N83.209 Unspecified ovarian cyst, unspecified side

Billable ICD-10-CM code, FY2026.

Applicable to

• Ovarian cyst, NOS

Applies from N83 Noninflammatory disorders of ovary, fallopian tube and broad ligament

Excludes2 (not included here)

• hydrosalpinx (N70.1-)

Applies from N83.2 Other and unspecified ovarian cysts

Excludes1 (never code together)

• developmental ovarian cyst (Q50.1)
• neoplastic ovarian cyst (D27.-)
• polycystic ovarian syndrome (E28.2)
• Stein-Leventhal syndrome (E28.2)

MS-DRG index

Defines the logic of DRG(s) 742-743 in MDC 13.

Approximate ICD-9-CM (GEMs)

• 620.2 Other and unspecified ovarian cyst (approximate)

Code annotations containing back-references to N83.209

Back-references to N83.2

• Type 2 Excludes: D27 Benign neoplasm of ovary ("corpus albicans cyst (N83.2-)")
• Type 2 Excludes: D27 Benign neoplasm of ovary ("ovarian cyst NEC (N83.2-)")
• Type 2 Excludes: D27 Benign neoplasm of ovary ("ovarian retention cyst (N83.2-)")

Nearby codes

• N83.12 Corpus luteum cyst of left ovary
• N83.2 Other and unspecified ovarian cysts
• N83.20 Unspecified ovarian cysts
• N83.201 Unspecified ovarian cyst, right side
• N83.202 Unspecified ovarian cyst, left side
• N83.209 Unspecified ovarian cyst, unspecified side (this code)
• N83.29 Other ovarian cysts
• N83.291 Other ovarian cyst, right side
• N83.292 Other ovarian cyst, left side
• N83.299 Other ovarian cyst, unspecified side
• N83.3 Acquired atrophy of ovary and fallopian tube