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ICD-10-CM 2027

ICD-10 code for calcaneovalgus talipes

Q66.4

Congenital talipes calcaneovalgus

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Talipes (congenital) › calcaneovalgus”. Page updated September 29, 2026.

About coding calcaneovalgus talipes

The ICD-10-CM code for calcaneovalgus talipes is Q66.4 (Congenital talipes calcaneovalgus).

Within Q66 (congenital deformities of feet), Q66.4 is specifically for congenital talipes calcaneovalgus. Related codes cover congenital talipes equinovarus (Q66.0), congenital talipes calcaneovarus (Q66.1), congenital metatarsus (primus) varus (Q66.2), other congenital varus deformities of feet (Q66.3), congenital pes planus (Q66.5), other congenital valgus deformities of feet (Q66.6), congenital pes cavus (Q66.7), other congenital deformities of feet (Q66.8) and 1 more.

To report this condition, pick the subcode that matches the documentation: Q66.40 (unspecified foot), Q66.41 (right foot) and Q66.42 (left foot).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015, and changed in FY2020 (expanded into subcodes).

Common questions about calcaneovalgus talipes ICD-10 codes

What is the ICD-10 code for calcaneovalgus talipes?

Q66.4 — Congenital talipes calcaneovalgus (a header code; report a more specific subcode).

Is Q66.4 billable?

No. Q66.4 is a header code. Report one of its more specific subcodes instead.