Complete ICD-10-CM coding and documentation guide for icd-10 coding for erythema migrans includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Erythema Migrans
Use ICD-10 code A69.20 for lyme disease, unspecified, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Tick bite
Use as a secondary code to indicate tick exposure.
The ICD-10 code for erythema migrans, when associated with Lyme disease, is A69.20. This code is used when there is clinical suspicion of Lyme disease.
Document erythema migrans by noting the rash size, expansion, and any central clearing. Include tick exposure history to support Lyme disease suspicion.