Sonja (Serrao) Madrigal
Wailuku,Hi
Summary
CORE SKILLS
PROFESSIONAL SUMMARY
Experienced administrative and customer service professional with extensive background in office coordination, clerical support, patient relations, scheduling, billing, and customer assistance. Strong communication, organizational, and multitasking skills with experience in healthcare, banking, and public-facing environments. Dedicated to providing professional service while maintaining accuracy, confidentiality, and efficiency.
Overview
46
46
years of professional experience
Work History
Caregiver Fulltime Live In
Mother
Wailuku, HI
08.2022 - 01.2026
- Provided personalized care and assistance with daily living activities.
- Developed and maintained positive relationships, enhancing emotional well-being.
- Managed medication schedules, ensuring timely administration and adherence.
- Assisted with mobility and physical therapy exercises to promote recovery.
Assistant Office Manager
Hawaii Family Dental Centers
Kahului, HI
11.2021 - 08.2022
- Assisted with daily front office operations and patient coordination
- Managed scheduling, records, insurance verification, and customer service
- Maintained professional communication with patients and staff
Airport COVID Screener Supervisor
Roberts of Hawaii
Kahului, HI
08.2020 - 11.2021
- Supervised screening operations and ensured compliance with health procedures
- Assisted travelers and maintained organized workflow in a fast-paced environment
- Provided professional customer assistance and staff support
- Collaborated with team members to enhance workflow efficiency and improve customer service interactions.
Insurance, Billing, and Treatment Coordinator
Gentle Dental Aka Interdent Corporation
Milpitas, CA
05.2018 - 03.2020
- Coordinated patient treatment plans, billing, and insurance processing
- Managed scheduling and patient account documentation
- Assisted with office administration and customer service
- Collaborated with healthcare providers to streamline communication regarding patient needs and progress.
Office Assistant Manager
Manila Dental Center
Union City, CA
03.2018 - 05.2018
- Managed patient scheduling and appointment confirmations to improve office efficiency.
- Assisted in maintaining accurate patient records and documentation for compliance purposes.
- Mentored junior office staff on best practices in customer service and administrative support tasks.
- Maintained confidentiality in handling sensitive information while performing administrative tasks.
- Expedited document processing with accurate data entry and timely filing.
- Facilitated better customer service by promptly addressing inquiries and concerns via phone and email.
- Assisted in preparation of reports and presentations, which contributed to informed decision-making processes.
Front Office, Credentialing, & Treatment Coordi
Morgan Hill Dental Care
Morgan Hill, CA
04.2011 - 03.2018
- Managed front desk operations, patient scheduling, and insurance verification
- Maintained patient records and coordinated office communications
- Provided administrative and clerical support in a busy office environment
- Processed Dentist License Credentialing Updates
Front Office Coordinator
Dr. Peter L. Conmy Orthodontics
Kahului, HI
10.2009 - 04.2011
- Coordinated patient scheduling to optimize office workflow and enhance patient experience.
- Managed front desk operations, ensuring efficient communication between patients and clinical staff.
- Developed and maintained office protocols to improve patient intake processes and data accuracy.
- Trained new staff on administrative procedures, fostering a collaborative team environment.
- Handled financial transactions responsibly, collecting copayments and processing payments with attention to detail.
Front Office Coordinator
Southbridge Family Dentistry
Littleton, CO
11.2008 - 09.2009
Call Center Customer Service Representative
Hawaii Community Federal Credit Union
Kailua-Kona, HI
09.2007 - 10.2008
Treatment Coordinator
Piedmont Dental Center
Milpitas, CA
01.2002 - 08.2007
Hygiene Coordinator
Dr Charles R. Bocks III
Willow Glen, Ca
12.1997 - 12.2001
Banking Center Manager
Wells Fargo Bank
San Jose, CA
05.1995 - 11.1997
Enhanced Sales & Services Agent
Wells Fargo Bank
San Jose, CA
01.1988 - 11.1995
Loan Processing Clerk
Wells Fargo Bank
San Jose, CA
08.1987 - 11.1988
Branch Specialist
Bank of America
San Jose, CA
08.1984 - 11.1987
Printing Press Operator
Deluxe Check Printers
Campbell, CA
07.1980 - 08.1984
Education
50939 - Licensed And Registered Dental Assistant
San Jose City College
San Jose, CA09-1997
High School Diploma -
H P Baldwin High School
Wailuku, HI06-1979
Skills
- CORE SKILLS
- Customer Service
- Office Administration
- Clerical Support
- Scheduling & Coordination
- Records Management
- Data Entry
- Billing & Insurance Verification
- Telephone & Front Desk Operations
- Microsoft Office
- Team Collaboration
- Problem Solving
- Public Interaction
Timeline
Caregiver Fulltime Live In
Mother
08.2022 - 01.2026
Assistant Office Manager
Hawaii Family Dental Centers
11.2021 - 08.2022
Airport COVID Screener Supervisor
Roberts of Hawaii
08.2020 - 11.2021
Insurance, Billing, and Treatment Coordinator
Gentle Dental Aka Interdent Corporation
05.2018 - 03.2020
Office Assistant Manager
Manila Dental Center
03.2018 - 05.2018
Front Office, Credentialing, & Treatment Coordi
Morgan Hill Dental Care
04.2011 - 03.2018
Front Office Coordinator
Dr. Peter L. Conmy Orthodontics
10.2009 - 04.2011
Front Office Coordinator
Southbridge Family Dentistry
11.2008 - 09.2009
Call Center Customer Service Representative
Hawaii Community Federal Credit Union
09.2007 - 10.2008
Treatment Coordinator
Piedmont Dental Center
01.2002 - 08.2007
Hygiene Coordinator
Dr Charles R. Bocks III
12.1997 - 12.2001
Banking Center Manager
Wells Fargo Bank
05.1995 - 11.1997
Enhanced Sales & Services Agent
Wells Fargo Bank
01.1988 - 11.1995
Loan Processing Clerk
Wells Fargo Bank
08.1987 - 11.1988
Branch Specialist
Bank of America
08.1984 - 11.1987
Printing Press Operator
Deluxe Check Printers
07.1980 - 08.1984
50939 - Licensed And Registered Dental Assistant
San Jose City College
High School Diploma -
H P Baldwin High School