ICD-10 · PDGM grouping
J63 Pneumoconiosis due to other inorganic dusts
All 7 codes in the J63 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
7
Can lead a claim
7
Cannot lead a claim
0
What CMS assigns to J63
All 7 codes group to MMTA - Respiratory. None of the 7 is assigned a comorbidity subgroup. Every code can lead a claim.
Every code in J63
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 |
|---|---|---|---|---|
| J63.0 | Aluminosis (of lung) | Can lead a claim | L | None |
| J63.1 | Bauxite fibrosis (of lung) | Can lead a claim | L | None |
| J63.2 | Berylliosis | Can lead a claim | L | None |
| J63.3 | Graphite fibrosis (of lung) | Can lead a claim | L | None |
| J63.4 | Siderosis | Can lead a claim | L | None |
| J63.5 | Stannosis | Can lead a claim | L | None |
| J63.6 | Pneumoconiosis due to other specified inorganic dusts | Can lead a claim | L | 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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