Our Team
Kristina Caballero, PA
Lead Aesthetic and Wellness Provider
Kristina Caballero is a certified physician assistant that brings a wealth of experience as a laser specialist and master injector. Her precision and attention to the smallest of details when it comes to facial anatomy and aging interventions have led her to a successful career in aesthetics. She empowers her patients through her educational approach in the decision-making process and by placing the highest regard on safety, and efficacy, and crafting a personalized plan based on each patient’s individual goals.
Kristina’s mission is not to alter her patients’ appearance but rather restore what is lost and enhance their natural beauty, creating youthful and more balanced features.
Kristina has been in the aesthetics industry since 2017 and constantly advancing her own skills by seeking the best training programs available. She has a strong background in Emergency Medicine that began in 2009, where she provided the highest level of medicine with a focus on safety and quality care.
Kristina is a native of Falmouth, MA, and recently moved back from Denver, CO to be closer to family and to raise her two sons where she grew up.
Dr. Lauren Saltzburg
Hair Transplant Surgeon & Hair Restoration Specialist and Regenerative Medicine
Dr. Saltzburg is a world-renowned hair transplant physician who specializes in incorporating regenerative medicine therapies into her hair transplants, yielding superior growth and lifelong results for her patients. Dr. Saltzburg performs both short and long-hair FUE, beard and eyebrow transplants, and transgender cases, and utilizes the hair transplant as one tenet of your overall hair growth journey.
Dr. Saltzburg frequently travels worldwide to educate and train other surgeons. At the 2024 World Hair Transplant Congress in Denver, she was a featured speaker, panelist, and presented her work on optimizing metabolic health as a prominent factor for hair growth. She additionally serves on the International Ethics Committee for Hair Transplant Surgeons & works with domestic violence and burn victims who require hair transplant surgery for cosmetic coverage. Natural results, a seamless experience, and robust hair growth are Dr. Saltzburg’s primary goals when treating hair loss patients and a lifelong relationship is always in the cards too.
When she’s not restoring our patients’ hair and confidence, she can be found outdoors with her 2 French Bulldogs or at any tennis-related event around. We are thrilled to have her as part of our MAONT family and she looks forward to meeting you all!
DR. KEVIN NINI
Medical Director
As the esteemed Medical Director at Medical Aesthetics on Tremont, Dr. Kevin Nini ensures the highest standard of patient care and leads our staff to maintain their professional excellence. Renowned nationally as a “Best Doctor,” Dr. Nini is celebrated for his artistic approach and mastery of advanced surgical techniques. His expertise in plastic surgery makes him a sought-after choice for patients looking to achieve a “celebrity” look.
Emily clegg
Medical Aesthetician
Emily is a licensed medical aesthetician with a lifelong passion for helping others feel their best. With a background as a licensed social worker, she brings a unique, compassionate approach to every treatment, combining clinical expertise with genuine care.
Originally from New York, Emily spent 6 years in Knoxville, TN, before settling in Boston, where she now shares her love for skincare with the community. She specializes in advanced treatments such as microneedling, chemical peels and laser hair reduction. She continuously pursues the latest innovations to deliver the highest level of results for her clients.
When she’s not in the treatment room, Emily enjoys traveling with her husband Devin, catching up on all things Bravo, and spending time with her long-haired dachshund, Finn.
At the heart of her work is a simple mission: to help clients achieve glowing skin and lasting confidence—inside and out.
Amanda Gjuri
Medical Aesthetician
Amanda is a medical aesthetician who has been helping clients achieve healthy, radiant skin for over a decade by combining advanced, evidence-based treatments with a personalized and approachable touch.
Her expertise includes corrective facials, chemical peels, microneedling, coolsculpting and other medical-grade therapies designed to target each client’s unique concerns. At the same time, Amanda believes that skincare should feel both results-driven and rejuvenating, creating an experience that is as comfortable as it is transformative.
Dedicated to ongoing education and the latest innovations in aesthetics, Amanda’s mission is to help every client feel confident, refreshed and cared for—inside and out.