Is Q66.4 a billable code?
No. Q66.4 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Q66.4: Congenital talipes calcaneovalgus
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Q66.4 groups related diagnoses under congenital talipes calcaneovalgus. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Q66.4
- Q66.40Congenital talipes calcaneovalgus, unspecified foot
- Q66.41Congenital talipes calcaneovalgus, right foot
- Q66.42Congenital talipes calcaneovalgus, left foot
Other codes in Q66 Congenital deformities of feet
- Q66.0Congenital talipes equinovarusheader
- Q66.1Congenital talipes calcaneovarusheader
- Q66.2Congenital metatarsus (primus) varusheader
- Q66.3Other congenital varus deformities of feetheader
- Q66.5Congenital pes planusheader
- Q66.6Other congenital valgus deformities of feet
- Q66.7Congenital pes cavusheader
- Q66.8Other congenital deformities of feetheader
- Q66.9Congenital deformity of feet, unspecifiedheader
Q66.4 questions
What does Q66.4 mean?
Q66.4 is the ICD-10-CM code for Congenital talipes calcaneovalgus. It is in chapter 17, Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.