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ICD-10 Coding for Gouty Arthritis(M10.0, M1A.0)

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

Also known as:

GoutGouty Arthropathy

Related ICD-10 Code Ranges

Complete code families applicable to Gouty Arthritis

M10-M1APrimary Range

Gout

This range includes all forms of gout, including idiopathic, lead-induced, drug-induced, and chronic gout with or without tophi.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
M10.0Idiopathic goutUse for acute idiopathic gout episodes.
  • Presence of monosodium urate (MSU) crystals in synovial fluid
  • Serum urate level >6.8 mg/dL
M1A.0Chronic goutUse for chronic gout conditions, especially with tophi.
  • Chronic symptoms with evidence of tophi or frequent flares
  • Serum urate level >6.8 mg/dL

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 gouty arthritis

Essential facts and insights about Gouty Arthritis

The ICD-10 code for acute idiopathic gout is M10.0, while chronic gout is coded as M1A.0. Ensure specificity in site and etiology.

Primary ICD-10-CM Codes for gouty arthritis

Idiopathic gout
Non-billable Code

Decision Criteria

clinical Criteria

  • Acute presentation with synovial fluid analysis confirming MSU crystals.

Applicable To

  • Acute idiopathic gout

Excludes

  • Chronic gout (M1A.-)

Clinical Validation Requirements

  • Presence of monosodium urate (MSU) crystals in synovial fluid
  • Serum urate level >6.8 mg/dL

Code-Specific Risks

  • Risk of incorrect coding if chronic gout is present.

Coding Notes

  • Ensure acute vs. chronic status is clearly documented.

Ancillary Codes

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

Painful gait

R26.89
Use if mobility is impaired due to gout.

Long-term anticoagulant use

Z79.01
Use if gout is drug-induced.

Differential Codes

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

Calcium pyrophosphate deposition (pseudogout)

M11.0
Presence of rhomboid crystals in synovial fluid.

Septic arthritis

M00.9
Positive synovial fluid culture.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Gouty Arthritis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M10.0.

Impact

Clinical: Leads to inadequate treatment plans., Regulatory: Non-compliance with coding guidelines., Financial: Potential for reduced reimbursement.

Mitigation Strategy

Ensure complete documentation of site and etiology.

Impact

Reimbursement: May lead to claim denials., Compliance: Violates Excludes1 note., Data Quality: Compromises data accuracy.

Mitigation Strategy

Use only the acute code if an acute flare is present.

Impact

High risk of audit if unspecified codes are used when specific codes are available.

Mitigation Strategy

Always document and code the specific site and etiology.

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 Gouty Arthritis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Gouty Arthritis

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

Acute gout flare in a patient with chronic gout

Specialty: Rheumatology

Required Elements

  • History of present illness
  • Physical examination findings
  • Laboratory results
  • Imaging studies
  • Assessment and plan

Example Documentation

Patient presents with acute gout flare in the left ankle. Synovial fluid analysis confirms MSU crystals. Serum urate level is 8.2 mg/dL.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Gout flare in toe.
Good Documentation Example
Acute idiopathic gout, first MTP joint left foot, synovial fluid positive for MSU crystals.
Explanation
The good example provides specific site, type, and diagnostic confirmation.

Need help with ICD-10 coding for Gouty Arthritis? Ask your questions below.

Ask about any ICD-10 CM code, or paste a medical note

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