251.1 Other specified hypoglycemia
Hyperinsulinism:
NOS
ectopic
functional
Hyperplasia of pancreatic islet beta cells NOS
Excludes:
hypoglycemia in diabetes mellitus (249.8, 250.8)
hypoglycemia in infant of diabetic mother (775.0)
hypoglycemic coma (251.0)
neonatal hypoglycemia (775.6)
Use additional E code to identify cause, if drug-induced