ICD-10-CM

M20.5X: Other deformities of toe(s) (acquired)

A header, not a billable code. Bill a more specific code under it.

Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page

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A header groups codes and is not billed. A billable code is one you can report.

It's the public CDC file. Check the current ICD-10-CM guidelines before you code.

Excludes1 means these codes are not reported together.

From M20. A note on a category applies to every code under it.