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Home/Diagnosis/ICD-10 Coding for Viral Rash

ICD-10 Coding for Viral Rash

B09

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

Also Known as:
Viral Exanthem
Viral Skin Rash
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Key Information: ICD-10 Coding for Viral Rash

Essential facts and insights about ICD-10 Coding for Viral Rash

Use ICD-10 code B09 for unspecified viral infection characterized by skin and mucous membrane lesions, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Unspecified viral infection characterized by skin and mucous membrane lesions

Billable Code
B09
Billable

Diagnostic Criteria

clinical:
  • • Presence of systemic symptoms and negative bacterial tests
documentation:
  • • Detailed rash description and exclusion of specific viral agents

Applicable To

  • • Viral exanthem

Important Notes

  • • Ensure documentation specifies rash characteristics and systemic symptoms.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z20.828

Contact with and (suspected) exposure to other viral communicable diseases

Use to document exposure history relevant to the viral rash.

Frequently Asked Questions

What is the ICD-10 code for a viral rash?

The ICD-10 code for an unspecified viral rash is B09, used when a viral cause is confirmed but not specifically identified.

How do you code a viral rash?

Code B09 for unspecified viral rashes with systemic symptoms and negative bacterial tests. Use R21 if no viral cause is confirmed.

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