G72.49 Other inflammatory and immune myopathies, not elsewhere classified

Billable ICD-10-CM code, FY2026.

Applicable to

• Inflammatory myopathy NOS

Applies from G72 Other and unspecified myopathies

Excludes1 (never code together)

• arthrogryposis multiplex congenita (Q74.3)
• dermatopolymyositis (M33.-)
• ischemic infarction of muscle (M62.2-)
• myositis (M60.-)
• polymyositis (M33.2.-)

MS-DRG index

Defines the logic of DRG(s) 545-547 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 359.79 Other inflammatory and immune myopathies, NEC (approximate)

Code annotations containing back-references to G72.49

Back-references to G72

• Code First: M62.84 Sarcopenia ("other and unspecified myopathies (G72.-)")

Diagnosis Index entries for G72.49

• Myopathy › immune NEC
• Myopathy › inflammatory NEC

Nearby codes

• G72.1 Alcoholic myopathy
• G72.2 Myopathy due to other toxic agents
• G72.3 Periodic paralysis
• G72.4 Inflammatory and immune myopathies, not elsewhere classified
• G72.41 Inclusion body myositis [IBM]
• G72.49 Other inflammatory and immune myopathies, not elsewhere classified (this code)
• G72.8 Other specified myopathies
• G72.81 Critical illness myopathy
• G72.89 Other specified myopathies
• G72.9 Myopathy, unspecified