N19 vs O00
N19 (Unspecified kidney failure) compared with O00 (Ectopic pregnancy), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. N19 carries an Excludes2 note covering O00: “renal failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.4)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| N19Unspecified kidney failure | O00Ectopic pregnancy | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | N00-N99 — Diseases of the Genitourinary System (N00-N99) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Unspecified kidney failure is a billable ICD-10-CM diagnosis code (N19). | Ectopic pregnancy is a non-billable ICD-10-CM category code (O00). |
| Includes | Uremia NOS | ruptured ectopic pregnancy |
| Use additional code | — | code from category O08 to identify any associated complication |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources