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G70 Myasthenia gravis and other myoneural disorders

ICD-10-CM category G70 sits in Chapter 6 (Diseases of the nervous system, G00-G99). It contains 8 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

G70.0 Myasthenia gravisG70.8 Other specified myoneural disorders

Billable codes in G70

CodeDescription
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

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