Meet Our Injectors

Krista Arredondo

Krista is a nurse practitioner and an expert injector with 11 years of experience, including the last 5 years with APSI.  She works as a trainer and speaker for Allergan (the manufacturer of Botox and Juvederm), training others to inject Botox(R) and dermal fillers into cosmetic patients.

Rachel Martinez

Rachel has been a nurse practictioner for 7 years, and is an expert injector with 4 years of full-time injectables experience. Rachel can provide comprehensive facial rejuvenation consultations, focusing on a refreshed and natural look.

Alexa Calder

Alexa has been an Aesthetician and Laser Technician for 11 years, the last 7 of which she has been working for Dr. Olson since at APSI. Her goal for every patient is to help them feel beautiful and more confident about their skin. Whether it is a refreshing facial or a corrective laser treatment intended to reverse the signs of aging, Alexa will create a customized treatment and home care regimen to give you the results you deserve.

Tiffany Allen

Tiffany is a highly skilled and licensed aesthetician, as well as a certified laser technician, with a deep passion for empowering individuals to achieve their skincare goals and enhance their natural beauty. With over 15 years of extensive experience in the field, she has honed her expertise in a wide range of advanced aesthetic treatments. Tiffany has spent the past three years honing her craft at APSI, further expanding her proficiency in advanced aesthetic techniques.  

Tiffany’s approach is centered on delivering individualized care, taking the time to understand each patient’s unique needs and concerns. She is dedicated to creating a warm and welcoming environment where patients feel both relaxed and confident in their journey toward healthier, more radiant skin.  

Tiffany is deeply committed to staying ahead of industry advancements. Her passion for continuous education ensures that she is always well-versed in the latest innovations, cutting-edge technologies, and evolving skincare trends. Her commitment to continued education ensures that she remains at the forefront of the latest skincare innovations and technologies, providing patients with the most effective and up-to-date treatments available. 

Tiffany’s ongoing dedication to learning and growth reflects her unwavering commitment to providing the highest standard of care, making her an invaluable asset to those seeking comprehensive, results-driven skincare solutions. She strives to ensure that every patient feels welcomed, listened to, and valued—fostering long-lasting relationships built on trust.