Vivian Mallari

Serve as strategic liaison between clients and internal leadership, proactively identifying risks and ensuring alignment with business objectives and regulatory requirements. Manage client deliverables and retention through cross-functional solution design, executive business reviews, and team coaching to drive measurable ROI.

Oversaw $250M in aged receivables across twenty hospitals, improving revenue cycle indicators for five consecutive years. Led a 37-member centralized services team and directed end-to-end billing, insurance reconciliation, and Cerner Patient Accounting optimization to reduce errors and strengthen cash predictability.

Managed $100M in Medicare aged receivables across four health systems, improving reimbursement timeliness and reducing avoidable write-offs. Led Medicare billing and follow-up for 28 FTEs, maintaining a 95% Medicare clean claim rate and implementing timely filing reviews and denial escalation processes.

Managed $65M in Medicare receivables across multiple Trinity hospitals, ensuring timely billing, accurate follow-up, and regulatory compliance. Led a 25 FTE centralized team handling UB-04 and HCFA 1500 claims, bill holds/error correction, payer follow-up, and denial workflows to maintain high clean-claim performance.

Directed billing and reimbursement operations, ensuring timely, accurate claim submission and follow-up to support revenue cycle performance.

Served as regional business office liaison, coordinating patient financial services workflows and supporting consistent billing operations across locations.

Led regional patient financial services, overseeing revenue cycle operations and staff performance to meet compliance and service expectations.

Completed 56 credit hours toward a Bachelor of Science in Accounting at College of DuPage.