O00 vs T86.842
O00 (Ectopic pregnancy) compared with T86.842 (Corneal transplant infection), 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. T86.842 carries an Excludes2 note covering O00: “complications of surgical procedures during pregnancy, childbirth and the puerperium (O00-O9A)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| O00Ectopic pregnancy | T86.842Corneal transplant infection | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Ectopic pregnancy is a non-billable ICD-10-CM category code (O00). | Corneal transplant infection is a non-billable ICD-10-CM category code (T86.842). |
| Includes | ruptured ectopic pregnancy | — |
| Use additional code | code from category O08 to identify any associated complication | code to specify infection code to identify other transplant complications, such as: graft-versus-host disease (D89.81-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources