Medical Billing Specialist

JOB FUNCTION: Finance & Accounting
JOB TYPE: Temp to Hire
LOCATION: Trenton, NJ
COMPENSATION: $23/hr - $25/hr
REMOTE / ONSITE: Onsite
POSTED: Oct 15, 2025

About Atrium:

What you do matters. As a people-centric organization, we foster an environment of collaboration, high performance, and innovation where your talents are valued, and your achievements are celebrated. Join us and become part of an inclusive team.

Client Overview:

Our client is a long-standing and well-respected non-profit healthcare organization looking for an experienced Medical Biller to join and assist their ever-growing team!

Salary/Hourly Rate:

$23/hr – $25/hr

Position Overview:

The Medical Biller will be responsible for the accurate application of all payments promptly. Candidates must be motivated and able to work in a high-volume, fast-paced environment. Medicare and Medicaid experience is needed. CPC and experience with Athena software are a huge plus.

Responsibilities of the Medical Biller: 

  • Prepare and submit clean claims to various insurance companies.
  • Research and perform all secondary billing.
  • Ensure appropriate supporting documentation is received and completed.
  • Review and recommend claims for adjustment/write off to management.
  • Accurate and timely processing of claims.
  • Analyze and update claims submitted and rejected.
  • Assist with payment posting.
  • Insurance follow-ups.

Required Experience/Skills for the Medical Biller:

  • 2+ years of experience.
  • Knowledge of Explanation of Benefits (EOB).
  • Familiarity with Microsoft Excel.
  • Experience with collections of past due claims.
  • Experience in a high-volume setting.
  • Athena software experience.
  • Strong time management and communication skills.
  • Ability to work independently and cohesively in a team setting.

Education Requirements: 

  • High school diploma or a medical billing certificate is preferred.

Benefits:

  • Atrium Care Package available, upon eligibility (including healthcare plans, discount programs, and paid time off).

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As a woman-owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.
EOE/M/F/D/V/SO

Position ID: 158293