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ICD-10 Coding for Elevated Antinuclear Antibody(R76.0)

Complete ICD-10-CM coding and documentation guide for Elevated Antinuclear Antibody. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Elevated ANAPositive ANA

Related ICD-10 Code Ranges

Complete code families applicable to Elevated Antinuclear Antibody

R76-R79Primary Range

Abnormal findings on examination of blood, without diagnosis

This range includes codes for abnormal immunological findings such as elevated ANA.

Key Information: ICD-10 code for elevated antinuclear antibody

Essential facts and insights about Elevated Antinuclear Antibody

The ICD-10 code for elevated antinuclear antibody is R76.0, used when ANA is elevated without a definitive diagnosis.

Primary ICD-10-CM Code for elevated antinuclear antibody

Raised antibody titer
Billable Code

Decision Criteria

clinical Criteria

  • ANA titer ≥1:160 with specific pattern

coding Criteria

  • No definitive autoimmune diagnosis

Applicable To

  • Elevated antinuclear antibody

Excludes

  • Definitive autoimmune diseases like SLE (M32.9)

Clinical Validation Requirements

  • ANA titer ≥1:160
  • Specific pattern documentation (e.g., speckled, homogeneous)

Code-Specific Risks

  • Using as principal diagnosis when a definitive condition exists

Coding Notes

  • Ensure documentation includes titer and pattern.

Ancillary Codes

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

Other specified abnormal immunological findings in serum

R76.8
Use for specific ANA patterns not covered by R76.0.

Differential Codes

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

Systemic lupus erythematosus, unspecified

M32.9
Use when SLE is confirmed with clinical criteria.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Elevated Antinuclear Antibody to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code R76.0.

Impact

Clinical: May lead to misinterpretation of test significance., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials due to insufficient documentation.

Mitigation Strategy

Use standardized templates for lab results., Educate clinicians on documentation requirements.

Impact

Reimbursement: May lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate representation of patient condition.

Mitigation Strategy

Use the code for the specific autoimmune disease as primary.

Impact

Incomplete documentation of ANA titer and pattern can lead to audit issues.

Mitigation Strategy

Implement standardized documentation protocols.

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 Elevated Antinuclear Antibody, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Elevated Antinuclear Antibody

Use these documentation templates to ensure complete and accurate documentation for Elevated Antinuclear Antibody. These templates include all required elements for proper coding and billing.

Rheumatology Evaluation

Specialty: Rheumatology

Required Elements

  • Patient demographics
  • ANA titer and pattern
  • Reflex test results

Example Documentation

44F with Raynaud’s, arthralgia. ANA 1:1280 (centromere). No SSc criteria met. Dx: Undifferentiated connective tissue disease. Code: R76.0 + M35.9

Examples: Poor vs. Good Documentation

Poor Documentation Example
Positive ANA
Good Documentation Example
ANA Hep2 IFA positive at 1:320 titer (speckled pattern); reflex ENA panel positive for SS-A/Ro60
Explanation
The good example provides specific titer, pattern, and reflex test results, supporting accurate coding.

Need help with ICD-10 coding for Elevated Antinuclear Antibody? Ask your questions below.

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