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ICD-10 Coding for Antinuclear Factor Positive(R76.0, R76.8)

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

Also known as:

ANA PositiveAntinuclear Antibody Positive

Related ICD-10 Code Ranges

Complete code families applicable to Antinuclear Factor Positive

R76.0-R76.8Primary Range

Abnormal Immunological Findings in Serum

This range includes codes for raised antibody titers and specific abnormal immunological findings, such as ANA positivity.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
R76.0Raised antibody titerUse when ANA titer is elevated but no specific pattern is identified.
  • ANA titer ≥1:160
  • Testing method documented (e.g., IFA)
R76.8Other specified abnormal immunological findingsUse when ANA test shows specific patterns such as speckled or homogeneous.
  • Specific ANA pattern documented
  • Associated symptoms documented

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 antinuclear factor positive

Essential facts and insights about Antinuclear Factor Positive

The ICD-10 codes for antinuclear factor positive are R76.0 for raised antibody titer without specific pattern and R76.8 for specific ANA patterns.

Primary ICD-10-CM Codes for antinuclear factor positive

Raised antibody titer
Billable Code

Decision Criteria

clinical Criteria

  • ANA titer ≥1:160 without specific pattern

Applicable To

  • Elevated ANA titer without specific pattern

Excludes

  • Specific ANA patterns (use R76.8)

Clinical Validation Requirements

  • ANA titer ≥1:160
  • Testing method documented (e.g., IFA)

Code-Specific Risks

  • Incorrectly used as a principal diagnosis when a specific autoimmune disease is confirmed.

Coding Notes

  • Ensure documentation includes titer values and testing methods.

Differential Codes

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

Other specified abnormal immunological findings

R76.8
Use R76.8 when specific ANA patterns are identified.

Raised antibody titer

R76.0
Use R76.0 when no specific ANA pattern is identified.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Antinuclear Factor Positive 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 misdiagnosis or inappropriate treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential reimbursement issues due to incorrect coding.

Mitigation Strategy

Train staff on importance of documenting ANA patterns., Use templates that prompt for pattern documentation.

Impact

Reimbursement: May lead to denial if specific patterns are not coded correctly., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Use R76.8 when specific patterns are identified.

Impact

Using R76.0 instead of R76.8 when specific patterns are present.

Mitigation Strategy

Ensure documentation includes specific ANA patterns.

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 Antinuclear Factor Positive, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Antinuclear Factor Positive

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

Rheumatology consultation for ANA positivity

Specialty: Rheumatology

Required Elements

  • Patient symptoms
  • ANA titer and pattern
  • Testing method
  • Clinical correlation

Example Documentation

**Subjective**: 34F c/o fatigue, bilateral hand swelling, and morning stiffness (2 hrs). **Objective**: ANA: 1:640 (speckled pattern via IFA). **Assessment**: Suspected Sjögren’s syndrome (R76.8, M35.8). **Plan**: Lip biopsy to confirm; hydroxychloroquine trial.

Examples: Poor vs. Good Documentation

Poor Documentation Example
**Assessment**: Positive ANA. Follow-up needed.
Good Documentation Example
**Assessment**: Positive ANA at 1:160 titer with homogeneous pattern via immunofluorescence (IFA), correlating with fatigue, morning stiffness >1 hour, and photosensitivity.
Explanation
The good example provides specific titer, pattern, and clinical correlation, supporting accurate coding.

Need help with ICD-10 coding for Antinuclear Factor Positive? Ask your questions below.

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