A medical biller and coder is responsible for translating healthcare services into standardized codes used for billing and insurance claims. They ensure that patient information is accurately recorded, processed, and submitted to insurance companies for reimbursement. Key skills for this role include attention to detail, familiarity with medical terminology, proficiency in coding systems such as ICD-10 and CPT, and strong organizational abilities. Excellent communication skills are also essential for coordinating with healthcare providers and insurance representatives.