M66.8
Header — not billableSpontaneous rupture of other tendons
The ICD-10 code for spontaneous rupture of other tendons is M66.8.
M66.8 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 10 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under M66.8
- M66.80Spontaneous rupture of other tendons, unspecified site
- M66.81Spontaneous rupture of other tendons, shouldernon-billable header
- M66.82Spontaneous rupture of other tendons, upper armnon-billable header
- M66.83Spontaneous rupture of other tendons, forearmnon-billable header
- M66.84Spontaneous rupture of other tendons, handnon-billable header
- M66.85Spontaneous rupture of other tendons, thighnon-billable header
- M66.86Spontaneous rupture of other tendons, lower legnon-billable header
- M66.87Spontaneous rupture of other tendons, ankle and footnon-billable header
- M66.88Spontaneous rupture of other tendons, other sites
- M66.89Spontaneous rupture of other tendons, multiple sites
Related codes in this category
- M66.0Rupture of popliteal cyst
- M66.1Rupture of synoviumnon-billable header
- M66.2Spontaneous rupture of extensor tendonsnon-billable header
- M66.3Spontaneous rupture of flexor tendonsnon-billable header
- M66.9Spontaneous rupture of unspecified tendon
- M66.8Spontaneous rupture of other tendonsnon-billable header