ICD-10-CM 2027

ICD-10 code for ovary cystic

Unspecified ovarian cysts

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Cystic › ovary”. Page updated September 29, 2026.

About coding ovary cystic

The ICD-10-CM code for ovary cystic is N83.20 (Unspecified ovarian cysts).

Within N83.2, choose N83.20 (Unspecified ovarian cysts) only when documentation doesn't support a more specific option: other ovarian cysts (N83.29).

To report this condition, pick the subcode that matches the documentation: N83.201 (side), N83.202 (side) and N83.209 (side).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015, and changed in FY2017 (expanded into subcodes).

What is the ICD-10 code for ovary cystic?: N83.20 — Unspecified ovarian cysts (a header code; report a more specific subcode).
Is N83.20 billable?: No. N83.20 is a header code. Report one of its more specific subcodes instead.