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Marisol Bonilla, an experienced healthcare provider in dentistry, is a Registered Dental Hygienist  at Malden Dental Associates. Prior to working at Malden Dental Associates, Marisol worked as an experienced dental hygienist for over 10 years in the states of Ohio, Arizona, and here in Massachusetts.  Marisol is a graduate from Lorain County Community College in Ohio, earning her associates degree in Applied Science, with focus on Dental Hygiene.

Marisol is very passionate about her profession. She enjoys treating and educating her patents about their oral hygiene and has volunteered at several public healthcare events to help increase awareness and educate communities about better oral hygiene. One of her passionate future goals is to be able to volunteer for missionary work in dentistry.

Outside dentistry she enjoys furniture refinishing, event planning, crafts, being a foodie, interior designing  and watching horror movies.




Yolanda has worked in the Dental Field for over 16 years, most recently as a Registered Dental Hygienist at Malden Dental Associates. Her career started as a dental assistant working with general dentists, oral surgeons and orthodontists before returning to school to pursue her dream of becoming a dental hygienist.  Yolanda is a graduate from Middlesex Community College in Massachusetts, earning her associates degree in Science.  

She enjoys developing relationships with her patients as she helps to improve patients’ oral health by educating and motivating them.

Yolanda speaks fluent English and Spanish, likes to travel, run and spend time with her family.


KELLY Olsen, RDH: 

As a recent addition to the team, Kelly joined Malden Dental Associates as a Registered Dental Hygienist. She received her Associate in Science in Dental Hygiene degree from Middlesex Community College. With a passion for preventative care, Kelly enjoys getting to know her patients and delivering individualized treatment. In the future, she hopes to further her career and go back for her Bachelors degree.
When she isn’t cleaning teeth, she enjoys spin class, exploring new places, and taking her black lab to the dog park. 




Jessica Mercaldi, RDH: 

Jessica graduated from Old Dominion University in 2011 with her bachelor's degree in health science, majoring in dental hygiene. She has been a practicing dental hygienist first in Virginia then in Massachusetts for 5 years focusing mainly on periodontally involved patients. She has worked closely with Periodontists and Oral surgeons and has learned optimal ways to treat patients conservatively and effectively. She is proficient in scaling and root planings and oral hygiene instruction and loves to work with kids!

Outside of dentistry she enjoys running, yoga, traveling, spending time with family, and volunteering at animal shelters


 Kessia Tina Melissa Lasha