Is G70 a billable code?
No. G70 is a header code that groups 8 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
G70: Myasthenia gravis and other myoneural disorders
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
G70 groups related diagnoses under myasthenia gravis and other myoneural disorders. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under G70
- G70.00Myasthenia gravis without (acute) exacerbation
- G70.01Myasthenia gravis with (acute) exacerbation
- G70.1Toxic myoneural disorders
- G70.2Congenital and developmental myasthenia
- G70.80Lambert-Eaton syndrome, unspecified
- G70.81Lambert-Eaton syndrome in disease classified elsewhere
- G70.89Other specified myoneural disorders
- G70.9Myoneural disorder, unspecified
G70 questions
What does G70 mean?
G70 is the ICD-10-CM code for Myasthenia gravis and other myoneural disorders. It is in chapter 6, Diseases of the nervous system (G00-G99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.