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O99.345

Billable

Other mental disorders complicating the puerperium

O99.345 is the ICD-10-CM code for Other mental disorders complicating the puerperium. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
O00-O9A
Parent
O99.34
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

What this means — in plain language

MedlinePlus · NIH

What are mental disorders? Mental disorders (or mental illnesses) are conditions that affect your thinking, feeling, mood, and behavior. They may happen over a short period of time or come and go. Some can be chronic (long-lasting). They can affect your ability to relate to others and function each day.. What are some types of mental disorders? There are many different types of mental disorders. Some common ones…

Read more about Mental Disorders at MedlinePlus ↗
Postpartum Care ↗

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 O99.345?
O99.345 is the ICD-10-CM code for "Other mental disorders complicating the puerperium". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O99.345 a billable code?
Yes — O99.345 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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