O90.49 Other postpartum acute kidney failure

The ICD-10-CM code for Other postpartum acute kidney failure is O90.49 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

15: Pregnancy, childbirth and the puerperium (O00-O9A)

Section

O85-O92: Complications predominantly related to the puerperium (O85-O92)

Category O90

14 codes (11 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O90.49:

• Anuria › puerperal
• Oliguria › puerperal
• Puerperal, puerperium (complicated by, complications) › uremia (due to renal failure)
• Puerperal, puerperium (complicated by, complications) › failure › renal, acute
• Puerperal, puerperium (complicated by, complications) › renal › failure
• Puerperal, puerperium (complicated by, complications) › necrosis, liver (acute) (subacute) (conditions in subcategory K72.0) › with renal failure
• Failure, failed › renal › following › labor and delivery (acute)

Inclusion Terms

• Postpartum acute kidney failure
• Puerperal anuria
• Puerperal oliguria

U.S. Hospital Utilization

• An estimated 1,150 U.S. inpatient stays in 2023 included O90.49 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)