Dr. Karen O’Neill – Oakville’s Leading Cosmetic Dermatologist 

Dr. Karen O'Neill: Expert in Natural, Aesthetic Dermatology

Dr. Karen O'Neill: Expert in Natural, Aesthetic Dermatology

Dr. Karen O'Neill – Cosmetic Dermatology & Laser Expert
📍 Oakville | 🗣 English

Dr. Karen O'Neill is a dual board-certified dermatologist in Canada and the U.S. with 20+ years of experience in medical and cosmetic dermatology. She specializes in injectables, laser treatments, RF microneedling, hyperhidrosis treatment, and the removal of benign skin lesions. Guided by her motto, "Artistic Innovations ~ Natural Results," Dr. O'Neill provides personalized, natural-looking enhancements for radiant skin.

Why Choose Rejuvenation Medical Aesthetics

Imagine a personalized approach to radiant, healthy skin designed just for you. At Rejuvenation Medical Aesthetics, we combine expert care with advanced treatments to help you achieve exceptional, natural results. Discover the difference personalized skincare can make.

Our Expertise

Our team comprises board-certified dermatologists with extensive experience. With over 40 years of combined experience, our in-depth knowledge and commitment to ongoing education ensure you receive the highest standard of care.

Cutting-edge Tech

We utilize the latest, state-of-the-art equipment and facilities to ensure optimal results. By staying at the forefront of innovation, we deliver effective, minimally invasive solutions tailored to your needs.

Personalized Care

We tailor treatments to meet your unique skin needs and aesthetic goals. Every consultation begins with a thorough assessment to design a plan that aligns with your preferences and lifestyle.

All-in-One Care

Offering a full spectrum of medical, surgical, and cosmetic dermatology services. Our integrated approach allows us to address a wide range of concerns under one trusted roof.

Get in Touch with Dr. Karen O’Neill

Have questions or want to book a consultation? Fill out the form below, and our team will get back to you as soon as possible.