The Science of Skincare.

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Skintology Centre for Anti-Aging is a premier aesthetic clinic located in Knoxville, Tennessee. Our experienced team strives for great outcomes and patient satisfaction. Led by Dr. Jason Collins, our staff utilize several treatments and minimally-invasive procedures to help you look and feel your absolute best. Our goal is to help rejuvenate the vitality in both men and women—boosting our patients' confidence and restoring a youthful, physical appearance. 

From advanced laser procedures to cosmetic injections and from chemical peels to the latest in body sculpting technology, we have everything needed to assist you on a journey to a better you. We offer memberships and packages to optimize individual goals while keeping your financial interest in mind.

We love the feeling of rejuvenation, regeneration, and transformation. Age is just a number, and we look forward to fulfilling your anti-aging needs and assisting you on the path to reaching your goals.

Skintology. The Science of skincare.


"Aging is not lost youth, but a new stage of

opportunity and strength."

- Betty Friedan


Morgan is the cosmetic nurse injector at Years Younger MD. She is a Registered Nurse with eight years of nursing experience in various healthcare settings. She is certified through the Aesthetic Skin Institute in cosmetic injections, and would love to tailor a plan to help you meet your goals.


Medical Director

Dr. Jason Collins and his wife Jenna have been part of the Knoxville community since 1997. Dr. Collins has over 25 years of experience as a physician in our local area. He completed his medical training at the University of Tennessee Health Science Center in Memphis, followed by a residency at the University of Tennessee Graduate School of Medicine in Knoxville. His interest in Aesthetics began early in his career as a way to improve both the confidence and quality of life of his patients.


Medical Aesthetician | Certified Laser Technician | Certified Acne Specialist

Kari Irvine, Medical Aesthetician & Certified Laser Technician

Kari Irvine is a Licensed Medical Aesthetician, Certified Laser Technician, and Certified Acne Specialist, and has over 15 years of experience in the healthcare industry. In addition to treating her clients, she serves as the Clinical Director for Skintology. Kari specializes in cosmetic lasers and advanced skincare treatments. She holds over five aesthetic certifications, and feels that continuing her education is crucial in providing her clients the best care and results. She blends traditional practices with the latest technology, and customizes each service to the client's needs. Kari believes that educating her clients is the best way of helping them reach their goals, and takes the time to explain why certain treatments or products may be beneficial. 

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Cosmetic Nurse Injector

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Amber has been a Registered Nurse since 2010 and a Medical Aesthetician since 2003. Aesthetics has been her sole career passion and focus for over 20 years. Her desire to advance her career prompted a move to Los Angeles in 2005, where she continued her work as an aesthetician in some of the most recognized establishments in the industry. She was the lead aesthetician at the Four Seasons Beverly Wilshire where she had the opportunity to perform facial treatments on celebrities. Additionally, she had the privilege of working with Dr. Andre Berger, one of the top Anti-Aging Doctors in Beverly Hills. Her love for Medical Aesthetics steered her to enroll in nursing school, and she completed her RN degree in 2010. She worked as an aesthetician at the Four Seasons Westlake Village in the interim, totaling 11 years with the Four Seasons Company.

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Medical Aesthetician | Certified Laser Technician | Certified Massage Therapist


Miranda has been an aesthetician for eight years, specializing in medical aesthetics for the last three. With a passion for helping others feel like their beautiful selves, she stays up to date on the newest treatments, as our industry is ever changing. She is also one of the few people in our area trained in sugaring, a wonderful hair removal method for people with sensitive skin. 

In addition, Miranda has been a Certified Massage Therapist for five years, and provides relaxing and therapeutic massage to the clients at Skintology.

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Cosmetic Nurse Injector


Having enjoyed twelve years experience in the aesthetics industry, Monica is highly skilled in performing a variety of noninvasive cosmetic procedures.
As a Registered Nurse with previous positions alongside prominent plastic surgeons in the Knoxville community,
Monica has been providing cosmetic injection services for the past four years. She is passionate about continued education
to grow her professional expertise in order to provide
clients with the safest, highest-quality, and most up-to-date techniques available.
Monica believes that every face is unique and that each individual’s treatment should be tailored to them, enhancing one’s own natural beauty.

Follow Monica on Instagram!




412 Ebenezer Road

Knoxville, TN 37923