Enhanced MS-DRG Definitions Manual
MS-DRG Manual Versions
MS-DRG v41 (FY 2024) Manual
MS-DRG v40 (FY 2023) Manual
MS-DRG v39 (FY 2022) Manual
MS-DRG v38 (FY 2021) Manual
MS-DRG v37 (FY 2020) Manual
MS-DRG v36 (FY 2019) Manual
MS-DRG v35 (FY 2018) Manual
MS-DRG v34 (FY 2017) Manual
ICD-10-CM Diagnostic Code Index
ICD-10-PCS Procedure Code Index
ICD-10-CM Diagnosis code
G51
Facial nerve disorders
Code Hierarchy
All Diagnostic Codes
Diseases of the nervous system (G00-G99)
Nerve, nerve root and plexus disorders (G50-G59)
G51 - Facial nerve disorders
G51.4 - Facial myokymia
G51.2 - Melkersson's syndrome
G51.3 - Clonic hemifacial spasm
G51.8 - Other disorders of facial nerve
G51.9 - Disorder of facial nerve, unspecified
G51.0 - Bell's palsy
G51.1 - Geniculate ganglionitis
Complications & Comorbid Conditions (CC/MCC) Rules for G51
G51 is not a CC or MCC.
DRG Mapping Rules for G51
G51 doesn't map to any MS-DRGs.
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