E20-E35

Non-Billable
ChapterE00–E89
Rankblock
Official Description

Disorders of other endocrine glands (E20-E35)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).

CH4 Parent Instructions

Excludes1(Not coded here)
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Instructional Notes

Excludes1(Not coded here)

Clinical Hierarchy

CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E20-E35Disorders of other endocrine glands (E20-E35)
E20Hypoparathyroidism
E21Hyperparathyroidism and other disorders of parathyroid gland
E22Hyperfunction of pituitary gland
E23Hypofunction and other disorders of the pituitary gland
E24Cushing's syndrome
E25Adrenogenital disorders
E26Hyperaldosteronism
E27Other disorders of adrenal gland
E28Ovarian dysfunction
E29Testicular dysfunction
E30Disorders of puberty, not elsewhere classified
E31Polyglandular dysfunction
E32Diseases of thymus
E34Other endocrine disorders
E35Disorders of endocrine glands in diseases classified elsewhere

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to E20-E35:

chapterCH4
Endocrine, nutritional and metabolic diseases (E00-E89)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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