initial encounter | Can lead a claim | E | None |
| S57.82XD | Crushing injury of left forearm, subsequent encounter | Can lead a claim | E | None |
| S57.82XS | Crushing injury of left forearm, sequela | Can lead a claim | E | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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