O00.0

Non-billable

Abdominal pregnancy

Abdominal pregnancy

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

O00-O08

Parent Code

O00

Child Codes

2

Coding Notes

Includes

Conditions included under this code

  • ruptured ectopic pregnancy

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • supervision of normal pregnancy (Z34.-)
  • continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-)
  • maternal care for viable fetus in abdominal pregnancy (O36.7-)

Excludes 2

Conditions not included here, but the patient may have both

  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

Use Additional Code

Additional codes that should follow this code

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
  • code from category O08 to identify any associated complication

Child Codes (2)

Also Known As / Clinical Terms

Frequently Asked Questions

What is ICD-10 code O00.0?

ICD-10-CM code O00.0 represents "Abdominal pregnancy". It is a non-billable header code — use a more specific child code for billing purposes.

Is O00.0 a billable code?

No, O00.0 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under O00.0.

What chapter is O00.0 in?

O00.0 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).

What codes cannot be used with O00.0?

O00.0 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-); continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-); maternal care for viable fetus in abdominal pregnancy (O36.7-).

What are the subcategories under O00.0?

O00.0 has 2 child codes, including: O00.00 (Abdominal pregnancy without intrauterine pregnancy), O00.01 (Abdominal pregnancy with intrauterine pregnancy).

Are additional codes required with O00.0?

Yes, when using O00.0 you should also code: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.; code from category O08 to identify any associated complication.

What are the UMLS CUIs for O00.0?

O00.0 is linked to 1 UMLS Concept Unique Identifier: C0032984. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.