All ICD10 Codes

Q66.3

Non-Billable
ChapterQ00–Q99
Ranksubcategory
Official Description

Other congenital varus deformities of feet

Use a more specific code (3 billable)
Q66.30Other congenital varus deformities of feet, unspecified footQ66.31Other congenital varus deformities of feet, right footQ66.32Other congenital varus deformities of feet, left foot
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

Instructional Notes

Includes
  • Hallux varus, congenital
General instructions are available for the parent sections:
View CH17 NotesView Q66 Notes

Clinical Hierarchy

BillableHas subcodes
CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q65-Q79Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
Q66Congenital deformities of feet
Q66.3Other congenital varus deformities of feetNot billable
Q66.30Other congenital varus deformities of feet, unspecified footBillable
Q66.31Other congenital varus deformities of feet, right footBillable
Q66.32Other congenital varus deformities of feet, left footBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q66.3:

categoryQ66
Congenital deformities of feet
View context instructions
chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

Code History

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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