What does ICD-10 code G53 mean?

G53 is the ICD-10-CM diagnosis code for Cranial nerve disorders in diseases classified elsewhere. Cranial nerve disorders in diseases classified elsewhere

Is G53 a billable ICD-10 code?

Yes, G53 is a billable ICD-10-CM code that can be used on medical claims.

What chapter is G53 in?

G53 is classified under Chapter 6: Diseases of the nervous system (G00-G99), Section G50-G59: Nerve, nerve root and plexus disorders (G50-G59).

What are the includes and excludes for G53?

Excludes1 (not coded here): multiple cranial nerve palsy in sarcoidosis (D86.82); multiple cranial nerve palsy in syphilis (A52.15); postherpetic geniculate ganglionitis (B02.21).

G53 Cranial nerve disorders in diseases classified elsewhere

✓ Billable ICD-10-CM 2026

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The ICD-10-CM code for Cranial nerve disorders in diseases classified elsewhere is G53 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter: 6: Diseases of the nervous system (G00-G99)
Section: G50-G59: Nerve, nerve root and plexus disorders (G50-G59)
Category G53: 1 code (1 billable)
FY2026 Status: Stable since FY2024

Excludes1

Not coded here. These conditions should NOT be coded together with G53.

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)

Code First

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

U.S. Hospital Utilization

An estimated 90 U.S. inpatient stays in 2023 included G53 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

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 G53 with the canonical source and edition:

G53 — Cranial nerve disorders in diseases classified elsewhere. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/G53

Canonical URL: https://icd10codingpro.com/codes/G53