G73.3Billable

Myasthenic syndromes in other diseases classified elsewhere

Chapter
6. Diseases of the nervous system
Category
G73
Effective date
October 1, 2026

Related codes in category G73

G73Disord of myoneural junction and muscle in dis classd elswhrG73.1Lambert-Eaton syndrome in neoplastic diseaseYesG73.7Myopathy in diseases classified elsewhereYes

Frequently asked questions

What is ICD-10 code G73.3?

G73.3 is an ICD-10-CM diagnosis code for Myasthenic syndromes in other diseases classified elsewhere.

Is G73.3 a billable code?

Yes. G73.3 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is G73.3 in?

G73.3 falls under Chapter 6: Diseases of the nervous system.

When did G73.3 become effective?

G73.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to G73.3?

G73.3 belongs to category G73, which includes 3 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.