O99.13: Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating the puerperium
O99.13 is the billable ICD-10-CM diagnosis code for Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating the puerperium. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code O99.13?
O99.13 is the ICD-10-CM diagnosis code for Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating the puerperium. It belongs to category O99 (Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium).
Is O99.13 a billable code?
Yes. O99.13 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does O99.13 belong to?
O99.13 is part of ICD-10-CM category O99 — Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium, which has 192 billable codes.
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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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