The correct Lyme disease ICD-10 code depends on the clinical manifestation. Use A69.20 for unspecified Lyme disease (early localized with rash). Use A69.21 for Lyme meningitis, A69.22 for Lyme neuroborreliosis (facial palsy, radiculopathy, encephalitis), A69.23 for Lyme arthritis, and A69.29 for other manifestations including Lyme carditis. Never use A69.20 for specific manifestations. Lyme disease is the most common tick-borne illness in North America. It affects over 30,000 […]