ICD-10-CM
ICD-10 code for Hypopituitarism: E23.0
The ICD-10-CM index points "Hypopituitarism" to E23.0, Hypopituitarism. E23.0 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
Run it in Rivvi
Check every code on your export
Upload a claims or problem-list export. Rivvi flags codes that are not billable, replaced, or unspecified when a specific code exists.
Check my exportFree to start. Opens Rivvi, the AI workspace for healthcare teams.
Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- E23.1drug-induced, Drug-induced hypopituitarismBillable
- E23.1iatrogenic NEC, Drug-induced hypopituitarismBillable
- E89.3postirradiation, Postprocedural hypopituitarismBillable
- O99.285postpartum, Endocrine, nutritional and metabolic diseases complicating the puerperiumBillable
- E89.3postprocedural, Postprocedural hypopituitarismBillable
More specific codes in E23
A header groups codes and is not billed. A billable code is one you can report.
- E23Hypofunction and other disorders of the pituitary glandHeader
- E23.0HypopituitarismBillable
- E23.1Drug-induced hypopituitarismBillable
- E23.2Diabetes insipidusBillable
- E23.3Hypothalamic dysfunction, not elsewhere classifiedBillable
- E23.6Other disorders of pituitary glandBillable
- E23.7Disorder of pituitary gland, unspecifiedBillable
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
Use additional code, if applicable, for associated cachexia (E88.A)
Excludes1
Excludes1 means these codes are not reported together.
From E23. A note on a category applies to every code under it.
Related conditions
Related pages
- E23.0 code detailsNotes, nearby codes, CMS-HCC group
- Category E23Every code under it
- Chapter 4Endocrine, nutritional and metabolic diseases
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Hypopituitarism?
The ICD-10-CM index points "Hypopituitarism" to E23.0, Hypopituitarism. E23.0 is a billable code.
Is E23.0 billable?
Yes. E23.0 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to E23.0?
The CDC tabular list gives 2 Excludes1 notes (not coded together), 1 "use additional code" note for E23.0 and the categories above it. They are listed on this page.
What chapter is E23.0 in?
Chapter 4. Endocrine, nutritional and metabolic diseases.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.