Get a comprehensive breakdown of varicella (chickenpox) ICD-10 codes: from the base category B01 to specific codes such as B01.0 (meningitis), B01.2 (pneumonia), and B01.89 (other complications). Ensure correct diagnosis coding for billing and reimbursement. https://www.ucontrolbilling.com/icd-10-code-for-chickenpox/