Mario Melchor
San Dieog,CA
Summary
Billing professional with a proven track record in process optimization and billing accuracy. Known for improving billing procedures and resolving discrepancies efficiently. Reliable team collaborator focused on achieving results and adapting to changing needs, with a keen eye for detail and problem-solving skills
Overview
14
14
years of professional experience
Work History
Billing Specialist
AMN Healthcare
San Diego, CA
03.2014 - Current
- Accurately processed high-volume invoices for MSP clients, ensuring strict compliance with AMN policies and client-specific contractual requirements..
- Interpreted contract terms to ensure alignment with billing expectations, accurately documenting payments in accordance with client agreements.
- Entered time data for client billing and generated reports using ShiftWise and Fieldglass, ensuring accurate and timely processing.
- Collaborated with inner teams and cross-functional departments to resolve discrepancies in billing related to hours worked, pay rates, and contract regulations.
- Automated multiple audits and manual tasks using Excel VBA, including weekly Statement Acceptance reports and Missing Time Reports, reducing processing time from hours to minutes.
- Developed comprehensive audits for all accounts on the previous billing team using Power Query and Power Pivot, consolidating processes like Overtime, Callback, Holiday, and Charge audits into an all-in-one solution.
- Led training sessions for new hires and offshore teams on billing tasks, including instruction on newly automated processes for improved efficiency.
- Created and maintained detailed desktop procedures to support new hire onboarding and enhance general learning resources.
- Worked as part of a regression testing team to ensure the functionality and performance of newly added features in the PeopleSoft VMS Recon system within testing environments, confirming they met requirements and integrated properly
Sales Auditor
Palace Entertainment Corporation
Newport Beach
04.2012 - 03.2014
- Audited the sales data of our amusement parks on a daily basis.
- Confirmed credit card transactions through online resources.
- Communicated with the parks daily to ask questions and resolve discrepancies.
- Posted daily revenue activity in general ledger.
- Adjusted the general ledger for errors found during the sales audit process.
- Issued out daily revenue sales report to upper management.
- Performed HR duties.
- Audited hiring packets including hiring application, I-9/W2 form.
- Input new hires/rehires into company system including benefits enrollment.
Education
Associate of Applied Science - Electronics and Computer Technology
DeVry University
Pomona, CA03.2007
Skills
- Microsoft Office (Word, Excel, Outlook)
- Excel VBA
- Power Query and Power Pivot for Excel
- Fast learner with the ability to quickly pick up computer programs
- AMN's Licensed Copilot
- Self taught in Excel VBA and Power Query
Timeline
Billing Specialist
AMN Healthcare
03.2014 - Current
Sales Auditor
Palace Entertainment Corporation
04.2012 - 03.2014
Associate of Applied Science - Electronics and Computer Technology
DeVry University