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Z86.73
ICD-10-CM
Personal History of Stroke

Find information on personal history of stroke, including clinical documentation tips, ICD-10 codes (I63, I69), past medical history documentation, cerebrovascular accident (CVA) coding, stroke sequelae, and aftercare guidelines. Learn about accurate diagnostic coding for prior stroke, cerebral infarction, and transient ischemic attack (TIA) history for healthcare professionals and medical coders. Resources for documenting stroke risk factors, complications, and long-term effects are also available.

Also known as

History of Stroke
Previous Stroke
Past Stroke Event

Diagnosis Snapshot

Key Facts
  • Definition : Prior occurrence of a cerebrovascular event causing brain damage due to interrupted blood supply.
  • Clinical Signs : Vary widely depending on stroke location and severity, from weaknessnumbness to speech difficulty or paralysis.
  • Common Settings : Hospital emergency room, neurology clinic, rehabilitation center, primary care physician.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z86.73 Coding
I69

Sequelae of cerebrovascular disease

Conditions resulting from a previous stroke.

Z86

Personal history of certain other diseases

Includes personal history of stroke and other conditions.

I60-I69

Cerebrovascular diseases

Encompasses various cerebrovascular conditions, including stroke.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is there documentation of a previous stroke?

  • Yes

    Is the type of stroke specified?

  • No

    Do not code for personal history of stroke. Review documentation for other relevant diagnoses.

Code Comparison

Related Codes Comparison

When to use each related code

Description
Personal history of stroke
Transient ischemic attack (TIA)
Sequelae of stroke

Documentation Best Practices

Documentation Checklist
  • Stroke type (ischemic, hemorrhagic, unspecified)
  • Date of stroke onset (mm/dd/yyyy)
  • Specific deficits resulting from stroke
  • Laterality (right, left, bilateral)
  • Evidence of acute stroke treatment

Coding and Audit Risks

Common Risks
  • Unspecified Stroke Type

    Coding lacks specificity (e.g., ischemic vs. hemorrhagic) impacting quality reporting and reimbursement.

  • Stroke Timing Ambiguity

    Unclear documentation of stroke onset (acute vs. chronic) affects accurate code assignment and patient risk stratification.

  • Residual Deficit Documentation

    Insufficient documentation of neurological deficits impacts severity coding and care planning.

Mitigation Tips

Best Practices
  • Document stroke type, laterality, date, and deficits for accurate ICD-10 coding.
  • Query physician for clarity if stroke documentation is vague or incomplete. CDI best practice.
  • Ensure proper sequencing: acute stroke vs. history of stroke. Impacts DRG assignment.
  • Code any residual neurological deficits from prior stroke for complete HCC capture.
  • Regularly audit stroke documentation for compliance with coding guidelines and payer rules.

Clinical Decision Support

Checklist
  • Confirm documented history of stroke (type, date).
  • Review imaging reports for evidence of prior stroke.
  • Check neurological exam for residual deficits.
  • Document stroke risk factors (e.g., HTN, DM).
  • Assess medication list for secondary prevention.

Reimbursement and Quality Metrics

Impact Summary
  • **Reimbursement and Quality Metrics Impact Summary: Personal History of Stroke**
  • **Keywords:** Stroke diagnosis coding, ICD-10 Z86.73, medical billing compliance, risk adjustment, quality reporting, hierarchical condition category (HCC), past stroke history, secondary stroke prevention
  • **Impacts:**
  • * Higher reimbursement through accurate HCC coding reflecting stroke risk.
  • * Improved quality reporting by capturing complete patient history.
  • * Enhanced care management programs targeting secondary stroke prevention.
  • * Reduced readmissions through effective management of stroke risk factors.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • Code I63.x for stroke history
  • Specify stroke type/laterality
  • Document date of stroke onset
  • I69.3xxA for sequelae
  • Query MD if details lacking

Documentation Templates

Patient presents with a personal history of cerebrovascular accident (CVA), commonly referred to as a stroke.  The initial stroke event occurred on [Date of Stroke], documented as [Type of Stroke - ischemic, hemorrhagic, or unspecified] affecting the [Location of Stroke - e.g., left middle cerebral artery territory].  The patient reports [Residual Symptoms - e.g., right-sided hemiparesis, aphasia, dysphagia] which are [Severity of Residual Symptoms - e.g., mild, moderate, severe] in nature.  Current medications include [Medications Related to Stroke - e.g., aspirin, clopidogrel, statin, antihypertensive medications] for secondary stroke prevention.  Risk factors for stroke identified include [Stroke Risk Factors - e.g., hypertension, hyperlipidemia, atrial fibrillation, diabetes mellitus, smoking history].  Neurological examination reveals [Current Neurological Findings - e.g., intact cranial nerves, decreased strength in right upper and lower extremities, sensory deficits].  The patient is advised to continue with the prescribed medication regimen and lifestyle modifications, including [Lifestyle Modifications - e.g., diet, exercise, smoking cessation].  Follow-up with neurology is scheduled for [Date of Follow-up] to monitor for any new neurological deficits and assess the effectiveness of the current treatment plan.  ICD-10 code I63.9 Personal history of stroke, not specified as haemorrhagic or ischaemic is assigned.  This documentation supports medical necessity for ongoing stroke management and secondary prevention strategies.
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