ICD-10/E16.3

E16.3 ICD 2026 Code: Increased secretion of glucagon

E16.3 is the authoritative medical code for Increased secretion of glucagon. This classification is used in medical billing and clinical recording to specify the clinical criteria for increased secretion of glucagon (ICD-10-CM E16.3), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Increased secretion of glucagon is a billable ICD-10-CM diagnosis code E16.3. Inclusion terms: Hyperplasia of pancreatic endocrine cells with glucagon excess.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for E16.3 in the official ICD-10-CM tabular list.

Inclusion Terms

Alternative terms the tabular list files under this code.

  • Hyperplasia of pancreatic endocrine cells with glucagon excess

Frequently Asked Questions (FAQ) & Clinical Guidance

What conditions are included under E16.3?

Increased secretion of glucagon includes: Hyperplasia of pancreatic endocrine cells with glucagon excess.

Codes in This Family (11)

Official ICD-10-CM classifications in the same code family as E16.3, with their registry titles.

  • E16 — Other disorders of pancreatic internal secretion
  • E16.0 — Drug-induced hypoglycemia without coma
  • E16.1 — Other hypoglycemia
  • E16.2 — Hypoglycemia, unspecified
  • E16.4 — Increased secretion of gastrin
  • E16.8 — Other specified disorders of pancreatic internal secretion
  • E16.9 — Disorder of pancreatic internal secretion, unspecified
  • E16.A — Hypoglycemia level
  • E16.A1 — Hypoglycemia level 1
  • E16.A2 — Hypoglycemia level 2
  • E16.A3 — Hypoglycemia level 3

Indexed Clinical Terms (6)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Abnormal, abnormality, abnormalities, glucagon secretion
  • Abnormal, abnormality, abnormalities, secretion, glucagon
  • Excess, excessive, excessively, glucagon
  • Hyperplasia, hyperplastic, pancreatic islet cells, alpha, with excess, glucagon
  • Hypersecretion, glucagon
  • Increase, increased, secretion, glucagon

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code E11.3 Type 2 diabetes mellitus with ophthalmic complications
ICD Code E13.3 Other specified diabetes mellitus with ophthalmic complications
ICD Code E21.3 Hyperparathyroidism, unspecified
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