Isaac Guillermo Herrera Arrieta

Executive Asistant

Magic

Nov 2025 - Current (8 months)

Medical Billing Specialist

Health Prime

Jun 2023 - Jun 2025 (2 years 1 month)

• Taken patient calls to resolve billing questions, issues or general RCM matters in order to assure claims processed and paid in a timely manner. Confirmed eligibility and benefits with patients although contracting and credentialing with practice. • Reviewed and entered patient data into billing software, confirming accurate coding and insurance information to expedite reimbursement cycles and reduce claim denials. • Processed an average of 150 medical billing claims per week over 18 months using Athena Health, resulting in a 22% reduction in claim denials and accelerating accounts receivable turnover by 16%.

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Human Resources Case Manager

PTS Consulting Services Global

Mar 2022 - Nov 2022 (9 months)

• Outsourcing for Amazon Disability and Leave Services. Case manager in charge of handling medical absence requests based on accruals, state and federal labor laws. • Processed employee documentation and tracked absence status by interpreting federal and state regulations, ensuring accurate compliance with HR policies and timely resolution for Disability and Leave Services cases. • Applied Six Sigma methodologies to enhance efficiency and effectiveness within case management processes, particularly in optimizing workflows for disability and leave services, despite the primary focus being on third-party services for Amazon.

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Loan Analyst

EMPIRE SHARED SERVICES

Jun 2021 - May 2022 (1 year)

• Loan analyst responsible for outbound calls to prospects who have applied via web forms. Managed handling of bank statements, credit reviews, and credit reporting to bureaus. • Evaluated applicants' financial documentation by reviewing income statements, tax returns, and credit histories to determine creditworthiness and align offers with lending criteria. • Conducted financial prior-authorizations and verification of financial documentation to assess candidate eligibility for loans, ensuring compliance with lending policies.

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Call Center Team Manager

First Class Customer Service

Feb 2020 - Feb 2021 (1 year 1 month)

• Team manager in charge of the email department and the address verification department, workforce management oriented. • Streamlined call center workflows by refining training protocols and implementing updated performance monitoring tools, leading to enhanced customer satisfaction and increased team productivity. • Managed team operations within a call center environment, including the email and address verification departments, with a strong focus on workforce management principles. • Leveraged Six Sigma methodologies to identify and eliminate inefficiencies in departmental processes, ensuring high standards of operational excellence and a commitment to quality. • Clarified a potential misunderstanding regarding prior authorizations; wh

Isaac Guillermo Herrera Arrieta

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