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Medical Billing Team Lead / Accounts Receivable (AR) – Managed Care

Northwell Healthcare

Chappaqua, Westchester, United States · Posted October 26, 2026

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About the job

FlexStaff is seeking a Medical Billing / Accounts Receivable (AR) Specialist with Managed care account receivable experience for a client—a medical administration practice—located in Westchester, NY .

Position Summary

You will oversee an assigned group of payors, manage a billing support team, and work alongside them to maximize reimbursement, resolve outstanding accounts, and escalate issues as needed.

Qualifications

5+ years of medical billing experience with strong revenue cycle knowledge; familiarity with CPT/ICD-10 coding required, anesthesia experience preferred

Ability to calculate expected reimbursements across multiple managed care payors and rate structures

Prior accounts receivable experience in a fast-paced, high-volume medical billing environment

Schedule

Hybrid: Tuesday, Thursday, Friday onsite / Monday and Wednesday remote

Hours: Monday–Thursday: 8:30 AM–4:30 PM

Friday: 8:00 AM–4:00 PM

1-hour paid lunch

Ability to work remotely on a hybrid basis with secure Wi-Fi, appropriate computer equipment, and dual monitors

Key Responsibilities

Troubleshoots escalated claims and payor issues and coordinates resolution with internal leadership and external partners

Prepares AR reports, follows up on outstanding balances, and reviews billing system reports

Supports staff training, performance management, team meetings, and process improvement

Leads assigned goals, projects, audits, and issue tracking while identifying trends and escalating major concerns

Communicates effectively with internal staff, payors, and clients

Maintains productivity, compliance with HIPAA and billing regulations, and a high standard of professionalism.

If you meet the qualifications and are interested in this opportunity, we encourage you to apply.

*Additional Salary Details

The salary range and/or hourly rate listed is a good faith determination of potential base compensation that may be offered to a successful applicant for this position at the time of this job advertisement and may be modified in the future. When determining a team member’s base salary and/or rate, several factors may be considered as applicable (e.g. location, specialty, service line, years of relevant experience, education, credentials, negotiated contracts, budget, and internal equity).