2027 ICD-10-CM Diagnosis Code G58.8Other specified mononeuropathies
ICD-10-CM Codes›G00–G99›G50-G59›G58
- Billable — Valid for Submission
- Chronic Condition
G58.8 is a billable ICD-10-CM diagnosis code for other specified mononeuropathies. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 73 through 74. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Nerve and nerve root disorders.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Abdominal cutaneous nerve entrapment syndrome
- Bilateral neuralgia of pudendal nerves
- Cervicobrachial neuralgia
- Chronic chest pain
- Compression neuropathy of trunk
- Corneal nerve finding
- Corneal nerves inflamed
- Cruralgia
- Disorder of nerve repair
- Embolic infarction
- Embolic infarction of nerve trunk
- Entrapment syndrome due to amyloid
- Finding of sensation of testes
- Iliohypogastric nerve neuralgia
- Intercostal neuropathy
- Ischemic neuropathy due to arterial steal
- Ischemic peripheral neuropathy
- Long thoracic nerve lesion
- Multiple entrapment syndrome
- Nervous system complication from surgically implanted device
- Neuralgia of left pudendal nerve
- Neuralgia of right pudendal nerve
- Pain in testicle
- Palsy of upper motor nerve
- Peripheral nerve entrapment syndrome
- Peripheral neuropathy due to inflammation
- Phrenic nerve disorder
- Phrenic nerve entrapment syndrome
- Phrenic nerve lesion
- Pudendal neuralgia
- Stimulation of phrenic nerve as complication of implantation of automatic cardiac defibrillator
- Stimulation of phrenic nerve as complication of implantation of cardiac pacemaker
- Testicular neuralgia
- Tibial nerve palsy
- Tourniquet palsy
- Vasculitic neuropathy
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to G58.8: its own notes plus those printed at block G50-G59 and Chapter 6. A note printed at a category, block or chapter applies to every code under it.
Excludes1
Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
- 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)
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name G58.8, its category, or a range that includes it.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
Disorder (of) See Also: Disease;
phrenic G58.8
specified NEC G58.8
specified NEC G58.8
specified NEC G58.8
Neuroma See Also: Neoplasm, nerve, benign;
interdigital G58.8
Palsy See Also: Paralysis; G83.9
specified NEC G58.8
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Peripheral Nerve Disorders
Nerves are like wires that carry messages back and forth between your brain and your body. Your peripheral nerves branch off from your brain and spinal cord and connect to all parts of your body, including your muscles and organs.
The full article covers:
- What are peripheral nerves?
- What are peripheral nerve disorders?
- What causes peripheral nerve disorders?
- What are the symptoms of peripheral nerve disorders?
- How are peripheral nerve disorders diagnosed?
- What are the treatments for peripheral nerve disorders?
- Can peripheral nerve disorders be prevented?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert G58.8 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About G58.8Overview
What is the ICD-10 code for other specified mononeuropathies?
The ICD-10-CM code for other specified mononeuropathies is G58.8 (sometimes written as G588). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is G58.8 (Other mononeuropathies) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report other specified mononeuropathies on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does G58.8 group to?
When other specified mononeuropathies is the principal diagnosis on an inpatient stay, it groups to MS-DRG 74, 73, with relative weights from 1.0172 to 1.5773 depending on complications. Higher weights mean higher Medicare reimbursement.
Can G58.8 be reported with M79.2?
Not as a rule. The Excludes1 note at block G50-G59, which applies to G58.8, lists "neuralgia NOS (M79.2)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).
What is the ICD-9 equivalent of G58.8?
Under the General Equivalence Mappings, other specified mononeuropathies converts to ICD-9-CM 355.9 (mononeuritis NOS). The mapping is approximate, so confirm the match fits the documentation.
