O99
Non-billableOth maternal diseases classd elsw but compl preg/chldbrth
Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
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 to identify specific condition
Child Codes (9)
O99.0Anemia complicating pregnancy, childbirth and the puerperium
O99.1Other dis blood/immune compl preg/childbrth
O99.2Endo, nutritional and metabolic diseases compl preg/chldbrth
O99.3Mental disord and dis of the nervous sys compl preg/chldbrth
O99.4Diseases of the circulatory system compl preg/chldbrth
O99.5Diseases of the respiratory system compl preg/chldbrth
O99.6Diseases of the digestive system compl preg/chldbrth
O99.7Diseases of the skin, subcu compl preg/chldbrth
O99.8Oth diseases and conditions compl preg/chldbrth
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(3)
UMLS
- Oth maternal diseases classd elsw but compl preg/chldbrthC0495312
- Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperiumC0495312
- conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric careC4290261
Frequently Asked Questions
What is the ICD-10 code for oth maternal diseases classd elsw but compl preg/chldbrth?
The ICD-10-CM code for oth maternal diseases classd elsw but compl preg/chldbrth is O99. The full clinical description is "Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium". O99 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O99 mean?
ICD-10-CM code O99 represents “Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium”. It is classified under Chapter 15: Pregnancy, Childbirth and the Puerperium and is a non-billable header code. Use a more specific child code for billing purposes.
Is O99 a billable code?
No, O99 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under O99.
What chapter is O99 in?
O99 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O99?
O99 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
What are the subcategories under O99?
O99 has 9 child codes, including: O99.0 (Anemia complicating pregnancy, childbirth and the puerperium), O99.1 (Other dis blood/immune compl preg/childbrth), O99.2 (Endo, nutritional and metabolic diseases compl preg/chldbrth), O99.3 (Mental disord and dis of the nervous sys compl preg/chldbrth), and 5 more.
Are additional codes required with O99?
Yes, when using O99, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.; specific condition.
What are the UMLS CUIs for O99?
O99 is linked to 2 UMLS Concept Unique Identifiers: C0495312, C4290261. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O99 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like oth maternal diseases classd elsw but compl preg/chldbrth affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of O99?
O99 maps to the ICD-11 code: JB64.Y (Other specified maternal diseases classifiable elsewhere but complicating pregnancy, childbirth or the puerperium).
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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.