Silbanus Marak

Results-driven Accounts Receivable (AR) professional with 10+ years of experience in US healthcare Revenue Cycle Management (RCM). Expertise in end-to-end AR processes, including claims management, denial resolution, and payment posting. Highly experienced in using CareCloud and NextGen healthcare software for AR and RCM processes.

Certified professional with strong experience handling international clients and improving collection performance. Detail-oriented, reliable, and capable of working independently or within teams.

Independent Contractor – AR (US Healthcare) - New York Ophthalmologist - New York

(2025-01 - 2026-02)

• Managed full-cycle AR follow-ups for a US-based ophthalmology practice using CareCloud and NextGen software.
• Handled insurance verification, claim status checks, and denial resolution to ensure accurate processing.
• Improved collections and cash flow by significantly reducing aging Accounts Receivable.
• Maintained direct, effective communication with US payers for faster resolution of outstanding claims.

Senior Accounts Receivable Specialist - Werq Labs

(2022-01 - 2025-12)

• Led AR processes, including claim follow-ups, dispute resolution, and denial management, leveraging NextGen and CareCloud.
• Ensured timely reimbursement from insurance providers while minimizing outstanding AR balances.
• Investigated and resolved complex billing cases and managed escalations to resolution.
• Maintained high standards of accuracy and productivity, ensuring adherence to client guidelines.

Senior Accounts Receivable (Super Biller Team) - Gebbs Healthcare Solutions

(2017-01 - 2022-12)

• Selected for the exclusive Super Biller Team trained extensively in End-to-End RCM processes.
• Managed complete revenue cycle operations spanning charge entry through to payment posting.
• Handled high-value and complex AR accounts with high precision and attention to detail.
• Reduced claim denials through comprehensive root-cause analysis and timely corrections.
• Consistently met and exceeded monthly collection and productivity targets.

Accounts Receivable Executive - Inventures Knowledge

(2015-01 - 2017-12)

• Processed healthcare claims and conducted systematic follow-ups with insurance companies.
• Assisted in identifying, troubleshooting, and resolving billing issues and discrepancies.
• Supported the broader AR team in achieving and surpassing monthly collection goals.

Assistant Teacher - Don Bosco, Rongkhon

(2012-01 - 2015-12)

• Managed classroom activities, coordinated lesson delivery, and maintained high student engagement.
• Developed strong communication, organizational, and interpersonal skills applicable to cross-functional workplace collaboration.

Higher Secondary - Class XII - Don Bosco College, Tura, West Garo Hills (2009)

Secondary - Class X - Don Bosco School, Dongkamukam, Karbi Anglong (2007)