FY2027 ICD-10-CM reference
E27: Other disorders of adrenal gland
By the HCC Buddy Coding Team
The official ICD-10-CM descriptor is Other disorders of adrenal gland. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Nonbillable heading. Verified against the official FY2027 order file.
More specific FY2027 codes
- E27.0: Other adrenocortical overactivityBillable code
- E27.1: Primary adrenocortical insufficiencyBillable code
- E27.2: Addisonian crisisBillable code
- E27.3: Drug-induced adrenocortical insufficiencyBillable code
- E27.4: Other and unspecified adrenocortical insufficiencyNonbillable heading
- E27.5: Adrenomedullary hyperfunctionBillable code
- E27.8: Other specified disorders of adrenal glandBillable code
- E27.9: Disorder of adrenal gland, unspecifiedBillable code
FY2027 Tabular instructions
Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.
Instructional note
All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.
Source: E00-E89 (chapter, inherited).
Excludes1
transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Source: E00-E89 (chapter, inherited).
Excludes1
galactorrhea (N64.3)
Source: E20-E35 (section, inherited).
Excludes1
gynecomastia (N62)
Source: E20-E35 (section, inherited).
Compare the FY2027 additions, removals and billable-status changes
What does E27 mean in FY2027?
The official ICD-10-CM descriptor is Other disorders of adrenal gland. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Is E27 billable in FY2027?
The FY2027 order file marks E27 as a nonbillable heading. Select a complete billable child code.
Does E27 map to an HCC?
Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.
Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.
Review the FY2026 April edition