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ICD-10-CM category G61: Inflammatory polyneuropathy

Category G61 is a heading in chapter 6 (Diseases of the nervous system (G00-G99)), section Polyneuropathies and other disorders of the peripheral nervous system (G60-G65). It is not billable; report one of the 6 complete codes below.

Billable codes in G61

Billable FY2027 ICD-10-CM codes in category G61
CodeDescription
G61.0Guillain-Barre syndrome
G61.1Serum neuropathy
G61.81Chronic inflammatory demyelinating polyneuritis
G61.82Multifocal motor neuropathy
G61.89Other inflammatory polyneuropathies
G61.9Inflammatory polyneuropathy, unspecified

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.