Q66.21
Header — not billableCongenital metatarsus primus varus
The ICD-10 code for congenital metatarsus primus varus is Q66.21.
Q66.21 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.
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
- Q66.22Congenital metatarsus adductusnon-billable header
- Q66.21Congenital metatarsus primus varusnon-billable header
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 75452