E23.3Billable

Hypothalamic dysfunction, not elsewhere classified

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E23
Effective date
October 1, 2026

Related codes in category E23

E23Hypofunction and other disorders of the pituitary glandE23.0HypopituitarismYesE23.1Drug-induced hypopituitarismYesE23.2Diabetes insipidusYesE23.6Other disorders of pituitary glandYesE23.7Disorder of pituitary gland, unspecifiedYes

Frequently asked questions

What is ICD-10 code E23.3?

E23.3 is an ICD-10-CM diagnosis code for Hypothalamic dysfunction, not elsewhere classified.

Is E23.3 a billable code?

Yes. E23.3 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is E23.3 in?

E23.3 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E23.3 become effective?

E23.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E23.3?

E23.3 belongs to category E23, which includes 6 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.