- N28.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM N28.9 became effective on October 1, 2022.
- This is the American ICD-10-CM version of N28.9 – other international versions of ICD-10 N28.9 may differ.
ICD-10-CM N28.9 is grouped within Diagnostic Related Group(s):
- 698 Other kidney and urinary tract diagnoses with mcc
- 699 Other kidney and urinary tract diagnoses with cc
- 700 Other kidney and urinary tract diagnoses without cc/mcc
Applicable To
- Nephropathy NOS
- Renal disease (acute) NOS
- Renal insufficiency (acute)
Type 1 Excludes
- chronic renal insufficiency (N18.9)
- unspecified nephritic syndrome (N05.-)
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to N28.9:
- kidney > Block, blocked
- renal > Cachexia R64
- renal > Complication (s) (from) (of)
- nephropathy > salt or sodium E87.1
- kidney (functional) (pelvis) > Disease, diseased
- renal (functional) (pelvis) > Disease, diseased
- acute > renal (functional) (pelvis) N28.9
- ureter > Disease, diseased
- kidney > Disorder (of)
- ureter (in) > Disorder (of)
- kidney > Impaired, impairment (function)
- renal (acute) (chronic) > Impaired, impairment (function)
- kidney > Insufficiency, insufficient
- acute > kidney N28.9
- renal (acute) > Insufficiency, insufficient
- function > Low
- kidney > function N28.9
- kidney > Nonfunctioning
- renal > Suppression