Meet Our Staff

Paula Ferriera – Office Manager

Paula was born and raised in North Kohala. After graduating with a Bachelor of Science degree in Allied Health from Azusa Pacific University, she returned home to the Big Island. She has been with Waimea Smiles since 2001.

The role of office manager suits her well. She loves to help, encourage and motivate others. She is honored to work with such an amazing team.

You might be surprised to learn: Paula has always loved music. She has been singing from a very young age and is pretty good at it.

Heatherlynn Cardona-Walther – Financial Coordinator

Heather was born and raised on Maui until she moved to the Big Island in 1997 then to San Diego in 2016, where she became a registered dental assistant and later transitioned to the front office. She loves dentistry, watching doctors work, and getting to know her patients. She recently moved back to the Big Island in 2022 to settle down and be closer to her family.

You might be surprised to learn: Heather’s first language in school was Hawaiian, as she attended Kula Kaiopuni ‘o Maui immersion school in elementary, and she danced hula until she was in high school.

Sasha Allison – Dental Hygienist

Sasha graduated from the University of New Mexico School of Medicine with a baccalaureate of Dental Hygiene. She loves to travel with friends and snorkel. Her favorite things to watch are baseball, boxing, Formula 1 racing, and Korean dramas.

You might be surprised to learn: Sasha spent 15 years volunteering with Little League Baseball.

Gladys Viera – Dental Assistant
Originally from Massachusetts, Gladys has lived on the Big Island since 2020. She’s very grateful to be starting her career in the dental field with Dr. Miyasato. As a dental assistant, Gladys loves to provide care to all. The best part of working as a dental assistant is seeing the smiles and rising self confidence  in our patients as they see the results of the care provided for them.
You might be surprised to learn: Gladys came to the Big Island as a Christian Missionary. After traveling the states and the world, her heart was set on Hawaii. She has rooted herself in the community and local church as a worship leader and various other ministries.
Abby Dodds  – Dental Assistant

Abby was born and raised on the Hamakua Coast and recently moved back from O’ahu.

She has been a dental assistant for over 7 years and enjoys assisting with complex restorative cases. She especially likes being a part of our patients journey to better functionality and beauty.

You might be surprised to learn: Abby likes to beat her husband at video games.