What is the ICD-10 code for history of transient ischemic attack?

The ICD-10 code for a history of transient ischemic attack without residual deficits is Z86.73.

When should Z86.73 be used?

Use Z86.73 when documenting a resolved transient ischemic attack with no residual neurological deficits.

ICD-10 Coding for History of Transient Ischemic Attack(Z86.73, G45.9, I48.91)

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Learn about ICD-10 coding for history of transient ischemic attack (TIA), including code Z86.73 for resolved cases without residual deficits.

Also known as:

History of TIAResolved TIAPast TIA

Related ICD-10 Code Ranges

Complete code families applicable to History of Transient Ischemic Attack

Z00-Z99Primary Range

Factors influencing health status and contact with health services

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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
Z86.73	Personal history of transient ischemic attack (TIA) and cerebral infarction without residual deficits	Use when the patient has a history of TIA with no residual deficits.	No neurological deficits observed Normal imaging post-event
I69.3	Sequelae of cerebral infarction	Use when there are documented residual deficits following a cerebral infarction.	Documented residual deficits such as hemiparesis

Primary ICD-10-CM Codes

Personal history of transient ischemic attack (TIA), and cerebral infarction without residual deficits

Z86.73Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Sequelae of cerebral infarctionI69.3

Use when there are residual deficits post-cerebral infarction.

Transient ischemic attack, unspecifiedG45.9

Use for acute TIA episodes.

Personal history of TIA without residual deficitsZ86.73

Use when no residual deficits are present.

Documentation & Coding Risks

Avoid these common issues when documenting History of Transient Ischemic Attack.

Using G45.9 for historical TIA

Impact

Clinical: Misrepresentation of patient's current health status., Regulatory: Potential audit issues., Financial: Incorrect billing and reimbursement.

Mitigation

Review patient history for resolution of symptoms, Ensure documentation supports code selection

Coding I63.9 for resolved TIA

Impact

Reimbursement: Incorrect DRG assignment leading to reimbursement issues., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.

Mitigation

Use Z86.73 for history of TIA without residuals.

Incorrect use of acute codes

Impact

Using acute TIA or stroke codes for resolved conditions.

Mitigation

Regular training on ICD-10 guidelines and documentation review.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with Z86.73.

Primary Code

Z86.73

Personal history of transient ischemic attack (TIA), and cerebral infarction without residual deficits

Quick Navigation

ICD-10 codes6

Coding risks3

FAQs2

ICD-10 Coding for History of Transient Ischemic Attack(Z86.73, G45.9, I48.91)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for history of transient ischemic attack?

When should Z86.73 be used?

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