O15: Eclampsia
Codes under O15 (Eclampsia). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| O15.0 | Eclampsia complicating pregnancy | — |
| O15.0 | Eclampsia complicating pregnancy | — |
| O15.00 | Eclampsia complicating pregnancy, unspecified trimester | ✓ |
| O15.00 | Eclampsia complicating pregnancy, unspecified trimester | ✓ |
| O15.1 | Eclampsia complicating labor | ✓ |
| O15.1 | Eclampsia complicating labor | ✓ |
| O15.02 | Eclampsia complicating pregnancy, second trimester | ✓ |
| O15.02 | Eclampsia complicating pregnancy, second trimester | ✓ |
| O15.2 | Eclampsia complicating the puerperium | ✓ |
| O15.2 | Eclampsia complicating the puerperium | ✓ |
| O15.03 | Eclampsia complicating pregnancy, third trimester | ✓ |
| O15.03 | Eclampsia complicating pregnancy, third trimester | ✓ |
| O15.9 | Eclampsia, unspecified as to time period | ✓ |
| O15.9 | Eclampsia, unspecified as to time period | ✓ |
Frequently asked questions
What is ICD-10-CM code O15?
O15 is an ICD-10-CM category covering Eclampsia. It contains 14 more specific diagnosis codes, 12 of which are billable.
Is O15 a billable code?
No — O15 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example O15.0 — Eclampsia complicating pregnancy). 12 of the 14 codes under O15 are billable.
What codes fall under O15?
O15 includes O15.0, O15.0, O15.00, O15.00, O15.1, plus 9 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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