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ICD-10 Coding for Orthostatic Tachycardia(G90.A, R00.0)

Complete ICD-10-CM coding and documentation guide for Orthostatic Tachycardia. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Postural Orthostatic Tachycardia SyndromePOTS

Related ICD-10 Code Ranges

Complete code families applicable to Orthostatic Tachycardia

G90.APrimary Range

Disorders of autonomic nervous system

Primary code for confirmed POTS diagnosis

Tachycardia, unspecified

Used when tachycardia is present without specific POTS criteria

Orthostatic hypotension

Used when orthostatic hypotension is present without sustained heart rate elevation

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
G90.APostural Orthostatic Tachycardia Syndrome (POTS)Use when all POTS criteria are met and documented
  • Heart rate increase of ≥30 bpm (≥40 for ages 12-19) within 10 minutes of standing
  • Absence of orthostatic hypotension
  • Symptoms lasting ≥3 months
R00.0Tachycardia, unspecifiedUse when tachycardia is present but POTS criteria are not fully met
  • Presence of tachycardia without specific POTS criteria

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: ICD-10 code for orthostatic tachycardia

Essential facts and insights about Orthostatic Tachycardia

The ICD-10 code for orthostatic tachycardia, specifically for Postural Orthostatic Tachycardia Syndrome (POTS), is G90.A.

Primary ICD-10-CM Codes for orthostatic tachycardia

Postural Orthostatic Tachycardia Syndrome (POTS)
Billable Code

Decision Criteria

clinical Criteria

  • Heart rate increase of ≥30 bpm (≥40 for ages 12-19) within 10 minutes of standing

documentation Criteria

  • Symptoms lasting ≥3 months

Applicable To

  • POTS

Excludes

  • Orthostatic hypotension (I95.1)
  • Dehydration (E86.0)

Clinical Validation Requirements

  • Heart rate increase of ≥30 bpm (≥40 for ages 12-19) within 10 minutes of standing
  • Absence of orthostatic hypotension
  • Symptoms lasting ≥3 months

Code-Specific Risks

  • Incorrect use if criteria are not fully documented

Coding Notes

  • Ensure all POTS criteria are documented to support G90.A coding

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Dehydration

E86.0
Use when dehydration contributes to orthostatic symptoms

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Tachycardia, unspecified

R00.0
Use when tachycardia is present but POTS criteria are not fully met

Postural Orthostatic Tachycardia Syndrome (POTS)

G90.A
Use when all POTS criteria are met and documented

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Orthostatic Tachycardia to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code G90.A.

Impact

Clinical: Inaccurate diagnosis, Regulatory: Non-compliance with coding standards, Financial: Potential reimbursement issues

Mitigation Strategy

Ensure symptom duration is clearly documented

Impact

Reimbursement: Potential for incorrect DRG assignment, Compliance: Non-compliance with coding guidelines, Data Quality: Inaccurate clinical data representation

Mitigation Strategy

Ensure documentation includes all required criteria for POTS

Impact

Inadequate documentation of POTS criteria

Mitigation Strategy

Ensure all clinical criteria are documented

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Orthostatic Tachycardia, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Orthostatic Tachycardia

Use these documentation templates to ensure complete and accurate documentation for Orthostatic Tachycardia. These templates include all required elements for proper coding and billing.

POTS Diagnosis in Cardiology

Specialty: Cardiology

Required Elements

  • Orthostatic vital signs
  • Tilt table test results
  • Symptom duration
  • Exclusion of differential diagnoses

Example Documentation

Patient exhibits a sustained heart rate increase of 35 bpm within 10 minutes of standing, with symptoms lasting over 3 months. Tilt table test confirms diagnosis.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has dizziness when standing.
Good Documentation Example
Patient reports dizziness and palpitations upon standing, with a documented heart rate increase of 35 bpm within 10 minutes, symptoms lasting over 3 months.
Explanation
The good example provides specific clinical details necessary for accurate coding.

Need help with ICD-10 coding for Orthostatic Tachycardia? Ask your questions below.

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