G61.8 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
G61.81
Chronic inflammatory demyelinating polyneuritis
Billable
10
G61.82
Multifocal motor neuropathy
Billable
10
G61.89
Other inflammatory polyneuropathies
Billable