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Home/Diagnosis/ICD-10 Coding for Hypertension Complicating Pregnancy

ICD-10 Coding for Hypertension Complicating Pregnancy

O10.01
O13.1

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

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

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

Use ICD-10 code O10.01 for pre-existing essential hypertension complicating pregnancy, first trimester, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Pre-existing essential hypertension complicating pregnancy, first trimester

Non-Billable
O10.01
Non-Billable

Diagnostic Criteria

clinical:
  • • Hypertension documented prior to pregnancy
documentation:
  • • Blood pressure readings and trimester specified

Applicable To

  • • Chronic hypertension diagnosed before pregnancy

Important Notes

  • • Ensure accurate documentation of hypertension history and gestational age.

Gestational hypertension without significant proteinuria, first trimester

Billable Code
O13.1
Billable

Diagnostic Criteria

clinical:
  • • Blood pressure readings ≥140/90 mmHg after 20 weeks of gestation
  • • No significant proteinuria

Applicable To

  • • Pregnancy-induced hypertension without proteinuria

Important Notes

  • • Ensure documentation specifies no significant proteinuria.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z3A.01

Weeks of gestation of pregnancy

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 when it occurs in the first trimester.

How do you code chronic hypertension in pregnancy?

Chronic hypertension complicating pregnancy is coded with O10.01 for the first trimester, along with a code for weeks of gestation.

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