A34 vs O86.00
A34 (Obstetrical tetanus) compared with O86.00 (Infection of obstetric surgical wound, unspecified), 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. O86.00 carries an Excludes2 note covering A34: “obstetrical tetanus (A34)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| A34Obstetrical tetanus | O86.00Infection of obstetric surgical wound, unspecified | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Obstetrical tetanus is a billable ICD-10-CM diagnosis code (A34). | Infection of obstetric surgical wound, unspecified is a billable ICD-10-CM diagnosis code (O86.00). |
| Use additional code | — | code (B95-B97), to identify infectious agent |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources