Meet our staff
Cristina Nussbaum, Physician Assistant
Cristina is from Santa Rosa, California. She graduated cum laude and with highest honors in her major from University of California, Santa Cruz with a BS in Molecular, Cellular, and Development Biology. After finishing her undergraduate education she worked at Stanford University in the Hematology and Oncology Department. She then moved to Las Vegas, Nevada for her Masters’ degree in Physician Assistant Studies. After completing Masters’ degree she stayed in Las Vegas to Practice as a Dermatology Physician Assistant. She is a current member of the Society of Dermatology Physician Assistants.
Cristina practices general and surgical dermatology. She also has a passion for cosmetic treatments like botox and fillers.
Cristina moved to Ogden in 2021 with her husband Kevin. She enjoys spending her free time playing tennis and golfing in the summer, and snowboarding in the winter. She also loves to travel around the world, and travel to see her 5 brothers.
Julie Barker, Master Esthetician
Julie has been a Master Esthetician for 14+ years. She has worked with many different types of lasers, as well as a variety of facial treatments, including hydrafacial, microneedling, microdermabrasion, chemical peels and therapeutic facials. She is also certified in many types of body contouring treatments.
Sherene Larsen, Master Esthetician

Sherene Larson joined Intermountain Aesthetics MD, in 2016. Sherene is a Master Esthetician with 10 years experience, including three years as an esthetics instructor at the Davis Applied Technology College. Sherene is very passionate about helping her clients with skin care needs, and various treatments. Sherene has extensive training with laser hair removal, chemical peels, micro needling, IPL, HydraFacial’s, microdermabrasion, acne treatment, and waxing. Her favorite thing about this industry is having a part in making someone feel better about their skin. Sherene feels very fortunate where she not only helps people’s self-esteem, and helps them improve their skin, and care of the skin, and she loves what she does.