ICD10BillableValid for clinical use
ICD-10 Code G70.1: Toxic myoneural disorders
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 toxic myoneural disorders 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
G70-G73Diseases of myoneural junction and muscle
category
G70Myasthenia gravis and other myoneural disorders
currentG70
Official coding notes
Applicable to
- (T51-T65) to identify toxic agent
Code first
- (T51-T65) to identify toxic agent
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 67725009high
Antibiotic-induced neuromuscular blocking
Source: SNOMED International ICD-10 map
SNOMED_CT 65242001high
Drug-induced myasthenia
Source: SNOMED International ICD-10 map
SNOMED_CT 724572007high
Neuromuscular junction disorder due to ingestion of organic phosphorus compound
Source: SNOMED International ICD-10 map
SNOMED_CT 230682007high
Penicillamine-induced myasthenia
Source: SNOMED International ICD-10 map
SNOMED_CT 17940001high
Toxic neuromuscular junction disorder
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
G70.1
Common synonyms
Toxic myoneural disorders
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.