G70.0
Non-Billable

Myasthenia gravis

Non-Billable / Non-Specific Code

What is Myasthenia gravis?

ICD-10-CM G70.0 is the diagnosis code for Myasthenia gravis. This code falls under the section "Diseases of myoneural junction and muscle" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for G70.0

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where G70.0 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 2 entries
G70.00Myasthenia gravis without (acute) exacerbationBillableG70.01Myasthenia gravis with (acute) exacerbationBillable
Related Codes

Frequently Asked Questions

Is G70.0 a billable ICD-10-CM code?

No, G70.0 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does G70.0 mean?

G70.0 is the ICD-10-CM diagnosis code for "Myasthenia gravis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of G70.0?

The parent code of G70.0 is G70 ("Myasthenia gravis and other myoneural disorders"). G70.0 provides a more specific classification within this category.

What section is G70.0 in?

G70.0 is located in Section G70-G73 — "Diseases of myoneural junction and muscle" within Chapter 6 of the ICD-10-CM Tabular List.

What are the sub-codes of G70.0?

G70.0 has 2 sub-code(s) that provide more specific detail: G70.00, G70.01.

When should I use G70.0?

Use G70.0 when the patients documented diagnosis matches "Myasthenia gravis" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Myasthenia gravis?

The ICD-10-CM code for Myasthenia gravis is G70.0.

Can G70.0 be used for primary diagnosis?

No, G70.0 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is G70.0 in?

G70.0 is in Chapter 6 of the ICD-10-CM Tabular List.

Is G70.0 valid for 2026?

Yes, G70.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousG70Myasthenia gravis and other myoneural disordersNext →G70.00Myasthenia gravis without (acute) exacerbation
Code Details
G70.0
Myasthenia gravis
Non-Billable / Non-Specific Code
6 — Diseases of the nervous system (G00-G99)
G70-G73 — Diseases of myoneural junction and muscle
2026 ICD-10-CM