Accounts Assistant - Medical Billing & Reconciliation

State of Missouri; St. Louis (MO); On-site; USD 32,000 - 52,000; Full time

Benefits offered by this job

Health, Vision, Dental Insurance

Paid Life Insurance

Cafeteria Plan

Deferred Compensation

MOSERS Retirement

13 paid holidays

Annual leave 10 hours/month

Sick leave 10 hours/month

Job summary

State of Missouri’s St. Louis Forensic Treatment Center – North Campus seeks a full-time Accounts Assistant to support Hawthorn Children’s Psychiatric Hospital and both FTC locations with billing, CIMOR data entry, and financial reconciliation.

The role requires accurate data handling, strong organization, and problem-solving abilities while managing claims across Medicare, Medicaid, and private insurers. Proficiency in Excel and Healthlink’s Access Database is preferred.

Qualifications

• 1–3 years of relevant experience (may be substituted)
• Knowledge of billing insurance claims
• Knowledge of basic research methods related to financial transactions
• Ability to identify and resolve issues
• Reliable with strong organizational skills and attention to detail
• Ability to use a computer and work with various software applications

Responsibilities

• Manage claims processing for Hawthorn and FTC across Manage Care, Private insurance, Medicare and Medicaid to ensure timely reimbursement.
• Prepare monthly LabCorp pathology reports for CIMOR billing entry.
• Process medical bills via Healthlink Access Database and send provider letters as needed.
• Maintain monthly billing spreadsheets for Cost Reporting using Excel.
• Determine and assign correct Revenue codes for checks and proper posting.
• Sort and distribute incoming mail to appropriate departments.

Skills

Billing knowledge

Insurance claims

Data entry

Issue resolution

Organizational skills

Computer proficiency

Tools

CIMOR

Excel

Access Database

Job description

State of Missouri’s St. Louis Forensic Treatment Center – North Campus seeks a full-time Accounts Assistant to support Hawthorn Children’s Psychiatric Hospital and both FTC locations with billing, CIMOR data entry, and financial reconciliation.

The role requires accurate data handling, strong organization, and problem-solving abilities while managing claims across Medicare, Medicaid, and private insurers. Proficiency in Excel and Healthlink’s Access Database is preferred.