G57.4 – Lesion of medial popliteal nerve

Code

G57.4 (claims format: G574)

Description

Lesion of medial popliteal nerve

Billable

No – use a more specific code below

Valid for

Dates of service October 1, 2026 – September 30, 2027 (FY2027)

Chapter

6. Diseases of the nervous system (G00-G99)

Block

G50-G59 Nerve, nerve root and plexus disorders

Parent codes

G57

Billable codes under G57.4

G57.4 is a header code and cannot be used on claims. Choose the most specific code:

• G57.40 – Lesion of medial popliteal nerve, unspecified lower limbBillable
• G57.41 – Lesion of medial popliteal nerve, right lower limbBillable
• G57.42 – Lesion of medial popliteal nerve, left lower limbBillable
• G57.43 – Lesion of medial popliteal nerve, bilateral lower limbsBillable

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

G57 – Mononeuropathies of lower limb

Block G50-G59

Index terms for G57.4

Entries in the ICD-10-CM alphabetic index that lead to this code:

• Mononeuritis, tibial nerve
• Lesion, nerve, popliteal, medial
• Mononeuritis, medial popliteal nerve

Related codes in G57

• G57.0 – Lesion of sciatic nerveHeader
• G57.1 – Meralgia parestheticaHeader
• G57.2 – Lesion of femoral nerveHeader
• G57.3 – Lesion of lateral popliteal nerveHeader
• G57.5 – Tarsal tunnel syndromeHeader
• G57.6 – Lesion of plantar nerveHeader
• G57.7 – Causalgia of lower limbHeader
• G57.8 – Other specified mononeuropathies of lower limbHeader
• G57.9 – Unspecified mononeuropathy of lower limbHeader