M60.859 Other myositis, unspecified thigh

Billable ICD-10-CM code, FY2026.

Applies from M60 Myositis

Excludes2 (not included here)

• inclusion body myositis [IBM] (G72.41)

MS-DRG index

Defines the logic of DRG(s) 555-556 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 729.1 Myalgia and myositis, unspecified (approximate)

Code annotations containing back-references to M60.859

Back-references to M60

• Type 2 Excludes: G71 Primary disorders of muscles ("myositis (M60.-)")
• Type 1 Excludes: G72 Other and unspecified myopathies ("myositis (M60.-)")
• Type 1 Excludes: M79.1 Myalgia ("myositis (M60.-)")

Nearby codes

• M60.842 Other myositis, left hand
• M60.849 Other myositis, unspecified hand
• M60.85 Other myositis, thigh
• M60.851 Other myositis, right thigh
• M60.852 Other myositis, left thigh
• M60.859 Other myositis, unspecified thigh (this code)
• M60.86 Other myositis, lower leg
• M60.861 Other myositis, right lower leg
• M60.862 Other myositis, left lower leg
• M60.869 Other myositis, unspecified lower leg
• M60.87 Other myositis, ankle and foot