E22.2
Syndrome of inappropriate secretion of antidiuretic hormone
Risk-adjusting (HCC)Billable code
HCC risk adjustment mapping
CMS-HCC ESRD V24
HCC23
Other Significant Endocrine and Metabolic Disorders
RxHCC V08
RXHCC43
Pituitary, Adrenal Gland, and Other Endocrine and Metabolic Disorders
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
Inherited from E22Hyperfunction of pituitary gland
Inherited from E20-E35Disorders of other endocrine glands
Inherited from chapter 4Endocrine, nutritional and metabolic diseases
Excludes 1
transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Official Guidelines for E22.2
FY 2026 ›Find E22.2 in the alphabetic index
11 index paths lead to this code
- Antidiuretic hormone syndrome
- Schwartz-Bartter syndrome
- Secretion › antidiuretic hormone, inappropriate
- Syndrome › inappropriate secretion of antidiuretic hormone
- Syndrome › Schwartz-Bartter
- Hypersecretion › hormone › antidiuretic
- Inappropriate › secretion › antidiuretic hormone
- Inappropriate › secretion › pituitary
- Secretion › hormone › antidiuretic, inappropriate
- Increase, increased › function › pituitary › posterior
- Perversion, perverted › function › pituitary gland › posterior lobe