All ICD10 Codes

M66.32

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Spontaneous rupture of flexor tendons, upper arm

Use a more specific code (3 billable)
M66.321Spontaneous rupture of flexor tendons, right upper armM66.322Spontaneous rupture of flexor tendons, left upper armM66.329Spontaneous rupture of flexor tendons, unspecified upper arm
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 M66 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M65-M67Disorders of synovium and tendon (M65-M67)
M66Spontaneous rupture of synovium and tendon
M66.3Spontaneous rupture of flexor tendons
M66.32Spontaneous rupture of flexor tendons, upper armNot billable
M66.321Spontaneous rupture of flexor tendons, right upper armBillable
M66.322Spontaneous rupture of flexor tendons, left upper armBillable
M66.329Spontaneous rupture of flexor tendons, unspecified upper armBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M66.32:

categoryM66
Spontaneous rupture of synovium and tendon
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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