Kay Durairaj

Dr. Kay Durairaj is a board-certified facial plastic surgeon, educator, researcher, and practitioner who leads Beauty By Dr. Kay, a Pasadena-based aesthetic practice. She is recognized for her clinical expertise in facial rejuvenation, injectable techniques, liquid rhinoplasty, and bioregenerative therapies. Dr. Kay lectures internationally on practical, evidence-based approaches that bridge aesthetic medicine with longevity science. She hosts the podcast “Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon,” where she interviews clinicians, scientists, and biohackers about skincare, injectables, and advances in anti-aging medicine. Dr. Kay develops KD Skin, a clinician-driven product line focused on barrier repair and hydration, and she integrates topical and procedural therapies to optimize outcomes. Her research includes AI-assisted facial analysis and clinical trials on biostimulators, PDGF, and minimally invasive modalities. She serves on panels and organizes educational tracks at major meetings, emphasizing safety, measurable outcomes, and patient-centered protocols. Dr. Kay combines surgical skill with a systems approach to longevity and wellness. Patients and peers value her clear teaching style, clinical rigor, and commitment to advancing the science of aesthetic medicine. She serves as Vice Chair of Huntington Hospital’s Department of Head & Neck Surgery and holds leadership roles across major meeting programs, including AAFPRS, AMWC (Monaco, Japan, Miami), Vegas Cosmetic Surgery, The Aesthetic Show, Medical Spa Show, and Genesis. A seasoned international lecturer, she has delivered more than 50 national and international presentations and published clinical studies on biostimulators, AI in aesthetics, and injectables. Dr. Kay mentors emerging clinicians through Modern Aesthetic Theory & Artistry and directs hands-on training and live demonstrations. Her practice emphasizes patient-centered protocols, measurable outcomes, and safety.