ICDcodes.org
FY2027

N83.299Other ovarian cyst, unspecified side

BillableUnspecified

Is N83.299 billable?

Yes, but N83.299 is an unspecified code. N83.299 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, N83.299 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting N83.299 — the more specific alternatives are listed below.

N83.299 at a glance

CodeN83.299
DescriptionOther ovarian cyst, unspecified side
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Which MS-DRGs does N83.299 group to?

N83.299 sits in MDC 13 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCCsurgical
  • 743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCCsurgical

How is N83.299 listed in the Alphabetic Index?

The Alphabetic Index lists these routes under N83.29, the nearest indexed parent of N83.299. Use them to find the family, then select the specific code.

  • Cystretention (colloid) (mucous) (simple) (retention)
  • Cystomasimple
  • Cystcorpusalbicans (colloid) (mucous) (simple) (retention)
  • Cystovary, ovarianretention (colloid) (mucous) (simple) (retention)
  • Cystovary, ovarianspecified NEC (colloid) (mucous) (simple) (retention)
  • Cystovary, ovariancorpusalbicans (colloid) (mucous) (simple) (retention)

Excludes1 — never code together — inherited from N83.2

The conditions below can never be reported together with N83.299 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

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

Excludes2 — not included here — inherited from Chapter 14

The conditions below are not part of N83.299, but a patient may have both at the same time. When documentation supports it, N83.299 and the excluded code may both be reported.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Excludes2 — not included here — inherited from N83

The conditions below are not part of N83.299, but a patient may have both at the same time. When documentation supports it, N83.299 and the excluded code may both be reported.

How long has N83.299 existed?

N83.299 first appears in FY2018 (FY2017 is not available, so it may have appeared then).

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the N83.29 family? (2)