O10
Non-billablePre-existing hypertension compl preg/chldbrth
Pre-existing hypertension 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
- pre-existing hypertension with pre-existing proteinuria complicating pregnancy, childbirth and the puerperium
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.
Child Codes (6)
O10.0Pre-existing essential hypertension compl preg/chldbrth
O10.1Pre-existing hypertensive heart disease compl preg/chldbrth
O10.2Pre-existing hyp chronic kidney disease compl preg/chldbrth
O10.3Pre-exist hyp heart and chr kidney dis compl preg/chldbrth
O10.4Pre-existing secondary hypertension compl preg/chldbrth
O10.9Unsp pre-existing hypertension 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(5)
UMLS
- Pre-existing hypertension compl preg/chldbrthC0348859
- Pre-existing hypertension complicating pregnancy, childbirth and puerperiumC0348859
- Pre-existing hypertension complicating pregnancy, childbirth and puerperium (disorder)C0348859
- Pre-existing hypertension complicating pregnancy, childbirth and the puerperiumC0348859
- pre-existing hypertension with pre-existing proteinuria complicating pregnancy, childbirth and the puerperiumC4290243
Frequently Asked Questions
What is the ICD-10 code for pre-existing hypertension compl preg/chldbrth?
The ICD-10-CM code for pre-existing hypertension compl preg/chldbrth is O10. The full clinical description is "Pre-existing hypertension complicating pregnancy, childbirth and the puerperium". O10 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O10 mean?
ICD-10-CM code O10 represents “Pre-existing hypertension 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 O10 a billable code?
No, O10 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under O10.
What chapter is O10 in?
O10 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O10?
O10 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
What are the subcategories under O10?
O10 has 6 child codes, including: O10.0 (Pre-existing essential hypertension compl preg/chldbrth), O10.1 (Pre-existing hypertensive heart disease compl preg/chldbrth), O10.2 (Pre-existing hyp chronic kidney disease compl preg/chldbrth), O10.3 (Pre-exist hyp heart and chr kidney dis compl preg/chldbrth), and 2 more.
Are additional codes required with O10?
Yes, when using O10, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known..
What are the UMLS CUIs for O10?
O10 is linked to 2 UMLS Concept Unique Identifiers: C0348859, C4290243. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O10 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pre-existing hypertension 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 O10?
O10 maps to the ICD-11 code: JA20.Z (Pre-existing hypertension complicating pregnancy, childbirth or the puerperium, unspecified).
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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.