M63.85

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Disorders of muscle in diseases classified elsewhere, thigh

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:

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M60-M63Disorders of muscles (M60-M63)
M63Disorders of muscle in diseases classified elsewhere
M63.8Disorders of muscle in diseases classified elsewhere
M63.85Disorders of muscle in diseases classified elsewhere, thighNot billable
M63.851Disorders of muscle in diseases classified elsewhere, right thighBillable
M63.852Disorders of muscle in diseases classified elsewhere, left thighBillable
M63.859Disorders of muscle in diseases classified elsewhere, unspecified thighBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M63.85:

categoryM63
Disorders of muscle in diseases classified elsewhere
View context instructions
blockM60-M63
Disorders of muscles (M60-M63)
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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