E22.0 – Acromegaly and pituitary gigantism

ICD-10-CM 2027 diagnosis code · Disorders of other endocrine glands

Billable code

ICD-10-CM code E22.0
Code
E22.0 (claims format: E220)
Description
Acromegaly and pituitary gigantism
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
E20-E35 Disorders of other endocrine glands
Parent codes
E22

Notes for E22.0

Applicable to:
  • Overproduction of growth hormone
Excludes1 (not coded here):
  • constitutional gigantism (E34.4)
  • constitutional tall stature (E34.4)
  • increased secretion from endocrine pancreas of growth hormone-releasing hormone (E16.8)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E22 – Hyperfunction of pituitary gland

Excludes1 (not coded here):
  • Cushing's syndrome (E24.-)
  • Nelson's syndrome (E24.1)
  • overproduction of ACTH not associated with Cushing's disease (E27.0)
  • overproduction of pituitary ACTH (E24.0)
  • overproduction of thyroid-stimulating hormone (E05.8-)

Block E20-E35

Excludes1 (not coded here):

Index terms for E22.0

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

Related codes in E22

Frequently asked questions

What is ICD-10 code E22.0?

E22.0 is the ICD-10-CM code for acromegaly and pituitary gigantism, in the block E20-E35 (Disorders of other endocrine glands).

Is E22.0 a billable code?

Yes. E22.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E22.0 belong to?

It belongs to category E22 – Hyperfunction of pituitary gland.

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.