E70.29 vs M24.1
E70.29 (Other disorders of tyrosine metabolism) compared with M24.1 (Other articular cartilage disorders), 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. M24.1 carries an Excludes2 note covering E70.29: “ochronosis (E70.29)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| E70.29Other disorders of tyrosine metabolism | M24.1Other articular cartilage disorders | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) | M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99) |
| Definition | Other disorders of tyrosine metabolism is a billable ICD-10-CM diagnosis code (E70.29). | Other articular cartilage disorders is a non-billable ICD-10-CM category code (M24.1). |
| Includes | Alkaptonuria Ochronosis | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources