G71 Primary disorders of muscles

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Primary disorders of muscles is G71 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
G70-G73: Diseases of myoneural junction and muscle (G70-G73)
Category G71
35 codes (28 billable)
FY2026 Status
Stable since FY2024
Excludes2
Not included here. These conditions are coded elsewhere but may be coded together if applicable.
  • arthrogryposis multiplex congenita (Q74.3)
  • metabolic disorders (E70-E88)
  • myositis (M60.-)

Official Coding Guidelines

Dominant/nondominant side (TOC entry)

a. Dominant/nondominant side ................................................................................................. 45

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.6.a
Pain - Category G89 (TOC entry)

b. Pain - Category G89.............................................................................................................. 45

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.6.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference G71 with the canonical source and edition:

G71 — Primary disorders of muscles. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/G71

Canonical URL: https://icd10codingpro.com/codes/G71

Related Codes

More Specific Codes

G71.0 Muscular dystrophy G71.1 Myotonic disorders G71.2 Congenital myopathies G71.3 Mitochondrial myopathy, not elsewhere classified G71.8 Other primary disorders of muscles G71.9 Primary disorder of muscle, unspecified

All Codes in G71

Every most-specific code under G71 Primary disorders of muscles (28 codes):

Show the complete G71 code list
G71.00 Muscular dystrophy, unspecified G71.01 Duchenne or Becker muscular dystrophy G71.02 Facioscapulohumeral muscular dystrophy G71.031 Autosomal dominant limb girdle muscular dystrophy G71.032 Autosomal recessive limb girdle muscular dystrophy due to calpain-3 dysfunction G71.033 Limb girdle muscular dystrophy due to dysferlin dysfunction G71.0340 Limb girdle muscular dystrophy due to sarcoglycan dysfunction, unspecified G71.0341 Limb girdle muscular dystrophy due to alpha sarcoglycan dysfunction G71.0342 Limb girdle muscular dystrophy due to beta sarcoglycan dysfunction G71.0349 Limb girdle muscular dystrophy due to other sarcoglycan dysfunction G71.035 Limb girdle muscular dystrophy due to anoctamin-5 dysfunction G71.036 Limb girdle muscular dystrophy due to fukutin related protein dysfunction G71.038 Other limb girdle muscular dystrophy G71.039 Limb girdle muscular dystrophy, unspecified G71.09 Other specified muscular dystrophies G71.11 Myotonic muscular dystrophy G71.12 Myotonia congenita G71.13 Myotonic chondrodystrophy G71.14 Drug induced myotonia G71.19 Other specified myotonic disorders G71.20 Congenital myopathy, unspecified G71.21 Nemaline myopathy G71.220 X-linked myotubular myopathy G71.228 Other centronuclear myopathy G71.29 Other congenital myopathy G71.3 Mitochondrial myopathy, not elsewhere classified G71.8 Other primary disorders of muscles G71.9 Primary disorder of muscle, unspecified
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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