G72.41 Inclusion body myositis [IBM]

Billable ICD-10-CM code, FY2026.

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.-)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 93 — Rheumatoid Arthritis and Other Specified Inflammatory Rheumatic Disorders

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 359.71 Inclusion body myositis

Code annotations containing back-references to G72.41

Back-references to G72.41

• Type 2 Excludes: M60 Myositis ("inclusion body myositis [IBM] (G72.41)")

Back-references to G72

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

Diagnosis Index entries for G72.41

• Myositis › inclusion body [IBM]

Nearby codes

• G72.0 Drug-induced myopathy
• 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] (this code)
• G72.49 Other inflammatory and immune myopathies, not elsewhere classified
• G72.8 Other specified myopathies
• G72.81 Critical illness myopathy
• G72.89 Other specified myopathies
• G72.9 Myopathy, unspecified