All ICD10 Codes

N99

Non-Billable
ChapterN00–N99
Rankcategory
Official Description

Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified

Use a more specific code (4 billable, 5 non-billable)
N99.0Postprocedural (acute) (chronic) kidney failureN99.1Postprocedural urethral stricturehas subcodesN99.2Postprocedural adhesions of vaginaN99.3Prolapse of vaginal vault after hysterectomyN99.4Postprocedural pelvic peritoneal adhesionsN99.5Complications of stoma of urinary tracthas subcodesN99.6Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a procedurehas subcodesN99.7Accidental puncture and laceration of a genitourinary system organ or structure during a procedurehas subcodesN99.8Other intraoperative and postprocedural complications and disorders of genitourinary systemhas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 14: Diseases of the Genitourinary System (N00-N99).

CH14 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)
  • irradiation cystitis (N30.4-)
  • postoophorectomy osteoporosis with current pathological fracture (M80.8-)
  • postoophorectomy osteoporosis without current pathological fracture (M81.8)

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N99Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classifiedNot billable
N99.0Postprocedural (acute) (chronic) kidney failureBillable
N99.1Postprocedural urethral strictureSubcodes
N99.2Postprocedural adhesions of vaginaBillable
N99.3Prolapse of vaginal vault after hysterectomyBillable
N99.4Postprocedural pelvic peritoneal adhesionsBillable
N99.5Complications of stoma of urinary tractSubcodes
N99.6Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a procedureSubcodes
N99.7Accidental puncture and laceration of a genitourinary system organ or structure during a procedureSubcodes
N99.8Other intraoperative and postprocedural complications and disorders of genitourinary systemSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N99:

chapterCH14
Diseases of the genitourinary system (N00-N99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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