M21.02

Non-Billable

ChapterM00–M99

Ranksubcategory

Official Description

Valgus deformity, not elsewhere classified, elbow

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).

Instructional Notes

Includes

Cubitus valgus

General instructions are available for the parent sections:

View CH13 Notes View M20-M25 Notes View M21 Notes View M21.0 Notes

Clinical Hierarchy

CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)

M20-M25Other joint disorders (M20-M25)

M21Other acquired deformities of limbs

M21.0Valgus deformity, not elsewhere classified

M21.02Valgus deformity, not elsewhere classified, elbow

M21.021Valgus deformity, not elsewhere classified, right elbow

M21.022Valgus deformity, not elsewhere classified, left elbow

M21.029Valgus deformity, not elsewhere classified, unspecified elbow

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M21.02:

subcategoryM21.0

Valgus deformity, not elsewhere classified

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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to M21.02. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths

Cubitus1 unique routes

valgus (acquired)→M21.02

Deformity1 unique routes

valgus NEC

elbow→M21.02

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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Find surgical and procedural codes related to Valgus deformity, not elsewhere classified, elbow.

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