O73.1 Retained portions of placenta and membranes, without hemorrhage

The ICD-10-CM code for Retained portions of placenta and membranes, without hemorrhage is O73.1 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

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

Section

O60-O77: Complications of labor and delivery (O60-O77)

Category O73

3 codes (2 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O73.1:

• Membrane (s), membranous › retained (with hemorrhage) (complicating delivery) › without hemorrhage
• Retention › decidua (fragments) (following delivery) (with hemorrhage) › without hemorrhage
• Retention › membranes (complicating delivery) (with hemorrhage) › without hemorrhage
• Retention › placenta (total) (with hemorrhage) › portions or fragments (with hemorrhage) › without hemorrhage
• Retention › secundines (following delivery) (with hemorrhage) › partial › without hemorrhage
• Retention › products of conception › following › delivery (with hemorrhage) › without hemorrhage
• Delivery (childbirth) (labor) › complicated › by › retained membranes or portions of placenta › without hemorrhage
• Delivery (childbirth) (labor) › complicated › by › retention of secundines (with hemorrhage) › partial › without hemorrhage

Inclusion Terms

• Retained products of conception following delivery, without hemorrhage

U.S. Hospital Utilization

• An estimated 7,575 U.S. inpatient stays in 2023 included O73.1 among the documented diagnoses.
• 585 stays listed it as the principal diagnosis.

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)