Medical Billing Specialist ABA

About the role

RightWay ABA is a growing Applied Behavior Analysis (ABA) therapy practice serving families across New Jersey through five center locations—Paramus, Piscataway, Jersey City, Pompton Plains, and Tinton Falls—as well as in-home and daycare-based services. We're expanding our in-house revenue cycle team and are seeking a detail-oriented Medical Billing Specialist to take ownership of weekly claims processing, denial management, and accounts receivable follow-up in a fully remote environment.

Responsibilities

• Prepare and submit clean claims on a weekly billing cycle for commercial payers and Medicaid MCOs.
• Manage denials and rejections from start to finish, including corrections, resubmissions, and appeals.
• Resolve denial codes such as CO-96 and CO-197, as well as clearinghouse rejections.
• Post payments and reconcile ERA/835 remittances against expected reimbursement.
• Maintain accurate billing records within the practice management system and track denial trends.
• Collaborate with credentialing, intake, and billing leadership to proactively resolve issues.

Requirements

• Minimum of 2 years of medical billing experience, including denial management and AR follow-up.
• Strong understanding of claim submission, ERA/835 remittances, payer adjudication, and appeals.
• Experience working with denial and adjustment codes and clearinghouse workflows.
• Excellent attention to detail and ability to meet deadlines in a fast-paced environment.
• Strong written and verbal communication skills.
• Ability to work independently in a remote setting.
• Reliable high-speed internet connection and a private, HIPAA-compliant workspace.

Preferred Qualifications

• Experience with ABA or behavioral health billing.
• Familiarity with New Jersey payers, including Horizon, Aetna, UnitedHealthcare, and Medicaid MCOs.
• Experience using EMR/practice management systems and workflow tools such as Monday.com.
• Knowledge of ABA CPT codes including 97151, 97155, and 97156.