Meet Your Kissimmee Dentists
Dr. Rosanna Hilario, General Dentist

Rosanna Hilario, DDS, has been a practicing dentist since 1995. She provides general dentistry services to patients starting at age 5. Her services include dental exams, fillings, crowns, bridges, dentures, dental implant restorations, root canal therapy, extractions, oral cancer screening and teeth whitening. In addition, her team strives to provide same day emergency dental appointments.
Dr. Hilario earned her dental degree from New York University. She also completed a residency at Bronx Lebanon Hospital in New York. Her undergraduate degree is from Universidad Autonoma de Santo Domingo in the Dominican Republic. Dr. Hilario is a member of the American Dental Association and th3e Academy of General Dentistry and is fluent in English and Spanish.
Dr. Marangely Ruiz, Endodontist
Marangely Ruiz, DMD, is a highly accomplished endodontist with a passion for patient-centered oral health care and a strong commitment to excellence. Dr. Ruiz earned her Doctor of Medicine in Dentistry degree magna cum laude from the University of Puerto Rico School of Dental Medicine in 2020, followed by an Advanced Education in General Dentistry (AEGD) residency at the University of Detroit Mercy School of Dentistry. Most recently, Dr. Ruiz completed a rigorous Endodontic Residency at New York University Langone Health, where she honed her specialized skills in root canal therapy, apicoectomies, and advanced endodontic techniques. Her diverse academic journey also includes a Master of Medical Science from Mississippi College and a Bachelor of Neuroscience from the University of Michigan, providing her with a deep understanding of the intersection between oral health and overall well-being.
Dr. Ruiz brings extensive clinical experience to her practice, offering services that range from emergency exams, extractions, and veneers to crowns, dentures, cosmetic dentistry, and much more. Before joining Coast Dental, Dr. Ruiz provided her expertise for patients at Daytona Endodontics. An active volunteer in her community, Dr. Ruiz has participated in numerous dental mission trips both locally and abroad, including providing care to underserved populations in Puerto Rico, the Dominican Republic, and Honduras. Fluent in English, Spanish, and French, she connects with patients across diverse backgrounds, fostering an inclusive and welcoming environment. When she’s not in the clinic, Dr. Ruiz enjoys ballet, jazz, salsa dancing, and staying involved in her professional affiliations, including the American Association of Endodontists and the American Dental Association.