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Home/Diagnosis/ICD-10 Coding for Acute Urticaria

ICD-10 Coding for Acute Urticaria

L50.9
L50.0

Complete ICD-10-CM coding and documentation guide for icd-10 coding for acute urticaria includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Hives
Acute Hives
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Key Information: ICD-10 Coding for Acute Urticaria

Essential facts and insights about ICD-10 Coding for Acute Urticaria

Use ICD-10 code L50.9 for urticaria, unspecified, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Urticaria, unspecified

Billable Code
L50.9
Billable

Diagnostic Criteria

clinical_criteria:
  • • Symptoms present for less than 6 weeks with no identifiable trigger.

Applicable To

  • • Acute urticaria without identified trigger

Important Notes

  • • Ensure documentation specifies acute nature and lack of identifiable trigger.

Allergic urticaria

Billable Code
L50.0
Billable

Diagnostic Criteria

clinical_criteria:
  • • Elevated IgE levels
  • • Identified allergen trigger

Applicable To

  • • IgE-mediated reactions

Important Notes

  • • Document allergen exposure and reaction timing.
Ancillary Codes

Additional codes that may be used with this diagnosis

T78.4

Allergic reaction, unspecified

Use only if anaphylaxis is confirmed.

T36.0X5A

Adverse effect of penicillins

Use when urticaria is due to penicillin.

Frequently Asked Questions

What is the ICD-10 code for acute urticaria?

The ICD-10 code for acute urticaria without a specific trigger is L50.9. If an allergen is identified, use L50.0 for allergic urticaria.

How is acute urticaria documented?

Document the onset, duration, and any identified triggers of symptoms. Include physical exam findings and response to treatment.

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