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  6. 2026 ICD-10-CM Code N99

2026 ICD-10-CM Diagnosis Code N99

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

ICD-10-CM Code:
N99
ICD-10 Code for:
Intraop and postproc comp and disorders of GU sys, NEC
Is Billable?
Not Valid for Submission
Code Navigator:

N99 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity from the list below for a diagnosis of intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified. The code is not specific and is NOT valid for the year 2026 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding Applicable to Intraop and postproc comp and disorders of GU sys, NEC

Non-specific codes like N99 require more digits to indicate the appropriate level of specificity. Consider using any of the following billable codes with a higher level of specificity when coding for intraop and postproc comp and disorders of gu sys, nec:

  • Use N99.0 for Postprocedural (acute) (chronic) kidney failure

  • N99.1 for Postprocedural urethral stricture

  • N99.11 for Postprocedural urethral stricture, male

  • Use N99.12 for Postprocedural urethral stricture, female

  • Use N99.2 for Postprocedural adhesions of vagina

  • Use N99.3 for Prolapse of vaginal vault after hysterectomy

  • Use N99.4 for Postprocedural pelvic peritoneal adhesions

  • N99.5 for Complications of stoma of urinary tract

  • N99.51 for Complication of cystostomy

  • N99.52 for Complication of incontinent external stoma of urinary tract

  • N99.53 for Complication of continent stoma of urinary tract

  • N99.6 for Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a procedure

  • Use N99.61 for Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a genitourinary system procedure

  • Use N99.62 for Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating other procedure

  • N99.7 for Accidental puncture and laceration of a genitourinary system organ or structure during a procedure

  • Use N99.71 for Accidental puncture and laceration of a genitourinary system organ or structure during a genitourinary system procedure

  • Use N99.72 for Accidental puncture and laceration of a genitourinary system organ or structure during other procedure

  • N99.8 for Other intraoperative and postprocedural complications and disorders of genitourinary system

  • Use N99.81 for Other intraoperative complications of genitourinary system

  • N99.82 for Postprocedural hemorrhage of a genitourinary system organ or structure following a procedure

  • Use N99.83 for Residual ovary syndrome

  • N99.84 for Postprocedural hematoma and seroma of a genitourinary system organ or structure following a procedure

  • Use N99.85 for Post endometrial ablation syndrome

  • Use N99.89 for Other postprocedural complications and disorders of genitourinary system

Code Classification

  • Diseases of the genitourinary system
    N00–N99
    • Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified
      N99
      • Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified
        N99

Tabular List of Diseases and Injuries

The following annotation back-references are applicable to this diagnosis code. The Tabular List of Diseases and Injuries is a list of ICD-10-CM codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more.


Type 2 Excludes

Type 2 Excludes
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.
  • irradiation cystitis N30.4
  • postoophorectomy osteoporosis with current pathological fracture M80.8
  • postoophorectomy osteoporosis without current pathological fracture M81.8

Code History

  • FY 2026 - No Change, effective from 10/1/2025 through 9/30/2026
  • FY 2025 - No Change, effective from 10/1/2024 through 9/30/2025
  • FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
  • FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
  • FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. This was the first year ICD-10-CM was implemented into the HIPAA code set.