Annie A

HIPAA Certified Medical Billing Specialists/Credentialing Specialist | Upwork/Fiverr /LinkedIn

Fiverr

Dec 2019 - Present • 6 yrs 5 mos

I am skilled Medical Billing & Coding Specialist and RCM expert with over 12 years of comprehensive experience in healthcare billing and credentialing. Successfully managed end-to-end billing processes, including claims submission and denial management for various medical practices, while ensuring compliance with insurance guidelines in high-volume environments . I Proficient in medical coding (ICD-10, CPT), insurance verification, and claims processing using top industry software. Delivers customized billing solutions that optimize revenue and minimize rejections for healthcare providers. I have successfully completed multiple projects on Fiverr and Upwork, working with a variety of healthcare practices. My experience includes Urgent Care centers, Primary Care providers, Labs, Mental Health/ABA , Physical and Occupational Therapy clinics, Internal Medicine providers, and several other specialties. I completed different jobs such Medical Billing Specialist , Prior Authorization Specialist , Referrals Specialist , Credentialing & Enrollment Specialist , Virtual Assistance.

Medical Biller

AME MEDICAL GROUP • Freelance

Aug 2021 - Dec 2025 • 4 yrs 4 mos

As a certified billing specialist I bring extensive experience in medical billing, revenue cycle management (RCM), and practice operations.Over the years, I have successfully: ►Reduced AR aging and improved cash flow for practice ►Identified and corrected large-scale payment posting discrepancies ►Implemented structured audit systems to minimize billing errors ►Streamlined internal workflows and reporting processes ►Managed high-value AR portfolios while ensuring compliance and accuracy Credentialing ►ERA Setup My focus is always on transparency, accountability, and maximizing collections while maintaining strict compliance standards. I work closely with providers to ensure accurate reporting, financial clarity, and sustainable revenue growth.

Revenue Cycle Manager

Steady Medical Billing • Full-time

Dec 2020 - Dec 2025 • 5 yrs

As a certified Revenue Cycle Manager I bring extensive experience in medical billing, revenue cycle management (RCM), and practice operations.Over the years, I have successfully: ►Reduced AR aging and improved cash flow for practice ►Identified and corrected large-scale payment posting discrepancies ►Implemented structured audit systems to minimize billing errors ►Streamlined internal workflows and reporting processes ►Managed high-value AR portfolios while ensuring compliance and accuracy Credentialing ►ERA Setup My focus is always on transparency, accountability, and maximizing collections while maintaining strict compliance standards. I work closely with providers to ensure accurate reporting, financial clarity, and sustainable revenue growth.