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G63.1 ICD-10-CA code: Polyneuropathy in neoplastic disease

G63.1 is the ICD-10-CA code for “Polyneuropathy in neoplastic disease” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

G63.1

Polyneuropathy in neoplastic disease

ICD-10-CA · Canada · Also written G631

Notes for G63.1

As CIHI prints them, with any note G63.1 takes from the headings above it.

Excludes

Conditions classified elsewhere.

  • Neuralgia NOS (M79.2)neuritis NOS (M79.2)peripheral neuritis in pregnancy (O26.8)radiculitis NOS (M54.1)From G60-G64 Polyneuropathies and other disorders of the peripheral nervous system
  • Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 6: Diseases of the nervous system (G00-G99)

Where G63.1 sits

  1. 1ChapterChapter 6: Diseases of the nervous system (G00-G99)
  2. 2Block G60-G64Polyneuropathies and other disorders of the peripheral nervous system
  3. 3Category G63Polyneuropathy in diseases classified elsewhere
  4. 4Valid code G63.1Polyneuropathy in neoplastic disease

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See G63.1 in the CIHI source

Frequently asked questions

What does ICD-10-CA code G63.1 mean?

G63.1 is the ICD-10-CA code for “Polyneuropathy in neoplastic disease” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is G63.1 in ICD-10-CA?

G63.1 sits under G63 Polyneuropathy in diseases classified elsewhere, within G60-G64 Polyneuropathies and other disorders of the peripheral nervous system, within Chapter 6: Diseases of the nervous system (G00-G99).

What coding notes apply to G63.1?

ICD-10-CA lists Excludes notes for G63.1, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside G63.1

G63.0Polyneuropathy in infectious and parasitic diseases classified elsewhereG63.2Diabetic polyneuropathyG63.3Polyneuropathy in other endocrine and metabolic diseasesG63.4Polyneuropathy in nutritional deficiencyG63.5Polyneuropathy in systemic connective tissue disordersG63.6Polyneuropathy in other musculoskeletal disordersG63.8Polyneuropathy in other diseases classified elsewhere