MACIEJ MITTELSTÄDT
Wrocław,Poland
Summary
Professional with strong background in customer interactions and service solutions. Highly skilled in conflict resolution, communication, and problem-solving, ensuring customer satisfaction and loyalty. Effective team collaborator, adaptable to changing needs, and consistently focused on achieving results through efficient and empathetic service. Known for reliability and proactive approach to meeting customer and organizational goals.
Diligent Data Analyst with solid background in customer service. Proven track record of efficiently resolving customer inquiries and maintaining high satisfaction rates. Demonstrated ability to leverage communication and problem-solving skills to enhance customer experience.
Overview
15
15
years of professional experience
Work History
Senior Medical Billing Specialist
Medserv
Wrocław, Ireland
01.2019 - 08.2025
- Responsible for managing the billing process, ensuring accuracy and compliance with financial standards
- Creating invoices, processing payments, and resolving any billing discrepancies
- Review and appeal denied claims and resolve billing issues with insurance companies
- Handle patient billing inquiries and explain insurance guidelines
- Work with patients to create payment plans when necessary
- Verify patient insurance eligibility and benefits
- Follow up on unpaid claims, including resubmitting denied or rejected claims
- Review medical records to ensure accuracy in the billing process
- Oversaw medical billing operations, ensuring compliance with industry regulations and best practices.
- Mentored junior staff on billing processes, enhancing team proficiency and accuracy.
Forklift Operator
Wabco
Wrocław, Poland
01.2018 - 01.2019
- Safely and efficiently move goods within warehouses and industrial sites using
Delivery Driver
Domino’s Pizza
Witham, UK
01.2016 - 01.2018
- Transport goods efficiently and safely from one location to another
Delivery Driver
Donald Freeston
Witham, UK
01.2016 - 01.2018
- Loading, transporting, and delivering items to clients or businesses in a safe, timely manner
Cutting Table Operator
Village Glass/SynSeal
Witham, UK
01.2013 - 01.2016
- Set up, operate, and maintain cutting machines to produce precise and high-quality cuts from various materials
Forklift Driver
SOPP Polska
Kamienna Góra, Poland
01.2011 - 01.2013
- Loading, unloading, moving materials, maintaining inventory and ensuring a safe work environment
Education
ESOL Examinations - Writing and Speaking
University of Cambridge
01.2016
High School Degree - Data Analyst
Kamienna Góra
Kamienna Góra, Poland01.2011
Skills
- Data interpretation
- Service excellence
- Advanced Excel and Office skills
- Prioritization and scheduling
- Effective team collaboration
- Attention to detail
- Analytical problem solving
- Personal accountability
- Responsive to new challenges
- Workplace professionalism
- Claims processing expertise
- Business development
Accomplishments
- Developed interactive Tableau dashboards that reduced decision making time by 35% for leadership.
- Streamlined invoicing by 20% reducing errors by 45%.
- Reduced average accounts receivable age by 20%.
- Improved accuracy to 99% + by optimizing billing system or processes.
- Achieved a 90%+ satisfaction rating by ensuring accurate billing and resolving issues quickly.
LANGUAGES
Polish (native)
English (C2)
Timeline
Senior Medical Billing Specialist
Medserv
01.2019 - 08.2025
Forklift Operator
Wabco
01.2018 - 01.2019
Delivery Driver
Domino’s Pizza
01.2016 - 01.2018
Delivery Driver
Donald Freeston
01.2016 - 01.2018
Cutting Table Operator
Village Glass/SynSeal
01.2013 - 01.2016
Forklift Driver
SOPP Polska
01.2011 - 01.2013
High School Degree - Data Analyst
Kamienna Góra
ESOL Examinations - Writing and Speaking
University of Cambridge