2019 ICD-10-CM Diagnosis Code N17.1

Acute kidney failure with acute cortical necrosis

    2016 2017 2018 2019 Billable/Specific Code
  • N17.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM N17.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of N17.1 - other international versions of ICD-10 N17.1 may differ.
Applicable To
  • Acute cortical necrosis
  • Cortical necrosis NOS
  • Renal cortical necrosis
The following code(s) above N17.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to N17.1:
  • N00-N99
    2019 ICD-10-CM Range N00-N99

    Diseases of the genitourinary system

    Type 2 Excludes
    • 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)
    Diseases of the genitourinary system
  • N17-N19
    2019 ICD-10-CM Range N17-N19

    Acute kidney failure and chronic kidney disease

    Type 2 Excludes
    • congenital renal failure (P96.0)
    • drug- and heavy-metal-induced tubulo-interstitial and tubular conditions (N14.-)
    • extrarenal uremia (R39.2)
    • hemolytic-uremic syndrome (D59.3)
    • hepatorenal syndrome (K76.7)
    • postpartum hepatorenal syndrome (O90.4)
    • posttraumatic renal failure (T79.5)
    • prerenal uremia (R39.2)
    • renal failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.4)
    • renal failure following labor and delivery (O90.4)
    • renal failure postprocedural (N99.0)
    Acute kidney failure and chronic kidney disease
  • N17
    ICD-10-CM Diagnosis Code N17

    Acute kidney failure

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code Also
    • associated underlying condition
    Type 1 Excludes
    • posttraumatic renal failure (T79.5)
    Acute kidney failure
Approximate Synonyms
  • Acute renal failure due to acute cortical necrosis
  • Nephritis or nephropathy with renal cortical necrosis
  • Renal cortical necrosis
  • Renal failure, acute renal cortical
Clinical Information
  • Death of cells in the kidney cortex, a common final result of various renal injuries including hypoxia; ischemia; and drug toxicity.
ICD-10-CM N17.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 673 Other kidney and urinary tract procedures with mcc
  • 674 Other kidney and urinary tract procedures with cc
  • 675 Other kidney and urinary tract procedures without cc/mcc
  • 682 Renal failure with mcc
  • 683 Renal failure with cc
  • 684 Renal failure without cc/mcc
  • 793 Full term neonate with major problems

Convert N17.1 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to N17.1:
  • Failure, failed
    • renal N19
      ICD-10-CM Diagnosis Code N19

      Unspecified kidney failure

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Uremia NOS
      Type 1 Excludes
      • acute kidney failure (N17.-)
      • chronic kidney disease (N18.-)
      • chronic uremia (N18.9)
      • extrarenal uremia (R39.2)
      • prerenal uremia (R39.2)
      • renal insufficiency (acute) (N28.9)
      • uremia of newborn (P96.0)
      • acute N17.9
        ICD-10-CM Diagnosis Code N17.9

        Acute kidney failure, unspecified

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Acute kidney injury (nontraumatic)
        Type 2 Excludes
        • traumatic kidney injury (S37.0-)
        • with
          • cortical necrosis N17.1
  • Necrosis, necrotic (ischemic) - see also Gangrene
    • kidney (bilateral) N28.0
      ICD-10-CM Diagnosis Code N28.0

      Ischemia and infarction of kidney

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Renal artery embolism
      • Renal artery obstruction
      • Renal artery occlusion
      • Renal artery thrombosis
      • Renal infarct
      Type 1 Excludes
      • atherosclerosis of renal artery (extrarenal part) (I70.1)
      • congenital stenosis of renal artery (Q27.1)
      • Goldblatt's kidney (I70.1)
    • cortical N17.1 (acute) (renal)

ICD-10-CM Codes Adjacent To N17.1
N14.3 Nephropathy induced by heavy metals
N14.4 Toxic nephropathy, not elsewhere classified
N15 Other renal tubulo-interstitial diseases
N15.0 Balkan nephropathy
N15.1 Renal and perinephric abscess
N15.8 Other specified renal tubulo-interstitial diseases
N15.9 Renal tubulo-interstitial disease, unspecified
N16 Renal tubulo-interstitial disorders in diseases classified elsewhere
N17 Acute kidney failure
N17.0 Acute kidney failure with tubular necrosis
N17.1 Acute kidney failure with acute cortical necrosis
N17.2 Acute kidney failure with medullary necrosis
N17.8 Other acute kidney failure
N17.9 Acute kidney failure, unspecified
N18 Chronic kidney disease (CKD)
N18.1 Chronic kidney disease, stage 1
N18.2 Chronic kidney disease, stage 2 (mild)
N18.3 Chronic kidney disease, stage 3 (moderate)
N18.4 Chronic kidney disease, stage 4 (severe)
N18.5 Chronic kidney disease, stage 5
N18.6 End stage renal disease

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.