E16.4

Increased secretion of gastrin

Billable / specific

E16.4 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Hypergastrinemia
  • Hyperplasia of pancreatic endocrine cells with gastrin excess
  • Zollinger-Ellison syndrome

Includes (from E16)

  • Note: All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

Excludes1

Not coded here — never report together with this code.

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74) (from E16)

Also known as

  • Hypergastrinemia
  • Hyperplasia of pancreatic endocrine cells with gastrin excess
  • Zollinger-Ellison syndrome
  • Abnormal, abnormality, abnormalities, gastrin secretion
  • Abnormal, abnormality, abnormalities, secretion, gastrin
  • Ellison-Zollinger syndrome
  • Hypersecretion, gastrin
  • Increase, increased, secretion, gastrin

Parent code

  • E16Other disorders of pancreatic internal secretionHeader

Related codes

  • E16.0Drug-induced hypoglycemia without comaBillable
  • E16.1Other hypoglycemiaBillable
  • E16.2Hypoglycemia, unspecifiedBillable
  • E16.3Increased secretion of glucagonBillable
  • E16.8Other specified disorders of pancreatic internal secretionBillable
  • E16.9Disorder of pancreatic internal secretion, unspecifiedBillable
  • E16.AHypoglycemia levelHeader

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