Meet Dr. Alexandra Castillo. Since joining our practice in 2012, Dr. Castillo has been a beacon of excellence, known for her skillful approach and unwavering dedication to patient care.
Dr. Castillo’s journey in dentistry began with a Bachelor of Science in Psychobiology & Neuroscience from the University of Miami, followed by a Doctor of Medical Dentistry degree from Nova Southeastern University. Her academic background fuels her passion for dentistry, empowering her to deliver exceptional care with a thoughtful approach.
What sets Dr. Castillo apart is not just her clinical proficiency, but her genuine passion for improving patients’ lives and overall wellness through dentistry. She takes the time to understand each patient's unique needs and concerns, ensuring they feel comfortable and well-informed every step of the way.
As a member of the American Dental Association and other local dental societies and study clubs, Dr. Castillo remains at the forefront of dental advancements, constantly seeking to enhance her skills and knowledge. Her commitment to excellence is evident in every aspect of her practice, from routine cleanings to complex restorative procedures. She is dedicated to continuous learning and regularly participates in continuing education courses to stay at the cutting edge of dental technology and treatments.
Outside of dentistry, Dr. Castillo leads an active lifestyle, enjoying CrossFit and spending quality time with her family. She is married to her high school sweetheart, Erik. She is also a devoted mother to her twin children, Aria and Ezra, balancing professional dedication with her family life beautifully.
Her warm personality and genuine care for her patients make her a trusted partner in achieving optimal oral health, and thus overall wellness. Whether you’re due for a check-up or considering a smile makeover, Dr. Castillo is here to provide you with the exceptional dental care you deserve.
Dr. Bruce Greenstein followed his father’s footsteps. After practically growing up in a dental office, he graduated from the University of Pennsylvania School of Dental Medicine in 1998. Since then, he continues to be a student of dentistry and has received training and certification from:
• Occlusion Connections (Fellowship received)
• Orthodontic Studies
• United States Dental Institute
• Las Vegas Institute
• Pankey Institute
• Institute for Systemic Dentistry
He is a former member of the American Dental Association and the American Academy of Forensic Sciences, assisting in dental identification alongside the chief forensic odontologist at the Miami-Dade medical examiner’s office. He is known as the Toothsleuth by fellow members of Business Network International (BNI Miami-Dade).
Dr. Greenstein is a dedicated and highly skilled dentist, passionate about improving his patients’ lives by helping them preserve or restore their dental health. He understands and focuses on the vitally important medical issues that are related to dentistry, including the effects on your overall health of snoring, sleep apnea, acid reflux, nutrition, pH balance, migraine headaches and cervical posture.
When he’s not with patients or pursuing continuing education, Dr. Greenstein enjoys spending time with his four adult children. He also studies Jewish religion and thought, enjoys Sudoku puzzles and loves reading and traveling. He stays active playing tennis and cycling.
Meet Kelly, our dedicated lead dental hygienist, who has been providing exceptional oral health care in Miami for almost 30 years. A proud graduate of the Miami Dade College of Dental Hygiene Program in 1997, Kelly has dedicated her career to advancing her knowledge and skills in the field, focusing on the comprehensive health of teeth, gums, and bone. Her expertise extends to the influences of diet and habits on oral and overall health, with advanced education in non-surgical modalities such as periodontal chemotherapeutics and holistic dentistry.
Originally from South Bend, Indiana—a proud supporter of the Fighting Irish—Kelly has called Miami home for most of her life. She and her husband, J.J., have raised three children here: Taylor, Lauren, and Andrew. Growing up around horses, Kelly found a perfect match for her volunteer spirit at Whispering Manes Therapeutic Horse Farm, where she dedicates her Sundays to caring for the horses and managing barn chores.
Kelly’s commitment to her patients is deeply personal. She cherishes the long-standing relationships she has built, seeing her patients through various life milestones, just as they have supported her through hers, including all her pregnancies and life’s moments in between. Her approach to dental care is not just about maintaining healthy smiles but nurturing the well-being of every individual she treats.
Kelly's passion, expertise, and heartfelt dedication make her a beloved member of our dental care team and a favorite among patients.
Meet Leda, a seasoned dental hygienist with 30 years of expertise, whose commitment to oral health goes beyond routine care. A graduate of the Miami Dade College Dental Hygiene Program, Leda has dedicated her career to advancing the practice of holistic dentistry with a bio-friendly approach to gum management.
Leda prides herself on her gentle approach, ensuring that each patient receives personalized care tailored to their unique needs. Her dedication to educating patients about oral health is driven by her passion for helping people achieve their brightest smiles through advanced hygiene techniques.
Outside the office, Leda’s life is rich with travel and memorable experiences with her loved ones. She cherishes the time spent with her two boys, Andrew and Anthony, and enjoys exploring new places with family and friends.
Leda’s extensive experience and holistic approach to dental care make her an asset to our team and a favorite among patients seeking thoughtful and thorough dental care.
Arlyn is originally from Tijuana, Mexico, but made Miami, Florida, her home in 1993 after relocating from Los Angeles, California
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After completing high school, Arlyn pursued courses in Film and TV production at the International Fine Arts College. She gained valuable experience working with her family in their production business. However, in 2005, Arlyn found her true calling in dental administration and has been dedicated to this field ever since.
With over two decades of experience in the dental field, Arlyn has developed a deep passion for helping people achieve their optimal smile goals. She excels in managing the administrative side of our practice, ensuring that our patients receive the highest level of care and attention.
Outside of work, Arlyn enjoys spending quality time with her husband, Frank and daughter, Valentina. They love exploring various social venues and events, all while savoring delicious food.
We are confident that Arlyn’s expertise and passion will continue to elevate our team and patient experience.
Meet Rebecca "Becky" Reyes, our esteemed Administrative Assistant dedicated to patient relations and appointment scheduling at our dental practice. Becky joined our team bringing with her a rich background in psychology, having graduated with a Bachelor of Arts from Florida International University in 2016
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Becky's role at our office goes beyond mere administrative tasks; she is the warm welcome that greets every patient. Her favorite part of the day is making each patient feel welcomed and cared for, a testament to her deep understanding of human interactions, honed by her academic studies.
Outside the office, Becky has a vibrant personal life filled with hobbies and family activities. She enjoys crocheting and solving puzzles, which reflect her meticulous attention to detail and patience—qualities that greatly benefit our office and patients. Becky also loves spending quality time with her family, including her husband Jerry, with whom she has celebrated 26 years of marriage, their children Nicolas, Lucas, and Kristina, and their three beloved pups.
Becky's passion for dentistry and her commitment to enhancing patient experiences through her knowledge and welcoming nature make her an indispensable part of our team.
We are proud to feature Monica, a dedicated dental assistant who joined our team in 2017 after graduating from a local dental assisting school. During her comprehensive year-long training, Monica gained extensive clinical experience both chairside and in our dental laboratory, honing her skills right here in our office.
Originally from Barranquilla, Colombia, Monica pursued her initial education at Santiago de Cali University, where she earned a degree in Pre-School Education. She spent several years teaching in Colombia before relocating to Florida. Continuing her passion for education, she earned her CDA license from Miami-Dade College after moving to Miami, which uniquely positioned her to merge her educational skills with her growing interest in dentistry.
Monica has become an integral part of our pediatric dental care team, particularly excelling in assisting with orthodontic care. Her background in education and her gentle approach with children make her an invaluable asset to our practice.
Married for over 28 years to Rafael, a member of the US Coast Guard, Monica enjoys a fulfilling family life with her husband and son, Matthew, and Micho, her cat. Traveling remains one of her favorite activities, providing her and her family with cherished memories and experiences.
Monica's unique blend of skills and her commitment to patient care enrich our practice, making her a beloved member of our team.
Dunia, a valued member of our clinical floor team, joined our practice in April of 2018, bringing with her 4 years of prior experience in the dental field. Born and raised in Havana, Cuba, Dunia graduated in 2009 with a bachelor’s degree in computer science. Upon relocating to Miami with her parents in 2011, Dunia pursued further education, obtaining a certification in X-ray technology as well as expanded functions duties for dental personnel.
In the office, Dunia particularly enjoys making crowns using Cerec technology. Assisting chairside is always a pleasure for her, as she values the opportunity to get to know each patient and provide the highest level of care possible. Her dedication, expertise and compassion are our patients’ favorite attributes of hers.
Outside of work, Dunia cherishes her time with her family, especially her two boys, Adam and Liam. She enjoys activities such as painting, drawing, and engaging in whatever interests her boys. Her love for music and the beach are constants in her life, providing her with moments of relaxation and reflection.
Dunia's commitment to her work and her patients, as well as her vibrant and simultaneously soothing personality, make her an invaluable member of our team. We are grateful to have her with us.
We are thrilled to introduce our newest dental assistant, a skilled and dedicated professional who originally hails from Havana, Cuba. Graduating with a degree in Dentistry in 2021, she moved to Miami in 2022 with the ambition of furthering her career in the dynamic field of dentistry within the United States.
Currently, she is diligently preparing to take her Dental Board Examinations to become a licensed dentist in the U.S. Her dedication is evident in her commitment to studying during all her free time, aiming to meet and surpass the professional standards required here.
Her favorite aspects of dentistry are surgery and orthodontics, areas where her deep understanding and passion truly shine. She has quickly become an invaluable member of our team, especially skilled in assisting with our Invisalign patients. Her knowledge and understanding of dental concepts, a result of her background and dental training, enable her to quickly grasp new techniques and take the lead in various procedures
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Her enthusiasm and expertise not only enhance our capability to serve our patients but also make her a beloved member of our dental care family. We admire her ambition and look forward to supporting her on her journey to becoming a licensed dentist in the U.S.