**Requirements:** Reside in Ibiporã or nearby locations; completed high school education; experience in billing routines; experience in the healthcare sector is a plus; proficiency in using e-mail; formal communication style; analytical ability; sense of urgency. **Responsibilities:** Monitor the billing schedule for health insurance providers; process all sales invoices, both surgical and those issued to commercial partners; request surgical documentation from hospitals and submit it according to health insurance providers’ requirements, and/or attach it to the respective portals; generate monthly billing reports and/or whenever requested by superiors; file already-billed invoices; appeal denied claims from health insurance providers; register CFOP codes in the internal system; correct fiscal errors on shipping invoices; issue correction letters when necessary. **Compensation:** BRL 2,200.00 + meal allowance of BRL 500.00 (with BRL 80.00 deducted) + Unimed National health plan with 50% co-payment; Unimed dental plan; life insurance; Wellhub (Gympass) membership; Unopar/Anhanguera discount program; birthday day off. **Schedule:** Monday through Friday, from 8:00 AM to 6:00 PM, with a 2-hour break; Saturdays as needed, from 8:00 AM to 12:00 PM. Job Type: Full-time CLT Pay: BRL 2,200.00 per month Benefits: * Medical assistance * Dental assistance * Commercial agreements and discounts * Life insurance * Meal allowance * Transportation allowance Work Location: On-site