U.S. ICD-10-CM · FY 2027

G53 ICD-10-CM Code: Cranial nerve disorders in diseases classified elsewhere

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

G53

Cranial nerve disorders in diseases classified elsewhere

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where G53 sits

  1. 1

    Chapter 6

    Diseases of the nervous system (G00-G99)

  2. 2

    Section

    Nerve, nerve root and plexus disorders (G50-G59)

  3. 3

    Category G53

    Cranial nerve disorders in diseases classified elsewhere

  4. 4

    Code G53

    Cranial nerve disorders in diseases classified elsewhere

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for G53.

Code first

  • underlying disease, such as:
  • neoplasm (C00-D49)

Use additional code

No “use additional code” instruction is listed for G53.

Excludes1

Conditions that should not be reported together with this code.

  • multiple cranial nerve palsy in sarcoidosis (D86.82)
  • multiple cranial nerve palsy in syphilis (A52.15)
  • postherpetic geniculate ganglionitis (B02.21)
  • postherpetic trigeminal neuralgia (B02.22)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for G53.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code G53 mean?

G53 is the FY 2027 U.S. ICD-10-CM code for “Cranial nerve disorders in diseases classified elsewhere.”

Is G53 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, G53 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is G53 located in ICD-10-CM?

G53 is listed in Chapter 6, Diseases of the nervous system (G00-G99), within Nerve, nerve root and plexus disorders (G50-G59) (G50–G59), under category G53, Cranial nerve disorders in diseases classified elsewhere.

What coding notes are listed for G53?

No inclusion terms are listed for G53 in this reference record. Code-first instructions: underlying disease, such as:; neoplasm (C00-D49). Excludes1 notes: multiple cranial nerve palsy in sarcoidosis (D86.82); multiple cranial nerve palsy in syphilis (A52.15); postherpetic geniculate ganglionitis (B02.21); postherpetic trigeminal neuralgia (B02.22). No Excludes2 note is listed.

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