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Q66.4

Non-billable

Congenital talipes calcaneovalgus

Q66.4 is the ICD-10-CM code for Congenital talipes calcaneovalgus. It is a non-billable category code — use a more specific child code such as Q66.40 for billing.

Status
Header (non-billable)
Chapter
Q00-Q99
Parent
Q66
Subcodes
3
Edition
FY2026

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code Q66.4?
Q66.4 is the ICD-10-CM code for "Congenital talipes calcaneovalgus". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
Is Q66.4 a billable code?
No — Q66.4 is a non-billable header code. Use a more specific child code (such as Q66.40) for billing.
What are the subcodes of Q66.4?
Q66.4 has 3 more specific child codes, including Q66.40, Q66.41, Q66.42.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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