ICDcodes.org
FY2027

N99.842 — Postprocedural seroma of a genitourinary system organ or structure following a genitourinary system procedure

BillableCC

Is N99.842 billable?

Yes — N99.842 is billable for FY2027. N99.842 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. N99.842 may be submitted for encounters from October 1, 2026 through September 30, 2027.

N99.842 at a glance

CodeN99.842
DescriptionPostprocedural seroma of a genitourinary system organ or structure following a genitourinary system procedure
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Which MS-DRGs does N99.842 group to?

N99.842 sits in MDC 21 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 919Complications of Treatment with MCCmedical
  • 920Complications of Treatment with CCmedical
  • 921Complications of Treatment without CC/MCCmedical

As a secondary diagnosis, N99.842 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.

How is N99.842 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to N99.842. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Complication › postprocedural › seroma › genitourinary organ or structure › following procedure on genitourinary organ or structure (s) (from) (of)

Excludes2 — not included here — inherited from Chapter 14

The conditions below are not part of N99.842, but a patient may have both at the same time. When documentation supports it, N99.842 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 N99

The conditions below are not part of N99.842, but a patient may have both at the same time. When documentation supports it, N99.842 and the excluded code may both be reported.

  • irradiation cystitis (N30.4-)
  • postoophorectomy osteoporosis with current pathological fracture (M80.8-)
  • postoophorectomy osteoporosis without current pathological fracture (M81.8)

How long has N99.842 existed?

N99.842 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 N99.84 family? (3)