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ICD-10-CM 2027

ICD-10 code for follicular cyst

N83.0

Follicular cyst of ovary

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Cyst (colloid) (mucous) (simple) (retention) › follicular (atretic) (hemorrhagic) (ovarian)”. Page updated September 29, 2026.

About coding follicular cyst

The ICD-10-CM code for follicular cyst is N83.0 (Follicular cyst of ovary). The official index lists 4 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on N83.0.

Within N83 (noninflammatory disorders of ovary, fallopian tube and broad ligament), N83.0 is specifically for follicular cyst of ovary. Related codes cover corpus luteum cyst (N83.1), 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: N83.00 (unspecified side), N83.01 (ovary) and N83.02 (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).

More specific follicular cyst codes (official index)

  • dentigerous K09.0 — Developmental odontogenic cysts
  • odontogenic K09.0 — Developmental odontogenic cysts
  • skin L72.9 — Follicular cyst of the skin and subcutaneous tissue, unspecified
  • specified NEC L72.8 — Other follicular cysts of the skin and subcutaneous tissue

Common questions about follicular cyst ICD-10 codes

What is the ICD-10 code for follicular cyst?

N83.0 — Follicular cyst of ovary (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: K09.0, K09.0, L72.9, L72.8.

What is the ICD-10 code for dentigerous follicular cyst?

K09.0 — Developmental odontogenic cysts.

What is the ICD-10 code for odontogenic follicular cyst?

K09.0 — Developmental odontogenic cysts.

What is the ICD-10 code for skin follicular cyst?

L72.9 — Follicular cyst of the skin and subcutaneous tissue, unspecified.

Is N83.0 billable?

No. N83.0 is a header code. Report one of its more specific subcodes instead.