About Us

At Pure Medical Spa, you can expect that you will be treated by the most highly trained team members in the State of Idaho, with over 107 years of combined aesthetic experience. Julie and her team are amongst the most highly trained Coolsculpting facilities in the country, with 2 of her team having been selected to attend Coolsculpting’s Master’s Clinical Course and Julie herself selected to attend Coolsculpting’s Masters MBA Course. Continuing Education is amongst Julie’s top priorities. She supports each of her team members to attend a minimum of two professional trainings per year. With 9 FDA approved Aesthetic Devices and one of the most through menu of services available in today’s aesthetic market you can be assured that you will achieve your desired aesthetic goals at Pure Medical Spa.

Meet the PURE Medical Spa Team

Julie Acarregui

CRNA, MSN, BSN, Owner/Medical Director

At PURE, you can feel confident that you are in the care of professional, experienced hands. Julie has been a Board-Certified Registered Nurse Anesthetist since 1996. Julie’s expertise in anesthesia ensures her patients experience as little discomfort as possible during all aesthetic procedures.

Julie is an expert injection specialist having trained with many of the worlds renowned medical aesthetic providers, she is considered one of the leading Sculptra Aesthetic injectors in the nation. Her artistic talents are expressed by her outstanding results of restoring the youthful face contour and creating balance and beauty.

Leah Singleton

Registered Nurse, Licensed Medical Aesthetician & Laser Expert

Leah is a Registered Nurse and Licensed Aesthetician.  She started working in the spa and beauty industry in 2006 and began her transition into medical aesthetics in 2012.  She has earned training certification in laser safety and advanced laser techniques, and completed a comprehensive training in cosmetic injections, aesthetic artistry, and advanced laser procedures with the Medical Director of Pure, Julie Acarregui.  

In 2020 Leah was nominated by Allergan to attend The CoolSculpting® University Masters Clinical Course. This course is an elite training program designed for proven providers that seek to further enhance their CoolSculpting® skills with advanced training. Leah has been able to use all that she learned from this training to design complex Coolsculpting treatment plans, manage her patient expectations and get the best outcomes.

Her extensive knowledge in skin care and aesthetics stems from her continuing commitment to education and learning new trends and techniques.  Leah emphasizes that patient education and participation is a vital component of customizing a treatment plan and prides herself in providing each patient with a comfortable atmosphere in which they may establish and reach their goals.

Carey Nikolaisons

Registered Nurse, Licensed Medical Aesthetician, Certified Oncology Aesthetician

Carey is an RN, Licensed Aesthetician, Certified Oncology Aesthetician and a Certified Permanent Cosmetic Professional. Her transition from Pediatric medicine to a career in Medical Aesthetics transpired when her mother was diagnosed with Stage 4 Metastatic Breast Cancer in 2014. Not knowing what the outcome would be, it was Carey’s mission to take charge, fully understand and implement safe skin care treatments for those affected by Chemotherapy, medications and Radiation Therapy. Her dedication in helping others look and feel their absolute best, with or without cancer, combined with a dose of Compassion, Comfort and Care, is just a part of her journey in making a difference and improving one’s quality of life.

Carey comes to us with extensive knowledge and makes continuing education in advanced medical treatments a priority in her life. Carey has specifically completed an Advanced Preceptorship in the safety and use of various laser modalities which assist her in customizing laser treatments that give you results!

Outside the professional world, Carey and her husband reside in Hailey with their 5 children and 2 dogs. They enjoy every aspect of living in the mountains and feel blessed to raise their family in such a loving and giving community.

Amber Sheen

Certified Injector, Medical Assistant and Licensed Aesthetician

With over a decade of experience in medical skincare and advanced aesthetics, Amber brings a wealth of expertise and passion to the field of health and beauty. She has completed specialized training in dermal filler techniques using Restylane® and Juvéderm®. She is also a skilled injector of Dysport® and Botox® Cosmetic.

Her expertise includes broad band light/intense pulsed light (BBL and IPL) photofacials; Halo® laser skin rejuvenation and laser hair removal. She holds many certifications through leading-edge companies such as Sciton®, Exilis Elite®, Rejuvapen®, Obagi®, ZO®, Epionce® and more. She believes the aesthetic industry offers an ongoing learning experience and keeping up with available knowledge is key to be the best Medical Aesthetician and Cosmetic Injector possible for her clients. Her ambition is to empower clients to feel and look their best by educating them about their skin and building confidence with the use of advanced aesthetics. Her gentle injections techniques, eye for beauty and natural results, make her a highly sought-after aesthetic practitioner.

In 2020 Amber was nominated by Allergan to attend The CoolSculpting® University Masters Clinical Course. This course is an elite training program designed for proven providers that seek to further enhance their CoolSculpting® skills with advanced training. Amber has been able to use all that she learned from this training to design complex Coolsculpting treatment plans, manage her patient expectations and get the best outcomes.

Cristalle Tormey

Licensed Medical Aesthetician

Cristalle is a licensed Aesthetician and has over ten years of experience in the skin care industry. She completed her studies at Headmaster’s School of Hair Design in Boise, ID. After receiving her license in May 2009, she returned to The Wood River Valley where she was born and raised to fulfill her career as an Aesthetician. In the last ten years of her career she has gained extensive experience with a variety of skin care products, facials, full-body waxing, lash/eyebrow tinting, spray tanning, microdermabrasion, chemical peels and dermaplaning.

Cristalle is passionate about skincare and dedicated to helping her clients maintain healthy and radiant skin in our dry, high-altitude environment. Continuing education is important to Cristalle. Upon being hired at Pure she completed a specialized preceptorship in Coolsculpting and the safety and use of various Laser modalities. She is thrilled to be part of the team at Pure and looks forward to meeting you and taking care of all your skin care needs.

Shawna Foster

General Manager

Shawna is an Idaho native growing up in Mountain Home prior to attending Boise State University, followed by the University of Oregon’s ‘School of Journalism’. She worked in broadcast television for 18 years prior to making a career change to the cosmetic laser industry in 2000. Shawna managed one of the very first Medical Spas in Boise and went on to help establish 5 other successful med-spas in Arizona, Colorado and Texas. She started at PURE in 2015 as our Spa Director, which is her still her role today.

Wendy Carson

Guest Specialists

Wendy Carson has been in Public relations for 25 years.  She started in the Car Industry and has earned many awards for excellent customer service, starting with Cadillac and Lexus then ending with Toyota.

She understood the importance of good, solid customer relations and how invaluable this was, not only to her employer, but also in developing long lasting relationships and in customer retention. Being a “positive force” in a predominantly male industry, brought her into the Finance and Insurance field, where she excelled and pursued many avenues in schooling and certification that advanced her year after year.

Bliss Kersh

Registered Nurse, Aesthetic Injection Specialist

Bliss received her Bachelor of Science in nursing degree in 2016 from West Coast University in California. Since obtaining her RN license she has worked solely in aesthetics and has been injecting for over 3 years. She has a passion for all things beauty and would love to consult with you in the best plan of treatment. She has done numerous trainings with some of the top injectors in the industry and strives to always keep learning. Her goal is to use her expertise to make you the best version of yourself that you can be. 

We are very excited to welcome such an experienced cosmetic injection expert to the PURE TEAM of Aesthetic Medicine Professionals. Bliss was a natural fit for PURE, given her work experience and being personally trained by two of Julie’s esteemed Galderma GENnow Faculty members while living in California. (Lori Robertson MSN, [email protected] and Dr. Hermine Warren ARPN, [email protected]).

Pure Medical Spa Vision & Mission Statement

Pure Medical Spa’s Vision for the Guest is:
To deliver the most personal, customized and unique spa experience providing our guests with superior service, a highly educated staff, and the highest quality products.

Pure Medical Spa Vision for the Business is:
To be the premier employer of choice in the industry creating a positive work environment and building a team who is passionate about the spa, the guests, business growth and success opportunities, resulting in personal satisfaction and profits for all involved!

Spa Mission
To provide an atmosphere where guests come to relax, re-energize, rejuvenate, and transform.  We strive to provide exceptional customer service to each and every guest we serve.  Our services are rendered by highly trained professionals with high quality products.  We value each and every guest and look forward to exceeding your expectations.


Tour The Practice

Review Our Extensive Gallery of Before and After Photos and Patients Testimonials.