E70.0Billable

Classical phenylketonuria

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E70
Effective date
October 1, 2026

Related codes in category E70

Frequently asked questions

What is ICD-10 code E70.0?

E70.0 is an ICD-10-CM diagnosis code for Classical phenylketonuria.

Is E70.0 a billable code?

Yes. E70.0 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is E70.0 in?

E70.0 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E70.0 become effective?

E70.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E70.0?

E70.0 belongs to category E70, which includes 12 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.