New code ยท FY2027
Billable: use this code on claims.
- New code, effective October 1, 2026 (FY2027). Before that, this condition was coded as O00.81.
Code breakdown
O00.522
- O00CategoryEctopic pregnancy
- 5Character 4Cornual ectopic pregnancy
- 2Character 5Cornual ectopic pregnancy with intrauterine pregnancy
- 2Character 6Left cornual ectopic pregnancy with intrauterine pregnancy
Coding notes
Includes (from O00)
- ruptured ectopic pregnancy
Use additional code (from O00)
- code from category O08 to identify any associated complication
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ICD-10-CM codes and descriptions are from the CMS and NCHS code files. Coverage is from the CMS Medicare Coverage Database billing and coding articles.