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E70.4

Non-billable

Disorders of histidine metabolism

E70.4 is the ICD-10-CM code for Disorders of histidine metabolism. It is a non-billable category code — use a more specific child code such as E70.40 for billing.

Status
Header (non-billable)
Chapter
E00-E89
Parent
E70
Subcodes
3
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code E70.4?
E70.4 is the ICD-10-CM code for "Disorders of histidine metabolism". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E70.4 a billable code?
No — E70.4 is a non-billable header code. Use a more specific child code (such as E70.40) for billing.
What are the subcodes of E70.4?
E70.4 has 3 more specific child codes, including E70.40, E70.41, E70.49.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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