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ICD-10 Coding for Gestational Hypertension(O13.1, O10.0, O10.9)

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Learn about ICD-10 coding for gestational hypertension, including documentation requirements and common pitfalls. Ensure accurate coding with our comprehensive guide.

Also known as:
Pregnancy-Induced HypertensionGestational HTNghtn
Related ICD-10 Code Ranges

Complete code families applicable to Gestational Hypertension

O00-O9APrimary Range

Pregnancy, childbirth and the puerperium

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
O13.1Gestational hypertension, first trimester
O13.2Gestational hypertension, second trimester
Primary ICD-10-CM Codes
Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester
O13.1Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Mild to moderate pre-eclampsiaO14.0
Severe pre-eclampsiaO14.1

Documentation & Coding Risks

Avoid these common issues when documenting Gestational Hypertension.

Lack of proteinuria documentation

Impact

Clinical: May lead to incorrect diagnosis of pre-eclampsia., Regulatory: Non-compliance with ICD-10 coding standards., Financial: Potential for incorrect billing and reimbursement.

Mitigation

Always document proteinuria test results., Use quantitative values for urine protein.

Incorrect trimester coding

Impact

Reimbursement: Incorrect DRG assignment may affect payment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation

Verify gestational age using LMP or ultrasound before coding.

Trimester specificity

Impact

Incorrect trimester coding can lead to audit flags.

Mitigation

Ensure accurate documentation of gestational age.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with O13.1.