ICD10BillableValid for clinical use
ICD-10 Code G64: Other disorders of peripheral nervous system
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the nervous system (G00-G99).
When is it used?
- May be used when a clinician documents other disorders of peripheral nervous system in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
6Diseases of the nervous system (G00-G99)
block
G60-G65Polyneuropathies and other disorders of the peripheral nervous system
currentG60-G65
Official coding notes
Inclusion terms
- Disorder of peripheral nervous system NOS
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
NeurologistGeneral Physician
Related codes
Sibling codes
Coverage-related procedures and services
CPT 95907high
NERVE CONDUCTION STUDIES; 1-2 STUDIES
Source: CMS coverage guidance
CPT 95912high
NERVE CONDUCTION STUDIES; 11-12 STUDIES
Source: CMS coverage guidance
CPT 95913high
NERVE CONDUCTION STUDIES; 13 OR MORE STUDIES
Source: CMS coverage guidance
CPT 95908high
NERVE CONDUCTION STUDIES; 3-4 STUDIES
Source: CMS coverage guidance
CPT 95909high
NERVE CONDUCTION STUDIES; 5-6 STUDIES
Source: CMS coverage guidance
CPT 95910high
NERVE CONDUCTION STUDIES; 7-8 STUDIES
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 1163136004high
Bacterial infection of peripheral nerve
Source: SNOMED International ICD-10 map
SNOMED_CT 128200000high
Complex regional pain syndrome
Source: SNOMED International ICD-10 map
SNOMED_CT 1144642004high
Delayed myelination of peripheral nerve
Source: SNOMED International ICD-10 map
SNOMED_CT 1144626006high
Diffuse demyelination of peripheral nerve
Source: SNOMED International ICD-10 map
SNOMED_CT 713527009high
Disorder of peripheral nervous system co-occurrent with human immunodeficiency virus infection
Source: SNOMED International ICD-10 map
SNOMED_CT 42658009high
Disorder of the peripheral nervous system
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
G64
Common synonyms
Other disorders of peripheral nervous system
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.