M99
Non-billableBiomechanical lesions, not elsewhere classified
M99 is the ICD-10-CM code for Biomechanical lesions, not elsewhere classified. It is a non-billable category code — use a more specific child code such as M99.0 for billing.
- Status
- Header (non-billable)
- Chapter
- M00-M99
- Subcodes
- 10
- Edition
- FY2026
M00-M99 Diseases of the musculoskeletal system and connective tissue
Notes
- •This category should not be used if the condition can be classified elsewhere.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition