All ICD10 Codes

Q66.9

Non-Billable
ChapterQ00–Q99
Ranksubcategory
Official Description

Congenital deformity of feet, unspecified

Use a more specific code (3 billable)
Q66.90Congenital deformity of feet, unspecified, unspecified footQ66.91Congenital deformity of feet, unspecified, right footQ66.92Congenital deformity of feet, unspecified, left foot
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).
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
Q66.9Congenital deformity of feet, unspecifiedNot billable
Q66.90Congenital deformity of feet, unspecified, unspecified footBillable
Q66.91Congenital deformity of feet, unspecified, right footBillable
Q66.92Congenital deformity of feet, unspecified, left footBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q66.9:

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

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Congenital deformity of feet, unspecified.

Search PCS Codes