E28.1 – Androgen excess

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

Billable code

ICD-10-CM code E28.1

Code: E28.1 (claims format: E281)
Description: Androgen excess
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: E28

Notes for E28.1

Applicable to:

Hypersecretion of ovarian androgens

Use additional code:

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Notes inherited from parent codes

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

E28 – Ovarian dysfunction

Excludes1 (not coded here):

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

Block E20-E35

Excludes1 (not coded here):

galactorrhea (N64.3)
gynecomastia (N62)

Index terms for E28.1

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

Related codes in E28

E28.0 – Estrogen excessBillable
E28.2 – Polycystic ovarian syndromeBillable
E28.3 – Primary ovarian failureHeader
E28.8 – Other ovarian dysfunctionBillable
E28.9 – Ovarian dysfunction, unspecifiedBillable

Frequently asked questions

What is ICD-10 code E28.1?

E28.1 is the ICD-10-CM code for androgen excess, in the block E20-E35 (Disorders of other endocrine glands).

Is E28.1 a billable code?

Yes. E28.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E28.1 belong to?

It belongs to category E28 – Ovarian dysfunction.

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.