Our Doctors

Dr. German A. Rosales brings more than 25 years of clinical experience to Coral Springs Dental Center, with advanced training in implant dentistry, full-arch rehabilitation, and comprehensive restorative care. A General Dentist by background, Dr. Rosales has pursued extensive postgraduate education, including a two-year Advanced Education in General Dentistry (AEGD) residency, a Fellowship in Dental Implants, and a Master of Business Administration (MBA) focused on the marketing and management of Dental Service Organizations.

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Dr. Rosales specializes in advanced implant dentistry, including full-arch (AOX) rehabilitation, complex oral surgery, cosmetic smile design, and endodontics. He is experienced in guided and navigational implant surgery and fully digital treatment workflows, allowing him to personally perform both the surgical and restorative phases of care with precision and predictable, long-lasting results.

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Patients choose Dr. Rosales for his comprehensive, start-to-finish approach — from routine fillings to complex, life-changing implant procedures — all delivered by one experienced provider. He takes time to listen to each patient's goals, clearly explain treatment options, and build trust through open communication, transparency, and consistent, attentive care.

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Dr. Rosales earned his Doctor of Dental Surgery (DDS) from Universidad San Martín in Barranquilla, Colombia, and completed his AEGD residency and Fellowship in Dental Implants in Florida. He is a member of the American Dental Association, Florida Dental Association, South Florida District Dental Association, American Academy of Implant Dentistry, and the International Congress of Oral Implantologists. He is fluent in Spanish and English.

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Outside the office, Dr. Rosales enjoys traveling and exploring new cultures, staying active through fitness and outdoor activities, and spending quality time with family and friends.

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Dr. Ria Coutras achieved her dental degree with honors from McGill University (Montreal, Quebec) in 2003. An active leader in student government she was Social Representative and organized the first “White Coat Ceremony”. Dr. Coutras moved to South Florida where she completed an Advanced Education in General Dentistry residency at Nova Southeastern College of Dental Medicine. Dr. Coutras has special training in restoring dental implants including implant supported over-dentures and cosmetic implants. Many of her patients’ beautiful smiles have been showcased at seminars for her dental colleagues. In addition, she has lectured on topics such as cosmetic implant restorations. Dr. Coutras is fluent in Greek, Spanish, French and English.

Dr. Rostock, raised in the suburbs of Philadelphia, Pennsylvania, was born to be a dentist. An artist at heart with a passion for science has led her to a career in dentistry creating beautiful, healthy smiles. She’s a graduate of the University of Maryland Dental School, Class of 2000. Following a one-year Advanced Education in General Dentistry Residency, Dr. Rostock spent 2 years as a general dentist in the US Army caring for our brave troops in the states and overseas. She’s been practicing dentistry in South Florida for the last 12 years, where she finds joy in educating her patients & restoring confidence in the beauty of their smiles. Dr. Rostock & her husband, Scott, enjoy watching their son play travel baseball and daughter perform dance & gymnastics. In her free time, you can find her enjoying the Florida sunshine at the beach or pool with family & friends.

Dr. Morales earned his Doctor of Dental Medicine Degree (D.M.D.) back in 1993 at Temple University School of Dentistry. The well-being of his patients is his number one priority! Needless to say, Dr. Morales has numerous years of experience, which also includes working as an experienced laboratory technician in his younger years. He enjoys all aspects of dentistry and is soft-spoken and easy-going, which puts his patients at ease. He loves to enjoy all that South Florida has to offer, especially the outdoors. Being a huge advocate for wildlife conservation, he firmly believes in protecting wild plant and animal species and their habitats.

Dr. Lisset Arenas, originally from Peru, came to South Florida in 2000. Her passion for dentistry started when she was a teenager after realizing the huge impact that oral health can have in people’s lives. She was the first in her family to receive her Doctor of Dental Medicine at the University of Florida College of Dentistry. During her four years of dental school, Dr. Arenas was very involved in volunteerism and community service and overlooked a dental clinic organized by the Department of Health of Alachua County, which provided dental care to the low-income population of the county.

After graduation, Dr. Arenas was inducted into the Omicron Kappa Upsilon (OKU) Xi Omicron chapter, a national dental honor society, whose mission is to promote the highest standards of dentistry. She also completed an AEGD (Advanced Education in General Dentistry) residency at the Miami Veterans Hospital.

She understands each patient’s smile and personality is unique and that is why it is her priority to make them feel relaxed and confident in the decision to enhance their beautiful, healthy smile.

When Dr. Arenas is not practicing dentistry, she loves to spend time with her husband and their two “four-legged fur babies,” Jerry and Cornelius and enjoys photography and scrapbooking.

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