ICD-10-CM>E00-E89>E20-E35>E23E23Hypofunction and other disorders of the pituitary glandNon-Billable/Non-SpecificIncludesthe listed conditions whether the disorder is in the pituitary or the hypothalamusType 1 Excludespostprocedural hypopituitarism (E89.3)short stature due to endocrine disorder (E34.3-)CodesE23.0HypopituitarismE23.1Drug-induced hypopituitarismE23.2Diabetes insipidusE23.3Hypothalamic dysfunction, not elsewhere classifiedE23.6Other disorders of pituitary glandE23.7Disorder of pituitary gland, unspecified