Billing Specialist (Healthcare) - Remote - Contract - Part-Time

Diverse experiences. A shared passion. At Annexus Health, we are a team of dedicated professionals with backgrounds in life sciences, healthcare software technology development, and the healthcare provider setting. While we approach our work from different angles, we are united by our commitment to reducing financial and administrative burdens across the patient access journey to improve access to care and combat financial toxicity at both the patient level and the healthcare organization level. Billing Specialist We are seeking a Billing Specialist to join our growing Adparo team. This person will serve as a key liaison between our clients, financial assistance payers, and internal stakeholders to ensure accurate claims submission, timely resolution of claim issues, and correct payment application. The ideal candidate is detail-oriented, thrives in a service-focused, fast-paced environment, and is motivated by our mission of improving patient access to care.

What You Will Do

• Serve as the primary contact for outreach with financial assistance payers to resolve claims issues and manage open workflows.
• Collaborate with client business offices to:
• Obtain necessary documentation to secure claim approvals.
• Ensure accurate payment posting, including processing of virtual debit cards and checks.
• Resolve payment discrepancies and ensure proper claim routing upstream/downstream as needed.
• Support external partners on complex patient cases requiring advanced billing knowledge.
• Review and act on assigned tasks daily, updating task status, ownership, and notes across AssistPoint and client systems (billing software, EHR, etc.).
• Follow up on claims submitted to patient assistance programs and monitor claims aging reports to ensure timely payment.
• Enroll patients in assistance programs and submit claims based on identified opportunities.
• Facilitate secure, professional communication with clients and internal team members to ensure timely resolution of claim-related activities.
• Respond to any inbound client questions related to patient cases specific to claims management.
• Participate in discussions with leadership on overall claim queue health and progress. About You
• This is a contract-to-hire position. During the contract period, you will work a minimum of 20 hours per week with the ability to flex up to 40 hours per week based on business needs. The timing for conversion to full-time employment may vary and will be determined based on performance, business needs, and mutual fit.
• 3+ years of physician or medical billing experience (IV infusion billing preferred).
• Familiarity with billing systems such as GE Centricity, Unlimited Systems, or Epic.
• Detail-oriented with strong organizational and problem-solving skills.
• Clear, confident communicator with the ability to tailor messaging across stakeholders.
• Self-motivated, able to work independently in a remote setting.
• Tech-savvy and adaptable to multiple systems and workflow platforms.
• Oncology or specialty billing experience is a plus.
• Passionate about improving patient outcomes and access to care.
• Love to have fun! Annexus Health is proud to be an equal opportunity employer and is committed to maintaining a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law. Read more about the Annexus Health culture at annexushealth.com/about/. Apply tot his job

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