All ICD10 Codes

M65.85

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other synovitis and tenosynovitis, thigh

Use a more specific code (3 billable)
M65.851Other synovitis and tenosynovitis, right thighM65.852Other synovitis and tenosynovitis, left thighM65.859Other synovitis and tenosynovitis, unspecified 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:
View CH13 NotesView M65 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M65-M67Disorders of synovium and tendon (M65-M67)
M65Synovitis and tenosynovitis
M65.8Other synovitis and tenosynovitis
M65.85Other synovitis and tenosynovitis, thighNot billable
M65.851Other synovitis and tenosynovitis, right thighBillable
M65.852Other synovitis and tenosynovitis, left thighBillable
M65.859Other synovitis and tenosynovitis, unspecified thighBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M65.85:

categoryM65
Synovitis and tenosynovitis
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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