Our Team

Kállos Medical Aesthetics

Stephanie Prezioso


Stephanie is a certified Physician Assistant, having pursued her education at Wagner College through an accelerated dual Bachelor and Master of Science program, with a primary focus on Physician Assistant studies. Since 2011, she has been actively practicing as a PA.

Over the course of her extensive career, Stephanie has gained diverse experience across various clinical fields of medicine. Her predominant focus was in oncology, particularly specializing in the treatment of pediatric and young adults with leukemia and lymphoma. Throughout her career, she dedicated herself to ensuring the comfort of children and their families, delivering exceptional care during challenging times. After becoming a parent herself, she sought a change and shifted her focus to plastic surgery and medical aesthetics, dedicating the last two years to this passion.

Stephanie’s broad and adaptable background equips her with a wealth of knowledge, enabling her to comprehensively assess patients. Beyond effectively communicating and addressing their clinical needs, she creates an environment where patients can feel secure and at ease under her trusted care. Known for her attention to detail, Stephanie provides each patient with a personalized and thorough assessment tailored to their unique requirements.

Her current passion lies in enhancing natural beauty through medical aesthetics, offering clients the tools they need to feel their best. Stephanie has undergone various training and certifications, accumulating substantial clinical experience in neuromodulators, dermal fillers, PRP, micro-needling and more. She takes pleasure in sharing her skincare expertise to enrich her patients’ experiences and achieve optimal outcomes.

Katie Chepiga


Katie is a board certified Family Nurse Practitioner (FNP) who began her nursing career at the University of Delaware, where she earned a Bachelor of Science in Nursing (BSN), and was inducted into Sigma Theta Tau International Honor Society of Nursing. She later graduated with honors from the prestigious Ivy League school, University of Pennsylvania, where she earned a Master of Science in Nursing (MSN).

Ever since she was young, Katie has always been passionate about and showed interest in the field of aesthetics and skin care. She finally decided to pursue her dream after 12 years as an ICU and cardiac nurse and nurse practitioner, and has since attained several aesthetic certifications through rigorous training courses led by world renowned plastic surgeons and dermatologists in both New York City and Beverly Hills.

Katie is dedicated to all of her patients and strongly believes that taking the time to listen to each individual’s concerns and needs and tailoring a patient-specific treatment plan is key to patient satisfaction and optimal results.

Katie has a meticulous attention to detail in all aspects of her life, which is particularly evident in her practice as an aesthetic provider. She also strives and prides herself on maintaining patient safety and well-being by staying up-to-date on the latest research and evidence based practices and enjoys attending conferences and workshops to stay current in this ever-evolving field. Her genuine desire to make a positive impact in the lives of others by boosting their self-confidence through natural, yet effective treatments is what motivates her everyday.

Erin Welch


Meet Erin, our highly skilled and compassionate nurse injector at our new office. With a deep passion for aesthetics and patient care, Erin brings an extensive background in nursing and a commitment to helping clients achieve their desired beauty goals.

Erin has a strong foundation in nursing, having received their Bachelor of Science in Nursing from University of Florida. With fourteen years of experience working in various ICU settings, she has honed her skills in patient assessment, communication, and meticulous attention to detail.

Driven by a genuine desire to enhance natural beauty and boost clients’ confidence. In 2019, Erin pursued further training and certification in aesthetic injectables, including dermal fillers and neuromodulators. With her vast knowledge of facial anatomy and artistic eye, Erin has an exceptional ability to analyze each client’s unique features and create customized treatment plans to achieve natural-looking results.