Medical Billing & Collections Specialist; Healthcare Accounts Receivable

Glendale / Phoenix, AZ 85027 (Hybrid)

Monday–Friday 8:00 AM–4:30 PM (No weekends / No on-call)

$20–$23/hr

Now hiring a Medical Billing & Collections Specialist to support healthcare accounts receivable (AR) and revenue cycle collections. This Medical Billing & Collections Specialist role is perfect for someone who can work aging reports, follow up on denials and underpayments, reconcile payments, and document every action clearly. If you’ve worked in healthcare billing, AR follow-up, insurance collections, or revenue cycle management, this is a strong opportunity with a consistent weekday schedule and a hybrid work setup.

In this role you’ll manage past-due accounts, research claim and payment discrepancies, and communicate professionally by phone and email to drive resolution. You’ll use common healthcare billing tools, payer portals, and Excel to track activity and keep accounts moving. This position rewards attention to detail, persistence, and the ability to prioritize high-volume AR work without errors.

• Manage healthcare accounts receivable (AR) and medical collections, including follow-up on past-due balances
• Monitor AR aging reports, prioritize work by aging/risk, and maintain accurate account notes
• Research and resolve denials, short-pays, disputes, and payment variances using EOB/ERA details and payer guidelines
• Apply and reconcile payments; identify and correct unapplied or misapplied payments
• Generate invoices and maintain clean documentation for audit-ready billing activity
• Communicate with payers/customers and internal partners via phone, email, and chat to resolve billing issues
• Identify recurring denial trends and support process improvement to reduce rework
• Use billing/clearinghouse tools and healthcare revenue cycle systems (plus payer portal navigation)

• Recent experience as a Medical Billing & Collections Specialist (or similar healthcare AR / revenue cycle collections role)
• Solid understanding of AR processes, reconciliation, and collections workflows
• Proven ability to work claim denials, disputes, underpayments, and account research with high accuracy
• Proficient with Microsoft Excel (Pivot Tables/VLOOKUP preferred) plus Teams/Outlook
• Familiarity with tools such as Waystar, Insta Med, Availity, Well Sky, or similar billing/EHR systems (preferred)
• Strong written/verbal communication and consistent follow-through on collections activity
• Able to work hybrid: first 2 weeks on-site training, then 2 days on-site / 3 days work-from-home weekly