O99.43

Billable

Diseases of the circulatory system complicating the puerperium

O99.43 is the ICD-10-CM code for Diseases of the circulatory system complicating the puerperium. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
O00-O9A
Parent
O99.4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

What this means — in plain language

MedlinePlus · NIH

What is heart disease? Heart disease is a general term that includes many types of heart problems. It's a type of cardiovascular disease, which means heart and blood vessel disease. Heart disease is the leading cause of death in the United States, but there are ways to prevent and manage many types of heart disease. What are the types of heart disease? There are many different types of heart disease. Some you may be…

Read more about Heart Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code O99.43?
O99.43 is the ICD-10-CM code for "Diseases of the circulatory system complicating the puerperium". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O99.43 a billable code?
Yes — O99.43 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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