Location: Lake Charles, LA (Onsite)

Schedule: Monday – Friday

Duration: 3-Month Contract (Potential Extension)

Company: Sigma Inc. (Supporting CHRISTUS Health)

Sigma Inc. is seeking an experienced Patient Account Specialist Senior with a strong background in physician billing and revenue cycle management. This role is responsible for accurate billing, accounts receivable (A/R) follow-up, denial resolution, and reimbursement processes to ensure timely claim payments.

If you have deep expertise in CPT, HCPCS, ICD coding, and payer guidelines, this is a great opportunity to join a high-performing h...