NAD+ Therapy

Sam Camenzuli, as the Director of Client Experience at Defiant Health Spa, is dedicated to creating an unparalleled experience for every client. With a passion for fostering a welcoming and collaborative environment, Sam ensures that both the team and clients feel supported and valued from the moment they step through the door. Her expertise in optimizing operations and her commitment to seamless service allow the spa to deliver a truly elevated experience. Sam’s focus on continuous improvement, staff development, and client satisfaction drives the high standards that define Defiant Health Spa. Her leadership is instrumental in ensuring every client’s journey is exceptional, from start to finish.

Julie Nickerson is a licensed medical aesthetician who brings a fresh and dynamic approach to skincare. Specializing in facials, body sculpting, and skin health optimization, she is deeply committed to helping her clients achieve radiant, healthy skin with confidence. Julie’s passion for aesthetics stems from her own experience overcoming skin challenges, which fueled her dedication to mastering advanced skincare techniques. Known for her precision, personalized care, and results-driven approach, Julie is continually expanding her expertise to ensure she offers the most cutting-edge treatments. Outside of the spa, she enjoys staying active and spending time with friends. Julie is excited to work with you, providing tailored treatments that help you look and feel your best.

With 8 years of experience in the beauty industry, Viviana is dedicated to helping her clients achieve radiant, healthy skin and perfectly shaped brows. As a specialist in problematic skin and anti-aging treatments, she focuses on addressing concerns such as acne, uneven skin texture, and signs of aging. Her expertise includes tailored facials, chemical peels, dermaplaning, microneedling and customized skincare treatments designed to restore balance, youthfulness, and confidence to your skin.

Her passion for skincare stems from a deep understanding of the challenges that come with problematic skin and the desire to help clients maintain a youthful appearance. Viviana believes that everyone deserves to feel comfortable in their own skin, and she works tirelessly to create a relaxing and supportive environment where clients can find solutions tailored to their unique needs.

In addition to providing hands-on services, She is committed to educating her clients about effective skincare routines and guiding them toward the best products for their specific skin types. Her goal is to empower you to take charge of your skincare journey, emphasizing the importance of self-care and its role in achieving healthy, youthful skin.

When Viviana is not in the treatment room, you can find her enjoying quality family time with her son, Cam, and her husband, Dan. She loves staying active at the gym or relaxing at home while binge-watching cooking shows.

Carrie Bisgrove is a board-certified emergency room nurse and certified aesthetic nurse specialist. She graduated Magna Cum Laude with a Bachelor’s of Science in Nursing from the University of St. Francis in 1999. After a 6-month internship at Edward Hospital in Naperville, Carrie has dedicated 21 years to working in emergency care.

Her passion for aesthetics led her to work at the Kovak Dermatology and Laser Institute, where she performed facial laser treatments, CoolSculpting, and chemical peels. She then pursued her dream of becoming a Cosmetic Nurse Specialist, training under Dr. Bryan Rubach at the Center for Cosmetic and Laser Surgery. Carrie completed her basic and advanced training with the Aesthetic Advancements Institute and has since worked with top plastic surgeons in the Chicagoland area. Currently, she maintains a high-volume injectable practice at The Michael Horn Center for Cosmetic Surgery.

With nearly a decade of experience in aesthetic nursing, Carrie specializes in non-surgical facial rejuvenation using her distinctive injection techniques. She believes in evidence-based practices for achieving beautiful, natural results and continuously trains with industry leaders like Allergan, Galderma, and Evolus. Carrie’s goal is to provide personalized treatment plans in a welcoming environment, enhancing her clients’ innate beauty.

Ryan Kent is a Full-Practice Authority Nurse Practitioner at Defiant Health Spa, recognized for his expertise in regenerative medicine and his innovative approach to patient care. With over a decade of experience in the medical field, Ryan has built a reputation for excellence, specializing in Platelet Rich Plasma (PRP) joint injections and Stem Cell therapies that accelerate recovery, enhance performance, and rejuvenate the body. His extensive background in working with elite athletes, combined with his commitment to personalized, results-driven care, has established him as a leader in both wellness and aesthetic medicine

Ryan’s specialties span a range of services, including testosterone replacement therapy (TRT), GLP-1 treatments for metabolic health, and a broad spectrum of rejuvenation therapies for men and women. His approach to care is both holistic and highly personalized—he’s known for recognizing health trends early, enabling him to address concerns proactively and effectively.

Throughout his career, Ryan has worked closely with elite athletes from the NBA, NFL, and CrossFit communities, helping them recover from injuries faster and return to peak performance. His tailored PRP protocols have shortened recovery times and set a new standard in sports injury care. Additionally, Ryan’s expertise extends to optimizing hormone health and metabolic function, making a lasting impact on his patients’ energy levels, strength, and quality of life.

Ryan is committed to staying at the forefront of advancements in regenerative medicine and aesthetic procedures, continually refining his techniques to offer the best possible outcomes for his patients. His warm, approachable nature fosters a collaborative environment where patients feel comfortable and confident in their care.

Whether you are seeking accelerated injury recovery, anti-aging solutions, or hormone optimization, Ryan Kent brings a wealth of knowledge and a results-driven mindset to guide you every step of the way on your wellness journey.