O99.21

Non-billable

Obesity complicating pregnancy, childbirth, and the puerperium

O99.21 is the ICD-10-CM code for Obesity complicating pregnancy, childbirth, and the puerperium. It is a non-billable category code — use a more specific child code such as O99.210 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O99.2
Subcodes
6
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

What this means — in plain language

MedlinePlus · NIH

What are health problems in pregnancy? A health problem in pregnancy is any disease or condition that could affect your health or the health of your fetus . Some health problems may make it more likely that you will have a high-risk pregnancy. A high-risk pregnancy is one in which you, your fetus, or both are at higher risk for health problems than in a typical pregnancy. But just because you have health problems,…

Read more about Health Problems in Pregnancy at MedlinePlus ↗

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

Use additional code

  • code to identify the type of obesity (E66.-)

Frequently asked questions

What is ICD-10 code O99.21?
O99.21 is the ICD-10-CM code for "Obesity complicating pregnancy, childbirth, and the puerperium". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O99.21 a billable code?
No — O99.21 is a non-billable header code. Use a more specific child code (such as O99.210) for billing.
What are the subcodes of O99.21?
O99.21 has 6 more specific child codes, including O99.210, O99.211, O99.212.

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

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.