Credit and Refund Specialist

Healthcare Credit Balance & Refund Specialist

Location: Mesa, AZ 85201 – 100% Onsite

Job Type: Full-Time | Contract with Potential for Extension

Schedule: Monday–Friday | Day Shift

Job Overview

Medasource is seeking an experienced Healthcare Credit Balance & Refund Specialist to support the revenue cycle operations of a large healthcare organization in Mesa, AZ.

This position focuses on researching and resolving patient and insurance credit balances, processing refunds, reconciling payments, and correcting billing discrepancies.

The ideal candidate has hands-on experience in healthcare cash posting, payment application, refund processing, or credit balance resolution , with a strong understanding of EOBs, ERAs, insurance reimbursement, and patient account reconciliation.

This is a high-volume, production-focused position offering long-term contract stability and the potential for extension.

Key Responsibilities

• Research and resolve patient and insurance credit balances, overpayments, duplicate payments, and unapplied cash.
• Review patient account histories, EOBs, ERAs, and payment transactions to identify discrepancies.
• Process and validate patient and insurance refunds in accordance with payer guidelines and internal procedures.
• Perform payment posting, cash application, adjustments, reversals, and payment transfers as needed.
• Reconcile insurance and patient payments to ensure accurate account balances.
• Investigate incorrect payment applications, contractual adjustments, and reimbursement discrepancies.
• Review payment activity and determine whether funds should be refunded, transferred, or adjusted.
• Work closely with billing, accounts receivable, cash posting, and revenue cycle teams to resolve account issues.
• Maintain accurate documentation of account research and resolution activities.
• Manage high-volume work queues with productivity expectations of approximately 75–100 accounts per day.

Required Qualifications

• Previous experience in healthcare revenue cycle, medical billing, cash posting, refund processing, or payment reconciliation.
• Hands-on experience researching and resolving patient account balances, overpayments, or payment discrepancies.
• Experience reviewing EOBs, ERAs, and insurance payment information.
• Understanding of Medicare, Medicaid, and commercial insurance reimbursement processes.
• Experience navigating healthcare billing systems and payer portals.
• Strong attention to detail, organizational skills, and ability to meet productivity expectations.
• Ability to work onsite in Mesa, Arizona, Monday through Friday.

Preferred Qualifications

• Experience with Cerner (strongly desired; required by the hiring team).
• Experience with NextGen or MS4.
• Previous experience as a Credit Balance Specialist, Refund Specialist, Cash Application Specialist, Payment Poster, or Revenue Cycle Specialist.
• Experience with electronic remittances, ACH payments, lockbox processing, or account reconciliation.
• Hospital or large healthcare organization revenue cycle experience.

Additional Details

• Work Location: 525 W Brown Rd, Mesa, AZ
• Pay Rate: $20–$25/hr, paid weekly through Medasource
• Training: Approximately 4–8 weeks
• Interview Process: Virtual SparkHire interview
• Contract: Initial 6-month assignment with strong potential for extension

Why Join Medasource?

• Weekly pay
• Medical benefits available
• Paid holidays
• Opportunity to support a large healthcare organization
• Potential for long-term contract extension
• Collaborative and supportive team environment

Apply today if you have experience in healthcare payment posting, cash application, credit balance resolution, or refund processing and are looking for a long-term onsite opportunity in Mesa, AZ.