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G57Non-billableSave

G57 - Mononeuropathies of lower limb

ICD-10-CM Chapter 6: Diseases of the nervous system · G50-G59 Nerve, nerve root and plexus disorders (G50-G59) · Top-level category · FY2027

Coding Guidance

G57 is a non-billable heading. Report one of the 10 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom G57

Mutually exclusive: these conditions are never reported together with this code.

  • current traumatic nerve disorder - see nerve injury by body region
Excludes 1 — Not Coded HereFrom G50-G59 Nerve, nerve root and plexus disorders (G50-G59)

Mutually exclusive: these conditions are never reported together with this code.

  • 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-)
Excludes 2 — Not Included HereFrom Chapter G00-G99

Not part of this code; report both codes when the patient has both conditions.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

More Specific Codes (10)

G57.0Lesion of sciatic nerve→G57.1Meralgia paresthetica→G57.2Lesion of femoral nerve→G57.3Lesion of lateral popliteal nerve→G57.4Lesion of medial popliteal nerve→G57.5Tarsal tunnel syndrome→G57.6Lesion of plantar nerve→G57.7Causalgia of lower limb→G57.8Other specified mononeuropathies of lower limb→G57.9Unspecified mononeuropathy of lower limb→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with G57.