Medical Biller - Virtual Assistant

This is a remote position.

Virtual Rockstar is hiring a full-time Medical Biller on behalf of our client, a growing mobile therapy practice serving patients throughout Illinois. This role is focused exclusively on full-cycle medical billing and revenue cycle support, ensuring claims are submitted accurately, payments are posted correctly, and denials are followed through to resolution.

This is a dedicated, long-term role supporting a team of mobile therapists. The Medical Biller will work closely with the Office Manager and internal team and will be fully trained on the practice's workflows and systems.

About Our Client

Our client is a mobile therapy practice providing in-home services across Illinois. Their team is mission-driven and patient-focused, and they value efficiency, accuracy, and accountability behind the scenes so clinicians can focus on care delivery. As a growing practice, they are looking for a billing professional who can confidently manage the billing cycle and help strengthen cash flow and operational consistency.

Responsibilities

Full-Cycle Medical Billing

• Submit insurance claims accurately and in a timely manner.

• Review claims prior to submission to ensure accuracy, completeness, and compliance.

• Post ERAs/EOBs and patient payments correctly to patient accounts.

• Reconcile payments and identify discrepancies or underpayments.

• Maintain clean, accurate billing records.

  
  

Denials Management & Follow-Up

• Review and follow up on denied, rejected, or unpaid claims.

• Research denial reasons and take corrective action, including claim corrections and resubmissions.

• Track claim status and ensure timely follow-up with insurance carriers.

• Escalate unresolved or complex billing issues appropriately.

  
  

Authorizations & Billing Support

• Obtain missing prior authorizations as needed to support claim resolution.

• Track authorization requirements related to billing issues.

• Coordinate with internal staff when documentation or clarification is needed to support claims.

  
  

Billing Communication & Reporting

• Communicate with insurance payers regarding claim status, payment issues, and denials.

• Support internal communication with the office manager regarding billing progress and outstanding issues.

• Maintain organized billing logs and provide basic reporting as requested.

Tools & Systems

• Sky Billing (billing platform)

• Bitrix24 (internal communication)

• Google Workspace

(Experience with these tools is preferred; strong billing experience with the ability to learn systems quickly is required.)

Requirements

• Proven experience managing the full medical billing cycle (claims submission through payment and follow-up).

• Experience with ERA/EOB posting, patient payment posting, and denials management.

• Familiarity with obtaining and correcting missing prior authorizations.

• Strong attention to detail and accuracy in billing documentation.

• Ability to work independently while collaborating with internal teams.

• Clear, professional communication skills.

• Experience in therapy-based practices (PT/OT/SLP) strongly preferred.

• Comfortable working full-time during CST-aligned hours.

Benefits

• Competitive salary commensurate with experience.

• Opportunities for professional development and growth.

• Work in a dynamic and supportive team environment.

• Make a meaningful impact by helping to build and strengthen families across the globe.