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Medical Biller - P/T or F/T - O'Fallon, MO - Gateway Asthma & Allergy

Esse Health
Fallon, MO Part Time
POSTED ON 7/6/2026 CLOSED ON 8/9/2026

What are the responsibilities and job description for the Medical Biller - P/T or F/T - O'Fallon, MO - Gateway Asthma & Allergy position at Esse Health?

Esse Health is the largest independent physician practice in the St. Louis Metropolitan area with over 100 physicians, in 35 locations, serving nearly 130,000 patients. We are leading the healthcare community by placing patients and their physicians at the center of health decisions. Esse Health is more than a healthcare provider - it's a place where medicine is a calling and not just a profession. It's a team of extraordinary medical professionals with the latest ideas for keeping patients healthier.

Join Our Team

We are searching for a part-time Medical Biller for our Gateway Asthma & Allergy office located in O'Fallon!

Opportunity

  • Part-time or Full-time - we are open to hearing the schedule you desire!
    • Let us know what days and hours you would like work (during regular business hours, Monday - Friday)! This position also shares in rotating coverage of a Saturday morning shift
  • No nights or holidays
  • Outpatient clinical practice
  • Benefit eligibility depends upon number of hours worked
Day-to-Day

  • The primary responsibility of this position is to assist with billing all immunotherapy and biologics for the practice
  • The Medical Biller will also be cross-trained to cover the front desk including:
    • Performing patient check-in/check-out
    • Scheduling patient appointments
    • Collecting co-payments
    • Verifying insurance
    • Registering patients/update patient demographics
    • Answering the telephone
    • Balancing monies at day end
Who We Are Seeking (preferred)

  • The Medical Biller is highly visible in their interactions with patients and must therefore project a positive office image at all times including smiling, greeting patients with enthusiasm, and maintaining an upbeat, positive attitude in all interactions with patients and coworkers.
  • Formal training which will probably be indicated by a high school diploma or equivalent.
  • 1 or more years of experience working in a healthcare setting.
  • A Billing & Coding Certificate or completion of schooling is not required, but preferred.
  • Knowledge of medical terminology,
  • Knowledge of the different types of health insurance plans; i.e. HMO’s, PPO’s, etc.
  • PC/Windows proficiency.
  • Medical coding familiarity.
  • Willingness to assign high priority to patient comfort and satisfaction.
  • Ability to communicate effectively and to work compatibly with physicians, coworkers, and employees in other departments.

What We Offer

  • Physician-led, supportive practice environment
  • Pay range will be between $18.00 - $23.00/hour (factors considered will include relevant work experience and education)
  • Benefits the first of the month following your hire date (minimum hours worked must be met to be eligible)
    • Available benefits: Medical, Dental, Vision, Life, Long/Short Term Disability, Health Savings Account/Flexible Spending Account, Fraud Protection, Legal, Pet and other miscellaneous
  • Generous PTO policy 9 paid holidays (minimum hours worked must be met to be eligible)
  • 401k match profit sharing (minimum hours worked must be met to be eligible)
  • Tuition reimbursement (minimum hours worked must be met to be eligible)
  • Wellness program
  • Opportunities for professional growth and mentorship
  • Emphasis on work-life balance
EOE

Salary : $18 - $23

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