Under the direction of Program Supervisor or Senior Secretary; with training from the Billing Supervisor, performs high level clerical work involving computer work, answering the phone, scheduling patients, word processing, data entry, verifying insurance, authorizations of services, coverage for the classification, and other clerical duties; the work involves the exercise of judgment, the ability to read, write and follow oral and/or written instructions. Must possess a clear understanding of all medical insurances, CPT, ICD-9-CM and HCPCS codes. May be required to take minutes of meetings; performs related work as required.