ICD-10-CM › O00-O9A › O00-O08 › O00.2 Ovarian pregnancy › O00.21

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

Billable FY2017 only, and a category header from FY2018.

Submit one of these 3 more specific codes instead:

• O00.211 Right ovarian pregnancy with intrauterine pregnancy
• O00.212 Left ovarian pregnancy with intrauterine pregnancy
• O00.219 Unspecified ovarian pregnancy with intrauterine pregnancy

What has happened to this code

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from O00 Ectopic pregnancy

Use additional code

• code from category O08 to identify any associated complication

Includes

• ruptured ectopic pregnancy

Inherited from the O00-O08 section Pregnancy with abortive outcome (O00-O08)

Excludes1 - never coded here

• continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

• Pregnancy > high-risk
• Supervision > pregnancy
• Pregnancy > extrauterine
• Ectopic, ectopia > pregnancy
• Pregnancy > normal > high-risk
• Supervision > high-risk pregnancy
• Pregnancy > examination > high-risk
• Encounter > pregnancy > supervision of
• Pregnancy > prenatal care only > high-risk
• Pregnancy > complicated by > ectopic pregnancy
• Pregnancy > complicated by > previous history of
• Pregnancy > ovarian > with intrauterine pregnancy
• Pregnancy > ectopic > ovarian > with intrauterine pregnancy

Codes in the same group

Code	Description	Status
O00.20	Ovarian pregnancy without intrauterine pregnancy	Not billable