E16.3 – Increased secretion of glucagon

ICD-10-CM 2027 diagnosis code · Other disorders of glucose regulation and pancreatic internal secretion

Billable code

ICD-10-CM code E16.3

Code: E16.3 (claims format: E163)
Description: Increased secretion of glucagon
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block: E15-E16 Other disorders of glucose regulation and pancreatic internal secretion
Parent codes: E16

Notes for E16.3

Applicable to:

Hyperplasia of pancreatic endocrine cells with glucagon excess

Index terms for E16.3

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E16

E16.0 – Drug-induced hypoglycemia without comaBillable
E16.1 – Other hypoglycemiaBillable
E16.2 – Hypoglycemia, unspecifiedBillable
E16.4 – Increased secretion of gastrinBillable
E16.8 – Other specified disorders of pancreatic internal secretionBillable
E16.9 – Disorder of pancreatic internal secretion, unspecifiedBillable
E16.A – Hypoglycemia levelHeader

Frequently asked questions

What is ICD-10 code E16.3?

E16.3 is the ICD-10-CM code for increased secretion of glucagon, in the block E15-E16 (Other disorders of glucose regulation and pancreatic internal secretion).

Is E16.3 a billable code?

Yes. E16.3 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E16.3 belong to?

It belongs to category E16 – Other disorders of pancreatic internal secretion.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.