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ICD-10-CM 2027

ICD-10 code for theca lutein ovary cyst

N83.1

Corpus luteum cyst

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Cyst (colloid) (mucous) (simple) (retention) › theca lutein (ovary)”. Page updated September 29, 2026.

About coding theca lutein ovary cyst

The ICD-10-CM code for theca lutein ovary cyst is N83.1 (Corpus luteum cyst).

Within N83 (noninflammatory disorders of ovary, fallopian tube and broad ligament), N83.1 is specifically for corpus luteum cyst. Related codes cover follicular cyst of ovary (N83.0), other and unspecified ovarian cysts (N83.2), acquired atrophy of ovary and fallopian tube (N83.3), prolapse and hernia of ovary and fallopian tube (N83.4), torsion of ovary, ovarian pedicle and fallopian tube (N83.5), Hematosalpinx (N83.6), hematoma of broad ligament (N83.7), other noninflammatory disorders of ovary, fallopian tube and broad ligament (N83.8) and 1 more.

To report this condition, pick the subcode that matches the documentation: N83.10 (of ovary, unspecified side), N83.11 (of right ovary) and N83.12 (of left ovary).

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).

Common questions about theca lutein ovary cyst ICD-10 codes

What is the ICD-10 code for theca lutein ovary cyst?

N83.1 — Corpus luteum cyst (a header code; report a more specific subcode).

Is N83.1 billable?

No. N83.1 is a header code. Report one of its more specific subcodes instead.