All ICD10 Codes
O80Billable, valid for claims from October 1, 2026

Encounter for full-term uncomplicated delivery

In Encounter for delivery (O80-O82), chapter 15: Pregnancy, Childbirth and the Puerperium

  • O80 is billable and valid on claims for FY 2027. If the record has more detail, check the other codes under O80-O82 below.
  • As a secondary diagnosis it is not a CC or MCC, so it doesn't raise the MS-DRG payment.
  • Doesn't count toward a Medicare Advantage risk score (no HCC in V28).
  • AHRQ's Chronic Condition Indicator classes it as not chronic (an acute or short-term condition).
  • Expected only on maternity records. (Maternity list)
  • Exempt from present-on-admission (POA) reporting. (POA Exempt list)

Also indexed as: Admission, delivery, full-term, uncomplicated; Delivery, completely normal case; Delivery, normal; Delivery, spontaneous; Delivery, term pregnancy NOS; Delivery, uncomplicated; Encounter, delivery, full-term, uncomplicated

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Instructional notes

Includes: conditions that are coded here

  • 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.

Use additional code: add a second code for this, listed after this one

  • code to indicate outcome of delivery (Z37.0)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

  • Section I.C.15.n Normal Delivery, Code O80 (page 68), covers O80

    Assign O80 as principal diagnosis only for a full-term delivery of one healthy infant with no current complications, though a resolved antepartum complication is allowed. Z37.0 is the only outcome code used with O80.

Other Chapter 15 topics:

Read Section I.C.15 (page 63), 10 more topics

Other codes under O80-O82

Encounter for delivery (O80-O82)

O80 MS-DRGs

This code does not group to an MS-DRG as a principal diagnosis.

Related conditions

Grouped by AHRQ's Clinical Classifications Software Refined (CCSR), which sorts every diagnosis code into clinically meaningful categories.

O80 is in Uncomplicated pregnancy, delivery or puerperium (PRG029, its default category), with 43 codes. Others in it:

  • O42.02 Full-term premature rupture of membranes, onset of labor within 24 hours of rupture
  • O42.12 Full-term premature rupture of membranes, onset of labor more than 24 hours following rupture
  • O42.92 Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
  • O60.20X0 Term delivery with preterm labor, unspecified trimester, not applicable or unspecified
  • O60.20X1 Term delivery with preterm labor, unspecified trimester, fetus 1
  • O60.20X2 Term delivery with preterm labor, unspecified trimester, fetus 2
  • O60.20X3 Term delivery with preterm labor, unspecified trimester, fetus 3
  • O60.20X4 Term delivery with preterm labor, unspecified trimester, fetus 4

Other codes that refer to O80

Notes on these codes point to O80.

  • Z3A Code First: obstetric condition or encounter for delivery (O09-O60, O80-O82, O94-O9A)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Childbirth

Childbirth is the process of giving birth to a baby. It includes labor and delivery of the fetus and the placenta. The placenta is the organ that supplies food and oxygen through the umbilical cord to your fetus during pregnancy.

Read more about childbirth on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.

ICD-9-CM equivalent

Legacy crosswalk from the CMS General Equivalence Mappings (last updated 2018).

  • 650 Normal delivery
ICD-9 to ICD-10 converter