N17.2 – Acute kidney failure with medullary necrosis
ICD-10-CM 2027 diagnosis code · Acute kidney failure and chronic kidney disease
ICD-10-CM code
N17.2
- Code
N17.2(claims format:N172)- Description
- Acute kidney failure with medullary necrosis
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N17-N19 Acute kidney failure and chronic kidney disease
- Parent codes
- N17
Notes for N17.2
Applicable to:
- Medullary [papillary] necrosis NOS
- Acute medullary [papillary] necrosis
- Renal medullary [papillary] necrosis
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
N17 – Acute kidney failure
Excludes1 (not coded here):
- posttraumatic renal failure (T79.5)
Code also:
- associated underlying condition
Block N17-N19
Excludes2 (not included here):
- 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 (O90.41)
- 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 (O90.41)
- renal failure postprocedural (N99.0)
Index terms for N17.2
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Nephropathy, phenacetin
- Necrosis, necrotic, medullary
- Necrosis, necrotic, papillary
- Papillitis, renal, necrotizing
- Papillitis, necrotizing, kidney
- Necrosis, necrotic, kidney, medullary
- Necrosis, necrotic, kidney, papillary
- Nephropathy, analgesic, with medullary necrosis, acute
- Failure, failed, renal, acute, with, medullary necrosis
Related codes in N17
Frequently asked questions
What is ICD-10 code N17.2?
N17.2 is the ICD-10-CM code for acute kidney failure with medullary necrosis, in the block N17-N19 (Acute kidney failure and chronic kidney disease).
Is N17.2 a billable code?
Yes. N17.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does N17.2 belong to?
It belongs to category N17 – Acute kidney failure.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.