Description We are looking for a skilled Medical Billing Specialist to join our team on a 12-week contract basis in Milwaukee, Wisconsin. This role involves ensuring accurate claims processing and reimbursement in a collaborative healthcare setting. If you thrive in a fast-paced environment and have a strong attention to detail, this opportunity is a great fit for you. Responsibilities: • Review patient accounts and billing data to identify discrepancies and ensure accuracy. • Prepare and submit claims using UB04 and CMS1500 formats, adhering to payer-specific guidelines. • Identify and resolve billing errors, resubmitting claims promptly to avoid payment delays. • Follow up on unpaid or denied claims, collaborating with payers and internal teams to resolve issues. • Ensure compliance with insurance regulations and government policies, including Medicare and Medicaid. • Communicate with clinical and administrative staff to gather necessary information for accurate billing. • Maintain detailed and organized records of all billing activities. • Collaborate with team members to improve billing processes and efficiency. • Utilize medical billing systems effectively to track claims and payments. • Provide support for appeals and authorizations as needed. Requirements • Minimum of 3 years of experience as a Medical Biller in a healthcare setting. • Proficiency in UB04 and CMS1500 billing formats. • Familiarity with ICD-10 coding and medical billing systems such as Epic. • Strong understanding of insurance claims processes and billing compliance requirements. • Excellent attention to detail and organizational skills. • Ability to work independently and meet deadlines in a fast-paced environment. • Knowledge of accounts receivable, appeals, and authorizations processes. • Certification in medical billing is a plus but not required. Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .