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Home/Diagnosis/ICD-10 Coding for Pregnancy Hypertension

ICD-10 Coding for Pregnancy Hypertension

O13.1
O13.2
O13.3

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

Also Known as:
Gestational Hypertension
Pregnancy-Induced Hypertension
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Key Information: ICD-10 Coding for Pregnancy Hypertension

Essential facts and insights about ICD-10 Coding for Pregnancy Hypertension

Use ICD-10 code O13.1 for gestational hypertension, first trimester, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Gestational hypertension, first trimester

Billable Code
O13.1
Billable

Diagnostic Criteria

clinical:
  • • Blood pressure ≥140/90 mmHg after 20 weeks of gestation
  • • No significant proteinuria (PCR <30 mg/mmol)
documentation:
  • • Document gestational age and blood pressure measurements

Applicable To

  • • Hypertension in pregnancy without proteinuria, first trimester

Important Notes

  • • Ensure accurate documentation of gestational age and absence of proteinuria.

Gestational hypertension, second trimester

Billable Code
O13.2
Billable

Diagnostic Criteria

clinical:
  • • Blood pressure ≥140/90 mmHg after 20 weeks of gestation
  • • No significant proteinuria (PCR <30 mg/mmol)
documentation:
  • • Document gestational age and blood pressure measurements

Applicable To

  • • Hypertension in pregnancy without proteinuria, second trimester

Important Notes

  • • Ensure accurate documentation of gestational age and absence of proteinuria.

Gestational hypertension, third trimester

Billable Code
O13.3
Billable

Diagnostic Criteria

clinical:
  • • Blood pressure ≥140/90 mmHg after 20 weeks of gestation
  • • No significant proteinuria (PCR <30 mg/mmol)
documentation:
  • • Document gestational age and blood pressure measurements

Applicable To

  • • Hypertension in pregnancy without proteinuria, third trimester

Important Notes

  • • Ensure accurate documentation of gestational age and absence of proteinuria.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z3A.XX

Weeks of gestation

Used to specify the exact week of gestation.

Frequently Asked Questions

What is the ICD-10 code for gestational hypertension?

The ICD-10 code for gestational hypertension without significant proteinuria is O13.1-O13.5, depending on the trimester.

How is gestational hypertension documented?

Document gestational hypertension by noting the gestational age, blood pressure readings, and absence of significant proteinuria.

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