G61.81

Billable

ChapterG00–G99

Ranksubcategory

Official Description

Chronic inflammatory demyelinating polyneuritis

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 6: Diseases of the Nervous System (G00-G99).

General instructions are available for the parent sections:

View CH6 Notes View G60-G65 Notes

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)

G60-G65Polyneuropathies and other disorders of the peripheral nervous system (G60-G65)

G61Inflammatory polyneuropathy

G61.8Other inflammatory polyneuropathies

G61.81Chronic inflammatory demyelinating polyneuritis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G61.81:

blockG60-G65

Polyneuropathies and other disorders of the peripheral nervous system (G60-G65)

View context instructions

chapterCH6

Diseases of the nervous system (G00-G99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to G61.81. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

5 raw paths

CIDP (chronic inflammatory demyelinating polyneuropathy )1 unique routes

Direct index entry→G61.81

Polyneuritis, polyneuritic2 unique routes

demyelinating, chronic inflammatory (CIDP)→G61.81

inflammatory, chronic demyelinating (CIDP)→G61.81

Polyneuropathy (peripheral)2 unique routes

demyelinating, chronic inflammatory (CIDP)→G61.81

inflammatory

chronic demyelinating (CIDP)→G61.81

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 073

Cranial and Peripheral Nerve Disorders with MCC

DRG 074

Cranial and Peripheral Nerve Disorders without MCC

Cross Reference

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