Is ICD-10-CM code G58 billable?

No, G58 (Other mononeuropathies) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code G58 belong to?

G58 belongs to Chapter 6 of the ICD-10-CM tabular list: G00–G99 (Diseases of the Nervous System).

G58Non-billable

Other mononeuropathies

Diseases of the Nervous System·Nerve, nerve root and plexus disorders (G50-G59)·category·FY 2026

Use a more specific code (4 billable)

G58.0Intercostal neuropathy G58.7Mononeuritis multiplex G58.8Other specified mononeuropathies G58.9Mononeuropathy, unspecified

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

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)

G50-G59 Parent Instructions

Excludes1(Not coded here. Use a different 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-)

Clinical Hierarchy

BillableHas subcodes

CH6Diseases of the nervous system (G00-G99)

G50-G59Nerve, nerve root and plexus disorders (G50-G59)

G58Other mononeuropathiesNot billable

G58.0Intercostal neuropathyBillable

G58.7Mononeuritis multiplexBillable

G58.8Other specified mononeuropathiesBillable

G58.9Mononeuropathy, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.