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ICD-10 Coding for Intermittent Asthma(J45.20, J20.9, J45.21)

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Learn about ICD-10 coding for intermittent asthma, including J45.20, J45.21, and J45.22. Understand documentation requirements and coding pitfalls.

Also known as:
Mild Intermittent AsthmaAsthma with Infrequent Symptoms
Related ICD-10 Code Ranges

Complete code families applicable to Intermittent Asthma

J00-J99Primary Range

Diseases of the respiratory system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
J45.20Mild intermittent asthma, uncomplicated
J45.21Mild intermittent asthma with (acute) exacerbation
Primary ICD-10-CM Codes
Mild intermittent asthma, uncomplicated
J45.20Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Unspecified asthma with acute exacerbationJ45.901
Mild intermittent asthma with status asthmaticusJ45.22

Documentation & Coding Risks

Avoid these common issues when documenting Intermittent Asthma.

Failing to document asthma severity

Impact

Clinical: Impacts treatment decisions., Regulatory: May lead to coding audits., Financial: Affects reimbursement rates.

Mitigation

Use standardized templates., Educate providers on documentation requirements.

Using unspecified asthma codes when details are available

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of audits and denials., Data Quality: Decreases accuracy of clinical data.

Mitigation

Ensure documentation specifies 'intermittent' and 'mild' when applicable.

Documentation specificity

Impact

Lack of specificity in asthma documentation can trigger audits.

Mitigation

Ensure detailed documentation of asthma type and triggers.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with J45.20.