Medical Billing Specialist

Rockstar is an industry-leading staffing company based in Arizona that helps healthcare businesses across the United States streamline operations by connecting them with skilled remote professionals. We partner with talented individuals from around the world, providing meaningful remote career opportunities that empower personal and professional growth.

At Rockstar, we are committed to placing team members who not only meet our clients' operational needs but who also reflect our core values of integrity, excellence, and long-term service. Every placement is an opportunity to make a meaningful difference, for the practice, for patients, and for you.

This is a remote position.

Rockstar is seeking an experienced Medical Billing Specialist to support U.S.

-based healthcare practices on a full-time remote basis. This is a billing-first role built for professionals who know the full revenue cycle, not just one piece of it, and who take ownership of the financial health of the practices they support.

In this role, you will manage the complete billing cycle: claim submission, payment posting, denial management, accounts receivable follow-up, and reporting. You will work directly with practice leadership and administrative teams to ensure claims are clean, payments are collected, and outstanding balances are resolved in a timely manner. Depending on the client, you may also provide light support to front desk and administrative functions as a secondary responsibility.

KEY RESPONSIBILITIES

Claims Submission & Billing Operations

• Process and submit insurance claims accurately and in a timely manner via EMR and clearinghouse systems
• Manage the full billing cycle including claim creation, submission, tracking, and follow-up
• Handle primary and secondary insurance claims, including out-of-network and manual tracking requirements
• Ensure all claims are submitted with correct coding, documentation, and payer-specific requirements
• Resolve billing discrepancies by identifying root causes, correcting errors, and rebilling claims as needed
• Ensure compliance with billing and coding regulations and maintain clean documentation for audit readiness

Accounts Receivable & Payment Management

• Monitor and reconcile the accounts receivable ledger and maintain accurate, up-to-date A/R records
• Follow up on outstanding balances, unpaid claims, and overdue accounts to support healthy cash flow
• Post insurance and patient payments to accounts accurately and ensure proper allocation
• Post zero-balance EOBs and process patient refunds as required
• Generate and distribute monthly statements to patients and clients
• Support collections workflows and escalat[e] unresolved balances as appropriate
• Generate billing and A/R reports for practice leadership on a regular basis

Denials Management & Appeals

• Review denied claims promptly, research denial reasons, and determine the appropriate course of action
• Prepare and submit appeals with supporting documentation to secure proper reimbursement
• Track denial trends and communicate findings to leadership to support process improvements
• Follow up on appealed claims and rework as needed until resolution
• Identify and help prevent future denials through accurate claim preparation and payer knowledge
• Make outbound calls to patients or guarantors to follow up on outstanding balances, declined payments, or billing questions
• Communicate billing details, payment options, and insurance responsibilities clearly and professionally
• Respond to patient inquiries related to statements, claims, and account balances via phone and email
• Document all billing-related communications and update patient records accordingly

Administrative & Reporting Support

• Maintain accurate electronic patient records and billing documentation within the EMR
• Track referrals, plans of care, and authorization-related billing requirements as needed
• Generate key performance and billing reports for management review
• Support insurance verification and benefits checks as needed to ensure billing accuracy
• Assist with administrative workflows, front desk backup duties, or special projects as assigned by the client
• Maintain strict HIPAA compliance and patient…