Casandra Cox
Phoenix,AZ
Summary
Medical billing and payment posting professional with nearly 20 years of revenue cycle experience. Reduced posting errors by 85% through standardized procedures. Led daily workflow for a 5-person team, with experience training 25 employees across three healthcare organizations. Expertise includes payment reconciliation, claims submission, insurance follow-up, denial resolution, and staff development.
Overview
20
20
years of professional experience
Work History
Lead Payment Posting Specialist / Medical Biller
MBC Systems
10.2014 - Current
- Lead daily workflow for a 5-person medical billing and payment posting team, assigning workloads, monitoring productivity and backlogs, and reviewing posting accuracy
- Reduced posting errors by 85% through development of standard operating procedures and consistent payment posting workflows
- Posted and reconciled 100-250 insurance and patient payment transactions daily, ensuring accurate contractual adjustments and payment corrections
- Prepared 75-150 claims daily through superbill review, CPT/ICD-10 code assignment, and electronic clearinghouse submission, facilitating timely reimbursements
- Resolved complex ERA/EOB discrepancies and reconciled daily bank deposits, traced variances, and corrected account balances to maintain financial accuracy
- Trained 8 employees in payment posting, system workflows, and reconciliation; conduct performance reviews, provide corrective coaching, and assist with hiring
- Oversaw daily department workflow during manager absences, reprioritized assignments, and resolved escalated posting and account issues
Medical Payment Poster
Newport Medical Solutions
01.2013 - 09.2014
- Applied insurance and patient payments, contractual adjustments, and corrections to accounts, verifying entries against ERA/EOB documentation to ensure accuracy in financial records
- Resolved payment discrepancies by researching reimbursement variances with billing and accounts receivable teams, correcting account balances to maintain financial integrity
- Trained 5 payment posting specialists in department procedures, system workflows, and payment accuracy standards
- Provided posting guidance and answered staff questions during management absences, ensuring continuity of daily department operations
Senior Revenue Cycle Management Specialist
Cardiology Consultants
10.2006 - 12.2012
- Managed claims preparation, payment posting, and accounts receivable follow-up to optimize revenue cycle for high-volume cardiology practice
- Analyzed denied and unpaid claims to identify billing issues using payer responses, account histories, and supporting documentation
- Pursued reimbursement by preparing appeals, submitting corrected claims, and following up with insurers to ensure timely payments
- Pursued reimbursement by preparing appeals, submitting corrected claims, and following up with insurers
- Resolved claim-status, denial, and payment inquiries with commercial insurers, Medicare, and California Medicaid to support patient access to care
Education
Associate of Arts -
Santiago Canyon College
Orange, CASkills
Medical Billing: Claims preparation, electronic submission, superbill review, CPT/ICD-10 coding
Payment Posting: Insurance and patient payments, ERA/EOB review, EFT processing, adjustments
Reconciliation: Bank deposits, cash reconciliation, payment corrections, reimbursement variances
Revenue Cycle: Accounts receivable, denials and appeals, corrected claims, insurance follow-up
Leadership: Workload coordination, training, quality review, coaching, SOP development
Systems: Epic, NextGen, AdvancedMD, TriZetto, Laserfiche, Codify, Microsoft Excel, Word, Outlook, Teams
Title
Medical Biller | Payment Posting Lead | Revenue Cycle Operations
Timeline
Lead Payment Posting Specialist / Medical Biller
MBC Systems
10.2014 - Current
Medical Payment Poster
Newport Medical Solutions
01.2013 - 09.2014
Senior Revenue Cycle Management Specialist
Cardiology Consultants
10.2006 - 12.2012
Associate of Arts -
Santiago Canyon College