-
ICD-10-CM Codes
›
-
O00-O9A
Pregnancy, childbirth and the puerperium
›
-
O10-O16
Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
›
-
O10-
Pre-existing hypertension complicating pregnancy, childbirth and the puerperium
›
-
2021 ICD-10-CM Diagnosis Code O10.91
2021 ICD-10-CM Diagnosis Code O10.91
Unspecified pre-existing hypertension complicating pregnancy
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- O10.91 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2021 edition of ICD-10-CM O10.91 became effective on October 1, 2020.
- This is the American ICD-10-CM version of O10.91 - other international versions of ICD-10 O10.91 may differ.
The following code(s) above
O10.91 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
O10.91:
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
ICD-10-CM Diagnosis Code I10
Essential (primary) hypertension
2016 2017 2018 2019 2020 2021 Billable/Specific Code Questionable As Admission Dx
Includes- high blood pressure
- hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic)
Type 1 Excludes- hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
Type 2 Excludes- essential (primary) hypertension involving vessels of brain (I60-I69)
- essential (primary) hypertension involving vessels of eye (H35.0-)
ICD-10-CM Codes Adjacent To O10.91
O10.33 Pre-existing hypertensive heart and chronic kidney disease complicating the puerperium
O10.4 Pre-existing secondary hypertension complicating pregnancy, childbirth and the puerperium
O10.41 Pre-existing secondary hypertension complicating pregnancy
O10.42 Pre-existing secondary hypertension complicating childbirth
O10.43 Pre-existing secondary hypertension complicating the puerperium
O10.9 Unspecified pre-existing hypertension complicating pregnancy, childbirth and the puerperium
O10.91
Unspecified pre-existing hypertension complicating pregnancy
O10.92 Unspecified pre-existing hypertension complicating childbirth
O10.93 Unspecified pre-existing hypertension complicating the puerperium
O11 Pre-existing hypertension with pre-eclampsia
O11.1 Pre-existing hypertension with pre-eclampsia, first trimester
O11.2 Pre-existing hypertension with pre-eclampsia, second trimester
O11.3 Pre-existing hypertension with pre-eclampsia, third trimester
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
