G52.0 DISORDERS OF OLFACTORY NERVE

Code Information

Diagnosis Code: G52.0
Short Description: Disorders of olfactory nerve
Long Description: Disorders of olfactory nerve
Code Version: 2025 ICD-10-CM

The code G52.0 is VALID for claim submission

Code Classification

Diseases of the nervous system (G00–G99)
- Nerve, nerve root and plexus disorders (G50-G59)
  - Disorders of other cranial nerves (G52)

Synonyms

Compression of olfactory nerve
Cranial nerve compression
Disorder of olfactory nerve

References to Index of Diseases and Injuries

The code G52.0 has the following ICD-10-CM references to the Index of Diseases and Injuries

Inclusion Terms:
- Disorders of 1st cranial nerve

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
G52.0		352.0	Olfactory nerve disorder

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
G52	Disorders of other cranial nerves
G52.1	Disorders of glossopharyngeal nerve
G52.2	Disorders of vagus nerve
G52.3	Disorders of hypoglossal nerve
G52.7	Disorders of multiple cranial nerves
G52.8	Disorders of other specified cranial nerves
G52.9	Cranial nerve disorder, unspecified

This page was last updated on: 10/1/2025

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