Meet the Team.

  • Dr. Miles Santo

    Dr. Miles Santo -DMD

    Dr. Miles Santo began his journey as a dentist in New Jersey. After receiving his DMD in 2017 from Rutgers School of Dental Medicine he then spent one year in a GPR training at Monmouth Medical Center where he received extensive restorative, implant, and cosmetic dentistry training. He thereafter joined his family business and helped it triple in size in a short span of 5 years. During this time of rapid growth Dr. Miles also grew individually and heard the call to head west after numerous trips to Sedona.  He, his wife, and their son decided to take the leap and move  to Sedona in early 2025.

    Now being a full time resident out west he is excited to bring his experience from the east coast to the west coast. Having extensive experience as a general dentist Dr. Miles enjoys all aspects of dentistry and particularly loves helping his patients smile with a new set of composite or porcelain veneers and restoring proper health and function to their bite with Invisalign. Dr. Miles believes in a holistic approach to life and feels that helping someone smile can have a large ripple effect throughout the rest of their life that can be unquantifiable in its impact.

    When he isn’t at the office, Dr. Miles enjoys spending time with his family, going on a hiking adventure, reading, listening to podcasts, and conducting men’s work meetings. He shares his life with his wife, Dr. Katelyn Domingues, and their beautiful son, Stellan, and their little dog Scout. Together they enjoy exploring Sedona and all that the Red Rocks have to offer.

  • Dr. Delphine Jeong

    Dr. Delphine Jeong -DMD

    Dr. Delphine Jeong is a licensed dentist in both the USA and Canada with over ten years of clinical experience in Arizona, Alaska, Quebec, and the Arctic Circle. Her approach to dentistry is unconventional and rooted in honesty, cultural sensitivity, and deep respect for each patient’s unique path. She offers genuine support and is committed to providing care that feels safe, thoughtful, and aligned.

    Dr. Jeong earned her Doctor of Dental Medicine from Boston University and holds a Bachelor of Science in Health Sciences from Purdue University. She is also a certified Reiki Master and Teacher, sound healer, yoga instructor, and meditation guide. Her work blends modern dental science with ancient healing practices, addressing oral health with awareness of the nervous system and emotional well-being.

    She brings wide-ranging clinical experience and cherishes her time serving the Inuit in the Arctic Circle, providing care with cultural sensitivity under challenging conditions. She is actively involved in dental mission trips to underserved regions, offering care, education, and support to communities with limited access to oral healthcare.

    Born and raised in France, she grew up in South Korea and later lived between Canada and the U.S. before settling in Sedona. Her diverse experiences allow her to connect with others through cultural awareness, compassion, and presence. When not in the dental office, she enjoys connecting with the magic of Sedona’s and offers Reiki sound baths and cacao ceremonies in the local community.

  • Michael Outdoors

    Michael Mustaciola - Office Manager

    Michael has been in the dental industry since 2016. He started as a sterilization technician and worked to become a dental assistant. Michael transitioned from working in the back office and became an office manager in 2018. Tammy and Michael have been married for 20+ years and they have a very happy and adorable son together.

  • Tammy Outdoors

    Tammy Mustaciola - EFDA

    Tammy has been in the dental industry since 2009; she started as a registered dental assistant in California, and then became an Extended Function Dental Assistant, which allows her to do all the restorative aspects of dental treatment,

    Tammy is a certified Expanded Function Dental Assistant in Arizona. She is a highly trained dental professional who supports our dentists in delivering efficient, high-quality restorative and preventive care. With advanced education, hands-on clinical training, and state-recognized certification, Tammy plays an important role in improving patient comfort, strengthening clinical workflow, and helping our dental practice provide timely treatment.

    In Arizona, an Expanded Function Dental Assistant, often called an EFDA, qualifies by completing approved education and examination requirements or by documenting qualifying expanded-function experience from another U.S. jurisdiction. Tammy completed her extensive training and certification in California in 2013. This certification reflects advanced skill in restorative procedures such as placing, contouring, and finishing direct restorations, as well as placing and cementing prefabricated crowns after a licensed dentist prepares the tooth.

    Known for precision, reliability, and a patient-centered approach, Tammy works closely with our dentists during restorative procedures while helping patients feel informed and at ease. Tammy’s responsibilities include preparing treatment areas, assisting during procedures, placing restorative materials as permitted by Arizona law, applying preventive materials, maintaining infection-control standards, and documenting care accurately. By combining technical skills with compassionate communication, Tammy helps create a smoother experience for both patients and our dental team.

    Tammy brings a strong understanding of dental anatomy, restorative technique, chairside assistance, and patient education. Her expanded-function certification demonstrates a commitment to professional growth and meeting the standards required for advanced dental assisting in Arizona. Whether assisting with restorative treatment, supporting preventive services, or helping patients understand their care, Tammy contributes to a professional, safe, and welcoming dental environment.

    By being able to perform the restorative portion of treatment, Tammy allows our dentists to spend more time with each patient for quality care.

    Tammy and Michael have been married for 20+ years, and they have a very happy and adorable son together.

  • Tiana DA

    Tiana Lopez - D.A . Dental Assistant

    Tiana began her career as an early childhood educator, where she developed a strong foundation in communication, patience, and care. Driven by a passion for helping others and a desire to grow in a new field, she transitioned into the dental industry and now works as a dedicated dental assistant. Tiana uses her skills to support in all procedures, bringing a calm and positive presence to every appointment. She strives to make sure patients feel comfortable and enjoys being part of a team that prioritizes excellent care.

  • Julia Conway -Hygienist

    Julia Conway - Hygienist

    Julia is a passionate health enthusiast. She graduated NAU with bachelor’s degree in dental hygiene and has been committed to sharing her expertise with our local community for over a decade. In addition to that, Julia continues to follow her passion in fitness as a personal trainer. With over 20 years of coaching in fitness and nutrition, her life journey is dedicated to achieving longevity and helping others to do the same.

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    Tara Fournier - Hygienist

    With 23 years of experience in dental Hygiene, Tara brings not only strong clinical expertise but also a unique ability to integrate mind-body-spirit wellness into patient care. Her passion lies in creating an experience where patients feel supported, relaxed, and truly cared for beyond their dental needs. Throughout her career, she has specialized in preventive care, patient education, and gentle techniques that reduce anxiety and foster trust. Her holistic perspective allows her to connect oral health with overall wellness, helping patients understand how their daily habits, nutrition, and stress management influence their smiles and health.

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