ZAIDA SILLAU-CEDENO
Summary
Billing professional with strong background in financial record-keeping and invoicing. Skilled in managing accounts, processing payments, and resolving billing discrepancies. Known for effective collaboration and adaptability, ensuring accurate and timely billing operations. Dependable and results-driven, with solid understanding of billing software and procedures.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Audit/Billing Clerk
Mount Sinai Queens
Manhattan
11.2021 - Current
- Utilize Eagle and Epic Resolute to resolve complex billing discrepancies and minimize claim rejection rates.
- Review claim denials and payer requirements to implement corrective actions, ensuring HIPAA and Medicaid compliance.
- Manage high-volume patient hospital records, verifying Medicaid coding (ICD-10) and completeness before final billing submission.
- Execute Medicaid billing by inputting accurate clinical data into system databases, consistently meeting strict filing deadlines.
- Reviewed payment postings and reconciled accounts to maintain financial integrity.
- Monitored outstanding invoices and performed collections duties.
- Used data entry skills to accurately document and input statements.
Administrative Assistant
Mount Sinai Queens
Queens
05.2017 - 11.2021
- Optimized facility workflows using Epic Cadence for appointment scheduling and Prelude for patient registration.
- Coordinated transition-of-care escalations and generated detailed logs for the call center to improve patient management.
- Facilitated training for staff on new computer system rollouts and acted as a liaison for system support specialists.
- Managed front-office administrative operations, including billing collections, patient advocacy, and community event organization.
- Coordinated daily administrative operations to enhance office efficiency and workflow.
- Managed scheduling for executive staff, optimizing time management and resource allocation.
Scheduler
Curis Partners
Remote
06.2016 - 05.2017
- Managed Healthfirst patient lists to schedule in-home medical record reviews and ensure quality of care.
- Optimized provider travel routes for in-home appointments to maximize daily patient visits.
- Conducted post-appointment satisfaction surveys and maintained 100% accuracy in patient demographic records.
Accounts Receivable Specialist
Dalan Management
Manhattan
04.2010 - 04.2015
- Collections Growth: Successfully increased collection rates from 25% to 70% through strategic monitoring and outreach.
- Administered billing for over 800 tenants across 13 properties using YARDI and Excel.
- Reconciled financial discrepancies and served as a liaison for government subsidy programs and tenants.
Education
Associates in Science - Health Administration
LaGuardia Community College
Skills
- Certified Medical Administrative Assistant (CMAA) with 5 years of experience in high-volume healthcare systems
- Technical Proficiencies: Advanced user of Epic (Resolute, Prelude, Cadence) and Eagle billing systems; expert in YARDI, Excel, and HIPAA-compliant databases
- Bilingual Communication: Fluent in English and Spanish with extensive experience in medical translation and patient advocacy
- Revenue Cycle Expertise: knowledge of ICD-10/CPT Medicaid billing, and complex insurance adjudication
- Data entry
- Customer service
- Invoice processing
Certification
- Certified Medical Administrative Assistant (CMAA) | National Healthcareer Association
- Medical Billing Specialist | LaGuardia CC / Weill Cornell Medicine
- Physician Coding for CPC Preparation | AAPC
- Medical Coding Certificate | LaGuardia CC
Languages
Spanish
Professional Working
Timeline
Audit/Billing Clerk
Mount Sinai Queens
11.2021 - Current
Administrative Assistant
Mount Sinai Queens
05.2017 - 11.2021
Scheduler
Curis Partners
06.2016 - 05.2017
Accounts Receivable Specialist
Dalan Management
04.2010 - 04.2015
Associates in Science - Health Administration
LaGuardia Community College