Yexina Yang, RN

Aesthetic Injector
Advanced Rejuvenation Specialist

Yexina is an experienced aesthetic nurse specializing in advanced, personalized anti-aging treatments designed to enhance natural beauty and restore confidence. With expertise in neurotoxins, biostimulators, micro-focused high frequency ultrasound, and comprehensive rejuvenation techniques, she takes a results-driven approach tailored to each patient’s unique features and goals.

Known for her artistic eye and strong understanding of facial anatomy, Yexina specializes in restoration of facial youthfulness using facial balancing, jawline contouring, micro-focused ultrasound to lift and tighten the skin, hyperhidrosis (excess sweating) treatment, and hair restoration. Moreover, she is an expert in natural facial and full-body rejuvenation using biostimulators including Sculptra (PLLA), PRP, PRF, and PRF Biofill (also known as EzGel).

She combines her clinical nursing expertise with advanced aesthetic techniques to create balanced, natural-looking results that help patients look refreshed and feel their best. Yexina is passionate about building trusting, long-term relationships with her patients and believes that education, safety, comfort, and individualized care are essential to every aesthetic journey. Her thoughtful, patient-centered approach ensures that each treatment plan is customized to support both immediate improvements and long-term rejuvenation goals. She earned her Bachelor of Science in Nursing from the University of Massachusetts Boston and remains dedicated to continuing education and innovation within the field of aesthetic medicine.

Jenna Crisostamo

Licensed Aesthetician

Jenna is a Licensed Aesthetician with over 15 years of experience in the skincare industry. She began her career after completing the Massachusetts Esthetics Program at the Elizabeth Grady School of Aesthetics and has since built a loyal, long-standing clientele through exceptional service and results-driven treatments.

With extensive experience at Elizabeth Grady Face First in Acton, MA, Jenna is known for her warm, client-focused approach and commitment to continued education and advanced techniques. She consistently maintained a fully booked schedule through strong client relationships and word-of-mouth referrals.

Jenna specializes in personalized skincare treatments and takes pride in educating clients while helping them achieve healthy, radiant skin in a welcoming and professional environment.

Megi Nevins

Licensed Aesthetician and Medical Assistant

Megi is a Licensed Medical Aesthetician with over 19 years of experience in medical skincare and advanced aesthetic treatments. She has worked alongside respected physicians and plastic surgeons, providing comprehensive, patient-centered care with a results-driven yet personalized approach.

Her expertise includes customized facials, chemical peels, micro-needling, laser therapies, IPL, dermaplaning, and laser hair removal. She specializes in treating acne, rosacea, hyperpigmentation, and signs of aging, with a focus on achieving healthy, radiant, long-term results.

With a strong medical background and an Associate degree in Medical Assisting, Megi combines clinical knowledge with a personalized, results-driven approach to help patients achieve healthy, radiant skin. She is passionate about patient education, long-term skin health, and delivering natural, confidence-boosting results.

Megan Braga

Patient Coordinator

Megan serves as the Patient Coordinator for all surgical and non-surgical patients at the DeRosa Center. She works closely with Dr. DeRosa and staff to provide personalized support and to ensure each patient feels informed and confident throughout their journey. In addition to her surgical role, Megan also supports nonsurgical patients, offering guidance, education, and a warm, welcoming experience to anyone navigating aesthetic treatments.

With strong expertise in financial coordination, Megan helps patients understand costs and logistical details with clarity and ease. She is also a reliable resource for questions about surgery, recovery, and nonsurgical options, offering guidance that is both compassionate and thorough.

Megan is committed to creating a comfortable, organized, and stress-free experience for every patient, every step of the way.

Melinda Piltman

Front Desk Coordinator

Melinda serves as the Front Desk Coordinator at the DeRosa Center, where she is dedicated to creating a welcoming and positive experience for every patient from the moment they walk through the door. Originally from the Boston area, Melinda attended Salve Regina University in Newport, Rhode Island, where she studied marketing. Since joining the practice in October 2025, she has become an integral part of the team through her warm personality, professionalism, and commitment to exceptional service.

Melinda believes in the importance of establishing positive and lasting client relationships and strives to ensure each patient feels comfortable, valued, and cared for throughout their visit. She is committed to providing excellent service and ensuring everyone leaves with a smile.

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