M89.77
Header — not billableMajor osseous defect, ankle and foot
The ICD-10 code for major osseous defect, ankle and foot is M89.77.
M89.77 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Major osseous defect of metatarsus, tarsus, toes
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.
Related codes in this category
- M89.70Major osseous defect, unspecified site
- M89.71Major osseous defect, shoulder regionnon-billable header
- M89.72Major osseous defect, humerusnon-billable header
- M89.73Major osseous defect, forearmnon-billable header
- M89.74Major osseous defect, handnon-billable header
- M89.75Major osseous defect, pelvic region and thighnon-billable header
- M89.76Major osseous defect, lower legnon-billable header
- M89.78Major osseous defect, other site
- M89.79Major osseous defect, multiple sites
- M89.77Major osseous defect, ankle and footnon-billable header