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E28

Non-billable

Ovarian dysfunction

E28 is the ICD-10-CM code for Ovarian dysfunction. It is a non-billable category code — use a more specific child code such as E28.0 for billing.

Status
Header (non-billable)
Chapter
E00-E89
Subcodes
6
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

Excludes1 — not coded here

  • •isolated gonadotropin deficiency (E23.0)
  • •postprocedural ovarian failure (E89.4-)

Frequently asked questions

What is ICD-10 code E28?
E28 is the ICD-10-CM code for "Ovarian dysfunction". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E28 a billable code?
No — E28 is a non-billable header code. Use a more specific child code (such as E28.0) for billing.
What are the subcodes of E28?
E28 has 6 more specific child codes, including E28.0, E28.1, E28.2.
What is excluded from E28?
Excludes1 (not coded here): isolated gonadotropin deficiency (E23.0); postprocedural ovarian failure (E89.4-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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