ICD-10-CM Alphabetic Index · FY 2026 33 Entries
Mononeuropathy in the ICD-10-CM Index ICD-10-CM
The main term Mononeuropathy carries 33 index entries pointing to 10 ICD-10-CM codes. The default entry is G58.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
33
Index Entries
10
Codes Referenced
G58.9
Default Code
M
Letter
33 of 33 shown
ICD-10-CM
Index Entries Under Mononeuropathy 33 entries · 10 codes
Mononeuropathy G58.9
carpal tunnel syndrome see Syndrome, carpal tunnel
diabetic NEC see E08-E13 with .41
femoral nerve see Lesion, nerve, femoral
ilioinguinal nerve G57.8- Non-billable
in diseases classified elsewhere see category G59
intercostal G58.0
lower limb G57.9- Non-billable
causalgia see Causalgia, lower limb
femoral nerve see Lesion, nerve, femoral
meralgia paresthetica G57.1- Non-billable
plantar nerve see Lesion, nerve, plantar
popliteal nerve see Lesion, nerve, popliteal
sciatic nerve see Lesion, nerve, sciatic
specified NEC G57.8- Non-billable
tarsal tunnel syndrome see Syndrome, tarsal tunnel
median nerve see Lesion, nerve, median
multiplex G58.7
obturator nerve G57.8- Non-billable
popliteal nerve see Lesion, nerve, popliteal
radial nerve see Lesion, nerve, radial
saphenous nerve G57.8- Non-billable
specified NEC G58.8
tarsal tunnel syndrome see Syndrome, tarsal tunnel
tuberculous A17.83
ulnar nerve see Lesion, nerve, ulnar
upper limb G56.9- Non-billable
carpal tunnel syndrome see Syndrome, carpal tunnel
causalgia see Causalgia
median nerve see Lesion, nerve, median
radial nerve see Lesion, nerve, radial
specified site NEC G56.8- Non-billable
ulnar nerve see Lesion, nerve, ulnar
The info icon previews the code's description and billable status; the code link opens its full page with all notations.
Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
