ICD-10-CM › G00-G99 › G50-G59 › G51 Facial nerve disorders › G51.1
Geniculate ganglionitis
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Geniculate ganglionitis
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from G51 Facial nerve disorders
Includes
- disorders of 7th cranial nerve
Inherited from the G50-G59 section Nerve, nerve root and plexus disorders (G50-G59)
Excludes1 - never coded here
- current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
- neuralgia NOS (M79.2)
- neuritis NOS (M79.2)
- peripheral neuritis in pregnancy (O26.82-)
- radiculitis NOS (M54.1-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Neuromyalgia
- Musculoneuralgia
- Pain > nerve NEC
- Perineuritis NEC
- Pain > neuromuscular
- Inflammation, inflamed, inflammatory > nerve NEC
- Ganglionitis > geniculate
- Neuritis > geniculate ganglion
- Syndrome > ganglion > geniculi
- Neuralgia, neuralgic > facialis vera
Codes in the same group
| Code | Description | Status |
|---|---|---|
| G51.0 | Bell's palsy | Valid |
| G51.2 | Melkersson's syndrome | Valid |
| G51.3 | Clonic hemifacial spasm | Not billable |
| G51.4 | Facial myokymia | Valid |
| G51.8 | Other disorders of facial nerve | Valid |
| G51.9 | Disorder of facial nerve, unspecified | Valid |