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ICD-10 Guide
ICD-10 CodesA69.29

A69.29

Other conditions associated with Lyme disease

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 A69.29 is a billable code used to indicate a diagnosis of other conditions associated with lyme disease.

Key Diagnostic Point:

A69.29 encompasses various conditions that arise as complications or sequelae of Lyme disease, which is caused by the spirochete Borrelia burgdorferi. Lyme disease is primarily transmitted through the bite of infected Ixodes ticks, commonly known as deer ticks. The disease is characterized by a range of symptoms, including erythema migrans, fever, fatigue, and joint pain. However, in some cases, patients may develop other conditions associated with Lyme disease, such as Lyme arthritis, neurological manifestations, or carditis. These complications can occur weeks to months after the initial infection and may require additional diagnostic evaluation and treatment. Geographic distribution of Lyme disease is notably concentrated in the northeastern, north-central, and Pacific coastal regions of the United States, with endemic areas also found in parts of Europe and Asia. Understanding the broader implications of Lyme disease, including its potential to cause chronic symptoms and other related conditions, is essential for accurate diagnosis and coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of associated conditions that may complicate diagnosis.
  • Need for thorough patient history to establish the link to Lyme disease.
  • Potential overlap with other tick-borne diseases.
  • Variability in symptom presentation among patients.

Audit Risk Factors

  • Inadequate documentation linking symptoms to Lyme disease.
  • Misdiagnosis of Lyme disease when symptoms overlap with other conditions.
  • Failure to document the geographic exposure to ticks.
  • Lack of follow-up documentation for chronic symptoms.

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed patient history, including exposure history and symptom chronology.

Common Clinical Scenarios

Patients presenting with joint pain or neurological symptoms after a tick bite.

Billing Considerations

Consideration of co-infections with other tick-borne diseases.

Rheumatology

Documentation Requirements

Comprehensive assessment of joint involvement and symptom duration.

Common Clinical Scenarios

Patients with persistent arthritis following Lyme disease treatment.

Billing Considerations

Differentiating Lyme arthritis from other forms of inflammatory arthritis.

Coding Guidelines

Inclusion Criteria

Use A69.29 When
  • According to ICD
  • 10 coding guidelines, A69
  • 29 should be used when the patient presents with conditions that are clinically linked to Lyme disease but do not fall under more specific codes
  • It is essential to document the relationship between the primary diagnosis of Lyme disease and the associated conditions

Exclusion Criteria

Do NOT use A69.29 When
No specific exclusions found.

Related CPT Codes

87491CPT Code

Infectious agent detection by nucleic acid (DNA or RNA); Borrelia burgdorferi

Clinical Scenario

Used when testing for Lyme disease in patients with suspected complications.

Documentation Requirements

Document the reason for testing and any associated symptoms.

Specialty Considerations

Infectious disease specialists should ensure comprehensive documentation of clinical findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of Lyme disease and its complications, improving the ability to track and manage associated conditions effectively.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of Lyme disease and its complications, improving the ability to track and manage associated conditions effectively.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of Lyme disease and its complications, improving the ability to track and manage associated conditions effectively.

Resources

Clinical References

  • •
    CDC Lyme Disease Information

Coding & Billing References

  • •
    CDC Lyme Disease Information

Frequently Asked Questions

What conditions are included under A69.29?

A69.29 includes various conditions that arise as complications of Lyme disease, such as Lyme arthritis, neurological manifestations, and carditis, among others.