E23 ICD-10-CM Code: Hypofunction and other disorders of the pituitary gland
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
E23Hypofunction and other disorders of the pituitary gland
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where E23 sits
- 1
Chapter 4
Endocrine, nutritional and metabolic diseases (E00-E89)
- 2
Section
Disorders of other endocrine glands (E20-E35)
- 3
Category E23
Hypofunction and other disorders of the pituitary gland
- 4
Code E23
Hypofunction and other disorders of the pituitary gland
More specific choices
Codes under E23
E23 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for E23.
Code first
No “code first” instruction is listed for E23.
Use additional code
No “use additional code” instruction is listed for E23.
Excludes1
Conditions that should not be reported together with this code.
- postprocedural hypopituitarism (E89.3)
- short stature due to endocrine disorder (E34.3-)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for E23.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code E23 mean?
E23 is the FY 2027 U.S. ICD-10-CM code for “Hypofunction and other disorders of the pituitary gland.”
Is E23 a billable or specific ICD-10-CM code?
No. E23 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is E23 located in ICD-10-CM?
E23 is listed in Chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89), within Disorders of other endocrine glands (E20-E35) (E20–E35), under category E23, Hypofunction and other disorders of the pituitary gland.
What coding notes are listed for E23?
No inclusion terms are listed for E23 in this reference record. No code-first instruction is listed. Excludes1 notes: postprocedural hypopituitarism (E89.3); short stature due to endocrine disorder (E34.3-). No Excludes2 note is listed.
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