E87.29 vs J96.12
E87.29 (Other acidosis) compared with J96.12 (Chronic respiratory failure with hypercapnia), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. E87.29 carries an Excludes2 note covering J96.12: “chronic respiratory acidosis (J96.12)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| E87.29Other acidosis | J96.12Chronic respiratory failure with hypercapnia | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) | J00-J99 — Diseases of the Respiratory System (J00-J99) |
| Definition | Other acidosis is a billable ICD-10-CM diagnosis code (E87.29). | Chronic respiratory failure with hypercapnia is a billable ICD-10-CM diagnosis code (J96.12). |
| Includes | Respiratory acidosis NOS | Chronic respiratory acidosis |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources