O80 Encounter for full-term uncomplicated delivery

The ICD-10-CM code for Encounter for full-term uncomplicated delivery is O80 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

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

Section

O80-O82: Encounter for delivery (O80-O82)

Category O80

1 code (1 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O80:

• Admission (for) › delivery, full-term, uncomplicated
• Delivery (childbirth) (labor) › spontaneous
• Delivery (childbirth) (labor) › normal
• Delivery (childbirth) (labor) › completely normal case
• Encounter (with health service) (for) › delivery, full-term, uncomplicated
• Delivery (childbirth) (labor) › uncomplicated
• Delivery (childbirth) (labor) › term pregnancy NOS

Inclusion Terms

• Delivery requiring minimal or no assistance, with or without episiotomy, without fetal manipulation [e.g., rotation version] or instrumentation [forceps] of a spontaneous, cephalic, vaginal, full-term, single, live-born infant. This code is for use as a single diagnosis code and is not to be used with any other code from chapter 15.

U.S. Hospital Utilization

• An estimated 72,805 U.S. inpatient stays in 2023 included O80 among the documented diagnoses.
• 68,410 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.

Official Coding Guidelines

Supervision of high-risk pregnancy (O09) use and sequencing

2) Supervision of High-Risk Pregnancy Codes from category O09, Supervision of high-risk pregnancy, are intended for use only during the prenatal period. For complications during the labor or delivery episode as a result of a high-risk pregnancy, assign the applicable complication codes from Chapter 15. If there are no complications during the labor or delivery episode, assign code O80, Encounter for full-term uncomplicated delivery. For routine prenatal outpatient visits for patients with high-risk pregnancies, a code from category O09, Supervision of high-risk pregnancy, should be used as the first-listed diagnosis. Secondary chapter 15 codes may be used in conjunction with these codes if appropriate.

Assign O80 for full-term normal delivery (single healthy infant, no comps)

n. Normal Delivery, Code O80 1) Encounter for full term uncomplicated delivery Code O80 should be assigned when a patient is admitted for a full-term normal delivery and delivers a single, healthy infant without any complications antepartum, during the delivery, or postpartum during the

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

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)