G51.0 is the ICD-10 code for Bell palsy. It is a four-character subcategory of G51 (Facial nerve disorders), the most specific level in the WHO edition. It belongs to the block G50–G59 (Nerve, nerve root and plexus disorders) in Chapter VI, Diseases of the nervous system.
- Code type
- Subcategory (4 characters)
- Chapter
- VI · G00–G99
- Classification
- WHO ICD-10, 2019 version
What G51.0 includes
Conditions and terms that are coded here.
- Facial palsy (droop) (weakness) due to lower motor neuron [LMN] lesion
- Facial palsy NOS
What G51.0 excludes
Conditions that look similar but belong under another code.
- facial palsy due to:
- upper motor neuron [UMN] lesion G83.6
G51.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
G51.0Bells pares
G51.0Bells parese
DG510Paralyse af ansigtets bevægenerve
G51.0Kasvohermohalvaus
G51.0Fazialisparese
G51.0Paralysie faciale a frigore
G51.0Bell's palsy
G51.0Bell's palsy
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free