E23.0

Hypopituitarism

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

This code · E23.0
Use additional

code, if applicable, for associated cachexia (E88.A)

Synonyms

Fertile eunuch syndrome Hypogonadotropic hypogonadism Idiopathic growth hormone deficiency Isolated deficiency of gonadotropin Isolated deficiency of growth hormone Isolated deficiency of pituitary hormone Kallmann's syndrome Lorain-Levi short stature Necrosis of pituitary gland (postpartum) Panhypopituitarism Pituitary cachexia Pituitary insufficiency NOS Pituitary short stature Sheehan's syndrome Simmonds' disease

Inherited from E23Hypofunction and other disorders of the pituitary gland
Includes

the listed conditions whether the disorder is in the pituitary or the hypothalamus

Excludes 1

postprocedural hypopituitarism (E89.3) short stature due to endocrine disorder (E34.3-)

Inherited from E20-E35Disorders of other endocrine glands
Excludes 1

galactorrhea (N64.3) gynecomastia (N62)

Inherited from chapter 4Endocrine, nutritional and metabolic diseases
Excludes 1

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Official Guidelines for E23.0

FY 2026 ›
I.C.4Chapter-specific guidanceChapter 4: Endocrine, Nutritional, and Metabolic Diseases (E00-E89)

Subsections

Find E23.0 in the alphabetic index

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