O75.2 vs O86.4
O75.2 (Pyrexia during labor, not elsewhere classified) compared with O86.4 (Pyrexia of unknown origin following delivery), 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. O75.2 carries an Excludes2 note covering O86.4: “puerperal (postpartum) infection (O86.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. O86.4 carries an Excludes2 note covering O75.2: “pyrexia during labor (O75.2)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| O75.2Pyrexia during labor, not elsewhere classified | O86.4Pyrexia of unknown origin following delivery | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Pyrexia during labor, not elsewhere classified is a billable ICD-10-CM diagnosis code (O75.2). | Pyrexia of unknown origin following delivery is a billable ICD-10-CM diagnosis code (O86.4). |
| Includes | — | Puerperal infection NOS following delivery Puerperal pyrexia NOS following delivery |
| 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