Coding and coverage · ICD-10-CM
Instructional notes
Chapter 4
Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
Notes
- 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.
Section E20-E35
E25
Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
Includes
- adrenogenital syndromes, virilizing or feminizing, whether acquired or due to adrenal hyperplasia consequent on inborn enzyme defects in hormone synthesis
- Female adrenal pseudohermaphroditism
- Female heterosexual precocious pseudopuberty
- Male isosexual precocious pseudopuberty
- Male macrogenitosomia praecox
- Male sexual precocity with adrenal hyperplasia
- Male virilization (female)
Chapter 4: Endocrine, nutritional and metabolic diseases · E20-E35 Disorders of other endocrine glands (E20-E35)
Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.
Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.