Christopher Ugwu

Results-driven US Healthcare Revenue Cycle Management (RCM) Specialist with 3+ years of experience in medical billing, coding, and accounts receivable management. Proven track record in submitting clean claims, reducing denials, and accelerating reimbursement through effective AR follow-up and denial resolution. Skilled in CPT, ICD-10-CM, HCPCS coding, payer guidelines, and end-to-end revenue cycle workflows.

Experienced in working with EHR/EMR systems, clearinghouses, and payer portals in remote healthcare environments while maintaining strict HIPAA compliance.

Medical Biller / Medical Coder / RCM Specialist - ZIMA MEDICAL GROUP PLLC - Remote

(2025-01)

• Manage full revenue cycle operations, including charge posting, claim submission, payment posting, and AR follow-up.
• Submit accurate, clean claims to commercial and government payers, reducing rejection rates
• Perform denial analysis and resubmissions to maximize reimbursements and reduce aging AR.
• Apply CPT, HCPCS, and ICD-10-CM codes with appropriate modifiers to ensure compliance and accuracy.
• Review EOBs and ERAs to identify underpayments and discrepancies
• Investigate and resolve billing discrepancies and claim rejections through clearinghouses and payer portals.
• Maintain detailed documentation in billing and practice management systems.
• Ensure strict compliance with HIPAA and payer regulations.

Medical Billing and Coding Specialist/ Payment Poster - NOALA SOLUTIONS LIMITED

(2024-01 - 2025-01)

• Processed 50+ patient records daily, ensuring accurate coding and claim submission.
• Posted insurance and patient payments, adjustments, and reconciled billing discrepancies.
• Conducted AR follow-up across aging buckets to recover outstanding claims.
• Reviewed EOBs to determine corrective actions for denied or underpaid claims.
• Applied CPT modifiers and payer guidelines to correct and resubmit claims.
• Collaborated with providers to improve documentation and billing accuracy.
• Contributed to process improvements that generated $150K+ in recovered revenue

Virtual Medical Assistant (Billing Support) - MACIE MEDICAL PPLC - Remote

(2023-01 - 2024-01)

• Verified patient insurance eligibility and benefits prior to services.
• Obtained prior authorizations and ensured documentation compliance.
• Managed patient scheduling and provider coordination.
• Updated patient records in EHR systems (eClinicalWorks)
• Supported billing teams with documentation and AR-related follow-ups.

M.Sc. - Industrial Biochemistry & Biotechnology - University of Nigeria, Nsukka

B.Sc. - Biochemistry / Microbiology - University of Nigeria, Nsukka