ICD-10 Coding for Pregnancy-Induced Hypertension(O13.1, O13.1A, O13.1B)

Comprehensive guide to coding pregnancy-induced hypertension using ICD-10, including gestational hypertension and pre-eclampsia codes.

Also known as:
Gestational HypertensionPIH
Related ICD-10 Code Ranges

Complete code families applicable to Pregnancy-Induced Hypertension

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
O13.1Gestational hypertension without significant proteinuria, first trimester
O14.0Pre-eclampsia

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutPregnancy-Induced Hypertension

Differential Codes

Alternative codes to consider when ruling out similar conditions

Pre-eclampsiaO14.0
Gestational hypertension without significant proteinuriaO13.1

Documentation & Coding Risks

Avoid these common issues when documenting Pregnancy-Induced Hypertension.

Omitting gestational age

Impact

Clinical: Impacts clinical decision-making and monitoring., Regulatory: Non-compliance with coding guidelines., Financial: Potential for incorrect DRG assignment.

Mitigation

Always document gestational age with Z3A.XX codes.

Using O13 when proteinuria is present

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data affecting patient care metrics.

Mitigation

Use O14.X if proteinuria ≥300 mg/24h is documented.

Incorrect Code Selection

Impact

Using O13 instead of O14 when proteinuria is present.

Mitigation

Implement regular training sessions on hypertension coding.

Frequently Asked Questions