The nerve may be involved intracranially, along its course through the petrous portion of the temporal bone, or along its extracranial course. Clinical manifestations include facial muscle weakness, loss of taste from the anterior tongue, hyperacusis, and decreased lacrimation.

Partial or complete paralysis of the facial muscles of one side of a person's face. It is caused by damage to the seventh cranial nerve. It is usually temporary but it may recur. Severe or complete loss of facial muscle motor function. This condition may result from central or peripheral lesions.

ICD 10 code for Disorder of facial nerve, unspecified. Get free rules, notes, crosswalks, synonyms, history for ICD-10 code G51.9.

Get crucial instructions for accurate ICD-10-CM G51 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.

G51.1 is a billable diagnosis code used to specify geniculate ganglionitis. Synonyms: geniculate ganglionitis Clinical Category is Nerve and nerve root disorders.

Oct 1, 2024 · G51.1 is a valid billable ICD-10 diagnosis code for Geniculate ganglionitis. It is found in the 2025 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025 .

This page provides explanations for the ICD diagnosis code “G51 Facial nerve disorders [7th cranial nerve]” and its subcategories.

For example, nerve diseases like trigeminal neuralgia or Bell's palsy sometimes cause facial pain, spasms and trouble with eye or facial movement. Birth defects can also affect the face. They can cause underdeveloped or unusually prominent facial features or a lack of facial expression.

ICD-10 code G51.1 for Geniculate ganglionitis is a medical classification as listed by WHO under the range -Nerve, nerve root and plexus disorders .

G51 is a non-billable ICD-10 code for Facial nerve disorders. It should not be used for HIPAA-covered transactions as a more specific code is available to choose from below. ↓ See below for any exclusions, inclusions or special notations