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Home/Diagnosis/ICD-10 Coding for Elevated Blood Pressure in Pregnancy

ICD-10 Coding for Elevated Blood Pressure in Pregnancy

O13.9
O10.0

Complete ICD-10-CM coding and documentation guide for icd-10 coding for elevated blood pressure in pregnancy includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Gestational Hypertension
Pregnancy-Induced Hypertension
Transient Hypertension of Pregnancy
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Key Information: ICD-10 Coding for Elevated Blood Pressure in Pregnancy

Essential facts and insights about ICD-10 Coding for Elevated Blood Pressure in Pregnancy

Use ICD-10 code O13.9 for gestational hypertension without significant proteinuria, unspecified trimester, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Gestational hypertension without significant proteinuria, unspecified trimester

Billable Code
O13.9
Billable

Diagnostic Criteria

clinical:
  • • BP readings ≥140/90 mmHg on two occasions at least 4 hours apart after 20 weeks.
documentation:
  • • Document absence of proteinuria and specify gestational age.

Applicable To

  • • Gestational hypertension
  • • Pregnancy-induced hypertension

Important Notes

  • • Ensure accurate documentation of BP readings and absence of proteinuria.

Pre-existing essential hypertension complicating pregnancy, childbirth and the puerperium

Non-Billable
O10.0
Non-Billable

Diagnostic Criteria

clinical:
  • • Hypertension diagnosed before pregnancy or before 20 weeks of gestation

Applicable To

  • • Chronic hypertension
  • • Essential hypertension

Important Notes

  • • Ensure documentation of hypertension history and any related complications.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z3A.20

20 weeks gestation of pregnancy

Use to specify the exact weeks of gestation.

I10

Essential (primary) hypertension

Use to specify the type of hypertension.

Frequently Asked Questions

What is the ICD-10 code for elevated blood pressure in pregnancy?

The ICD-10 code for gestational hypertension without significant proteinuria is O13.9. It is used when hypertension occurs after 20 weeks of gestation without proteinuria.

How do you code pre-existing hypertension in pregnancy?

Use ICD-10 code O10.0 for pre-existing essential hypertension complicating pregnancy. Document the hypertension history and any complications.

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