Administrative Services Assistant

Medical Billing | Claims Processing | Eligibility Verification | Insurance Verification | Payment Processing | Claims Denials | Vendor Management | Invoice Processing | Microsoft Excel | Spreadsheet Tracking | Data Entry | Healthcare Administration. This position will support the processing of medical service bills, verify client eligibility, track payments and denials, communicate with vendors, and maintain accurate billing and eligibility records.

Administrative Services Assistant – Medical Billing

Location: Nashville, TN | Hybrid
Pay Rate: $24/hour
Contract Duration: 11/30/2026 – 11/30/2027
Schedule: Monday–Friday, 8:00 AM–5:00 PM CST
Benefits: Medical benefits and PTO
Industry: Healthcare

Position Overview

We are seeking an Administrative Services Assistant with experience in medical billing, claims processing, eligibility verification, and healthcare administration. This position will support the processing of medical service bills, verify client eligibility, track payments and denials, communicate with vendors, and maintain accurate billing and eligibility records.

Key Responsibilities

• Process medical service bills for eligible clients.
• Verify client eligibility prior to processing payments.
• Ensure payer-of-last-resort requirements are met before program funds are used.
• Enter invoices into PTBMIS to authorize payments.
• Perform payment status checks and follow up on outstanding items.
• Assist with denied payments by researching issues and corresponding with healthcare vendors.
• Maintain internal Excel spreadsheets to accurately track payments, denials, and follow-up activities.
• Assist with recoupment processes when necessary.
• Maintain and distribute updated covered-services fee schedules.
• Assist with the annual vendor authorization process.
• Process client eligibility applications within RWES.
• Maintain accurate and confidential healthcare, billing, and eligibility documentation.

Qualifications

• Previous experience with medical billing, healthcare claims, invoice processing, payment authorization, reimbursement, or denials.
• Experience with eligibility or insurance verification.
• Experience researching denied or unpaid medical claims and following up with healthcare providers or vendors.
• Strong Microsoft Excel, spreadsheet tracking, and data-entry skills.
• Strong attention to detail and accuracy when processing high-volume billing information.
• Experience in Medicaid, Medicare, managed care, public health, benefits administration, Ryan White, ADAP, HIV services, or another healthcare/public program is highly preferred.
• Experience with PTBMIS or RWES is a plus but not required.
• Strong administrative, organizational, and vendor communication skills.
• Must currently reside in Tennessee and be comfortable working a hybrid schedule in Nashville.

Key Skills

Medical Billing | Claims Processing | Eligibility Verification | Insurance Verification | Payment Processing | Claims Denials | Vendor Management | Invoice Processing | Microsoft Excel | Spreadsheet Tracking | Data Entry | Healthcare Administration




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