All ICD10 Codes

M21.6X

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other acquired deformities of foot

Use a more specific code (3 billable)
M21.6X1Other acquired deformities of right footM21.6X2Other acquired deformities of left footM21.6X9Other acquired deformities of unspecified foot
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
General instructions are available for the parent sections:
View CH13 NotesView M20-M25 NotesView M21 NotesView M21.6 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M20-M25Other joint disorders (M20-M25)
M21Other acquired deformities of limbs
M21.6Other acquired deformities of foot
M21.6XOther acquired deformities of footNot billable
M21.6X1Other acquired deformities of right footBillable
M21.6X2Other acquired deformities of left footBillable
M21.6X9Other acquired deformities of unspecified footBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M21.6X:

subcategoryM21.6
Other acquired deformities of foot
View context instructions
categoryM21
Other acquired deformities of limbs
View context instructions
blockM20-M25
Other joint disorders (M20-M25)
View context instructions
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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