N19 vs O08.4
N19 (Unspecified kidney failure) compared with O08.4 (Renal failure following ectopic and molar 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 O08.4: “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 | O08.4Renal failure following ectopic and molar pregnancy | |
|---|---|---|
| Billing status | Billable | Billable |
| 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). | Renal failure following ectopic and molar pregnancy is a billable ICD-10-CM diagnosis code (O08.4). |
| Includes | Uremia NOS | Kidney failure (acute) following ectopic and molar pregnancy Oliguria following ectopic and molar pregnancy Renal shutdown following ectopic and molar pregnancy Renal tubular necrosis following ectopic and molar pregnancy |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources