Open To Work
Mia Avangeline Sandoval
Denver,CO
Summary
Adaptable and service-oriented professional with a diverse background in customer service, early childhood education, and financial auditing. Experienced in resolving complex patient billing and insurance issues as a Tier II Medical Customer Service Representative, managing sensitive data and delivering empathetic support. Skilled in independent overnight operations and financial reporting as a Night Auditor for major hotel brands. Holds Lead Teacher qualification in early childcare and brings strong communication, multitasking, and problem-solving skills across all roles. Tech-sawy and dependable, with hands-on experience using systems like Opera, Lightspeed, FOSSE, and remote support tools. Eager to contribute to a remote customer service team with professionalism, clarity, and
Overview
4
4
years of professional experience
Work History
Patient Support Specialist
Zynex Medical
02.2024 - 07.2024
- Handled escalated patient inquiries with professionalism and care.
- Assisted patients with complex issues related to delinquent accounts, insurance coverage, billing discrepancies, and payment options.
- Navigated and explained insurance benefits and eligibility across multiple providers.
- Maintained HIPAA compliance while handling sensitive medical and financial information.
- Researched accounts, verified coverage, and coordinated with billing departments.
- Adapted quickly to updated procedures and systems in a fast-paced, remote-ready setting.
- Collaborated with team members to enhance service delivery and customer satisfaction.
- Maintained accurate records of customer interactions in the CRM system.
- Coordinated with logistics to ensure timely delivery of medical supplies.
- Assisted patients with product inquiries and order processing.
- Educated patients on proper equipment usage and care procedures.
- Documented patient interactions in the electronic health record system.
- Processed payments for copays and deductibles accurately according to established guidelines.
Night Auditor
Hilton, Marriott, Sonesta
03.2021 - 02.2023
- Ensured accurate daily financial reporting and smooth overnight operations.
- Reconciled daily transactions, balanced ledgers, and generated audit reports for management.
- Experienced with multiple POS and hotel management systems, including Opera, Lightspeed, and FOSSE.
- Handled guest services during overnight shifts, including check-ins, check-outs, and resolving guest concerns.
- Maintained accuracy and attention to detail under minimal supervision, often managing both front desk operations and financial closeout duties.
- Trusted to work independently, demonstrating reliability, discretion, and strong multitasking skills.
- Managed nightly financial reconciliations and ensured accuracy of cash handling.
- Coordinated front desk operations, addressing guest inquiries and concerns efficiently.
- Processed room charges and adjustments, maintaining updated guest account records.
- Generated daily reports detailing occupancy rates, revenue, and other key metrics.
- Handled night audit paperwork, verification of daily room occupancy and hotel revenue reviews.
- Audited and balanced cash and credit transactions daily and reset register for next day's operations.
- Checked auditing discrepancies by reconciling cash drop and credit card transactions.
- Processed guest check-outs, including payment processing and providing receipts.
Early Childhood Educator
Washington Children's Center
04.2020 - 03.2021
- Worked in early childhood education with children, supporting social, emotional, and cognitive development in a structured, nurturing environment.
- Holds a Level 2 certification in PDIS (Professional Development Information System).
- Up to date on all required continuing education and training classes.
- Qualifies as a Lead Teacher ng requirements, demonstrating leadership and compliance with regulatory standards.
- Skilled in classroom management, curriculum support, and parent communication.
- Maintained cleanliness and organization of classroom materials and resources.
- Provided a safe and stimulating learning environment for young children.
- Maintained daily records of individual activities, behaviors, meals and naps.
- Organized indoor and outdoor playtime activities to promote physical and mental development of children.
Education
High School Diploma -
Denver South High School
DenverSkills
- Customer Service
- Call Resolution
- Early Childhood Education
- Financial Reporting
- Auditing
- Insurance Billing
- HIPAA Compliance
- Opera
- Lightspeed
- FOSSE
- Problem Solving
- Communication
- Insurance navigation
- Patient education
- Billing resolution
- CRM management
- Customer relationship management
- Record keeping
- Effective communication
- Problem solving
- Attention to detail
- Policy adherence
- Data entry proficiency
- Patient satisfaction
Work Preference
Job Search Status
Open to workWork Type
Full TimePart TimeLocation Preference
RemoteOn-SiteSalary Range
$45000/yr - $200000/yrTimeline
Patient Support Specialist
Zynex Medical
02.2024 - 07.2024
Night Auditor
Hilton, Marriott, Sonesta
03.2021 - 02.2023
Early Childhood Educator
Washington Children's Center
04.2020 - 03.2021
High School Diploma -
Denver South High School