Is E22.1 a billable ICD-10 code?

Yes. E22.1 (Hyperprolactinemia) is billable and can be used for insurance claims. Always verify payer-specific requirements.

E22.1 ✓ Billable

Hyperprolactinemia

Q: What is ICD-10 code E22.1?

ICD-10-CM code E22.1 stands for "Hyperprolactinemia". It is a billable code in the Endocrine, Nutritional and Metabolic Diseases chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Endocrine, Nutritional and Metabolic Diseases

Code

E22.1

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Endocrine, Nutritional and Metabolic Diseases

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code E22.1?

ICD-10-CM code E22.1 represents Hyperprolactinemia. It is a billable diagnosis code in the Endocrine, Nutritional and Metabolic Diseases chapter, effective October 1, 2025 – September 30, 2026.

Is E22.1 billable?

Yes. E22.1 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is E22.1 in?

E22.1 belongs to the Endocrine, Nutritional and Metabolic Diseases chapter (E00–E89) of ICD-10-CM.

Related codes in the E22 category

E22 Hyperfunction of pituitary gland Non-billable E22.0 Acromegaly and pituitary gigantism Billable E22.2 Syndrome of inappropriate secretion of antidiuretic hormone Billable E22.8 Other hyperfunction of pituitary gland Billable E22.9 Hyperfunction of pituitary gland, unspecified Billable

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