E34.1 Other hypersecretion of intestinal hormones

Billable ICD-10-CM code, FY2026.

Applies from E34 Other endocrine disorders

Excludes1 (never code together)

• pseudohypoparathyroidism (E20.1)

MS-DRG index

Defines the logic of DRG(s) 643-645 in MDC 10.

Approximate ICD-9-CM (GEMs)

• 259.8 Other specified endocrine disorders (approximate)

Code annotations containing back-references to E34.1

Back-references to E34

• Code First: G63 Polyneuropathy in diseases classified elsewhere ("endocrine disease, except diabetes (E00-E07, E15-E16, E20-E34)")

Diagnosis Index entries for E34.1

• Hypersecretion › hormone (s) › intestinal NEC

Nearby codes

• E34 Other endocrine disorders
• E34.0 Carcinoid syndrome
• E34.00 Carcinoid syndrome, unspecified
• E34.01 Carcinoid heart syndrome
• E34.09 Other carcinoid syndrome
• E34.1 Other hypersecretion of intestinal hormones (this code)
• E34.2 Ectopic hormone secretion, not elsewhere classified
• E34.3 Short stature due to endocrine disorder
• E34.30 Short stature due to endocrine disorder, unspecified
• E34.31 Constitutional short stature
• E34.32 Genetic causes of short stature