ICD-10 · PDGM grouping
G72 Other and unspecified myopathies
All 9 codes in the G72 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
9
Can lead a claim
8
Cannot lead a claim
1
What CMS assigns to G72
8 of the 9 codes group to Neuro Rehabilitation; 1 is assigned no clinical group. None of the 9 is assigned a comorbidity subgroup. 8 of the 9 can lead a claim. CMS attaches a code-first note to 1 of the 9.
Code first
CMS grouper convention 8, on G72.2. Code first:
- , if applicable, toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
Every code in G72
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 |
|---|---|---|---|---|
| G72.0 | Drug-induced myopathy | Can lead a claim | B | None |
| G72.1 | Alcoholic myopathy | Can lead a claim | B | None |
| G72.2 | Myopathy due to other toxic agents | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| G72.3 | Periodic paralysis | Can lead a claim | B | None |
| G72.4 Inflammatory and immune myopathies, not elsewhere classified | ||||
| G72.41 | Inclusion body myositis [IBM] | Can lead a claim | B | None |
| G72.49 | Other inflammatory and immune myopathies, not elsewhere classifiedCMS: Oth inflammatory and immune myopathies, NEC | Can lead a claim | B | None |
| G72.8 Other specified myopathies | ||||
| G72.81 | Critical illness myopathy | Can lead a claim | B | None |
| G72.89 | Other specified myopathies | Can lead a claim | B | None |
| G72.9 | Myopathy, unspecified | Can lead a claim | B | 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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