ICD-10-CM › O00-O9A › O10-O16 › O10.0 Pre-existing essential... › O10.01
Pre-existing essential hypertension complicating pregnancy
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 4 more specific codes instead:
- O10.011 Pre-existing essential hypertension complicating pregnancy, first trimester
- O10.012 Pre-existing essential hypertension complicating pregnancy, second trimester
- O10.013 Pre-existing essential hypertension complicating pregnancy, third trimester
- O10.019 Pre-existing essential hypertension complicating pregnancy, unspecified trimester
What has happened to this code
Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2012 Added to the draft code set draft Pre-existing essential hypertension complicating pregnancy,
-
April 2022
Description revised
Pre-existing essential hypertension complicating pregnancy,Pre-existing essential hypertension complicating pregnancy
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from O10 Pre-existing hypertension complicating pregnancy, childbirth and the puerperium
Excludes2 - not included here
- pre-existing hypertension with superimposed pre-eclampsia complicating pregnancy, childbirth and the puerperium (O11.-)
Includes
- pre-existing hypertension with pre-existing proteinuria complicating pregnancy, childbirth and the puerperium
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- htn
- high bp
- Labor
- Raised
- Childbirth
- Parturition
- Accouchement
- Presentation, fetal
- Hypertensive urgency
- Delivery > obstructed
- High > blood pressure
- Toxemia > of pregnancy
- Urgency > hypertensive
- Blood > pressure > high
- High > arterial tension
- Toxemia > pre-eclamptic
- Hyperpiesis, hyperpiesia
- Tension > arterial, high
- Proteinuria > pre-eclamptic
- Birth > complications in mother
- Disease, diseased > hypertensive
- Delivery > complicated > by > tear
- Elevated, elevation > blood pressure
- Puerperal, puerperium > pre-eclampsia
- Delivery > complicated > by > bleeding
- Albuminuria, albuminuric > pre-eclamptic
- Delivery > complicated > by > perforation
- Pregnancy > complicated by > hypertension
- Delivery > complicated > by > metrorrhexis
- Disease, diseased > vascular > hypertensive
- Obstruction, obstructed, obstructive > labor
- Delivery > complicated > by > disruptio uteri
- Pre-eclampsia > with pre-existing hypertension
- Pregnancy > complicated by > presentation, fetal
- Degeneration, degenerative > vascular > hypertensive
- Delivery > complicated > by > hypertension, hypertensive
- Test, tests, testing > blood pressure > abnormal reading
- Hypertension, hypertensive > complicating > pregnancy > with edema
- Delivery > complicated > by > injury > nonobstetric > caused by abuse
- Hypertension, hypertensive > gestational > with significant proteinuria
Showing 40 of 47 index phrases.
Codes in the same group
| Code | Description | Status |
|---|---|---|
| O10.02 | Pre-existing essential hypertension complicating childbirth | Valid |
| O10.03 | Pre-existing essential hypertension complicating the puerperium | Valid |