What is the ICD-10 code for systolic blood pressure?

The ICD-10 code for essential hypertension, which includes elevated systolic blood pressure, is I10. For hypertensive emergencies with systolic BP ≥180 mmHg, use I16.1.

How do you code a hypertensive emergency?

Code I16.1 for hypertensive emergencies when systolic BP is ≥180 mmHg with acute organ damage. Ensure documentation supports the severity and specific organ damage.

ICD-10 Coding for Systolic Blood Pressure(I10, I16.1, G93.89)

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Learn about ICD-10 coding for systolic blood pressure, including essential hypertension (I10) and hypertensive emergencies (I16.1). Ensure accurate documentation and compliance.

Also known as:

SBPHigh Blood PressureHypertension

Related ICD-10 Code Ranges

Complete code families applicable to Systolic Blood Pressure

I00-I99Primary Range

Diseases of the circulatory system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
I10	Essential (primary) hypertension	Use when there are two separate office readings ≥140 systolic or ≥90 diastolic confirming essential hypertension.	Two separate BP readings ≥140/90 mmHg Exclusion of secondary causes
I16.1	Hypertensive emergency	Use when systolic BP is ≥180 mmHg with evidence of acute organ damage.	Systolic BP ≥180 mmHg Presence of acute organ damage (e.g. renal failure pulmonary edema)

Primary ICD-10-CM Codes

Essential (primary) hypertension

I10Billable

Hypertensive emergency

I16.1Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Elevated blood pressure reading, without diagnosis of hypertensionR03.0

Hypertensive urgencyI16.0

Documentation & Coding Risks

Avoid these common issues when documenting Systolic Blood Pressure.

Failing to document BP readings

Impact

Clinical: Inaccurate diagnosis of hypertension., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation

Use BP logs, Verify readings before coding

Using I10 without confirming hypertension

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.

Mitigation

Ensure two separate BP readings are documented before coding I10.

Misclassifying hypertensive emergencies

Impact

Reimbursement: Potential underpayment for critical care services., Compliance: Risk of audit findings., Data Quality: Misleading clinical data.

Mitigation

Document specific organ damage and BP values to support I16.1.

Hypertensive crisis documentation

Impact

Inadequate documentation of organ damage in hypertensive emergencies.

Mitigation

Ensure detailed documentation of organ damage and BP readings.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with I10.

Primary Code

I10

Essential (primary) hypertension

Quick Navigation

ICD-10 codes7

Coding risks4

FAQs2

ICD-10 Coding for Systolic Blood Pressure(I10, I16.1, G93.89)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for systolic blood pressure?

How do you code a hypertensive emergency?

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