Meet Our Team
The Team You Can Trust
OUR TEAM
Meet Our Team
Dr. David Browning MBChB, MD, CFPC,
David is a dedicated physician and co-founder of Precision Health Optimization. His medical career began in South Africa in 2005, where he gained extensive experience in psychiatry, emergency medicine, trauma care, and general practice at leading hospitals before expanding his global perspective as a Ship Physician with Disney Cruise Line.
After relocating to Vancouver in 2013, Dr. Browning practiced family medicine and later specialized in addiction medicine, becoming known for his compassionate and innovative approach across both inpatient and outpatient settings. He currently continues this work as part of the medical team at Cedars Recovery.
Inspired by a transformative journey to the Peruvian Rainforest with Gabor Maté, Dr. Browning integrates both traditional and holistic modalities into his practice. He now focuses on anti-aging medicine, hormone optimization, and whole-person wellness—bringing his diverse expertise and patient-centered philosophy to Precision Health Optimization.
Frank Celentano Clinic Director and Certified EMSELLA® Provider,
is the co-founder of Precision Health Optimization. He is deeply committed to creating a welcoming, judgment-free environment where clients can openly address sensitive concerns such as aging, incontinence, and erectile dysfunction. His mission is to ensure every individual feels supported, understood, and guided toward meaningful improvements in their quality of life.
With a background in business and communication, Frank brings extensive leadership experience from luxury hospitality, property management, and a 16-year career as a store manager for Tiffany & Co. across California, Hawaii, and Vancouver. His expertise in client experience, operations, and communication allows him to deliver exceptional care and create a high-standard, personalized experience for every patient.
Frank’s passion for helping others is shaped by both personal and professional experiences — including donating a kidney to his best friend in 2008, which deepened his respect for medical care and human compassion. At Precision Health Optimization, he focuses on empowering clients through preventative health, pelvic floor care, and hormone optimization within an elevated, supportive, and patient-centered environment.
With a background in business and communication, Frank brings extensive leadership experience from luxury hospitality, property management, and a 16-year career as a store manager for Tiffany & Co. across California, Hawaii, and Vancouver. His expertise in client experience, operations, and communication allows him to deliver exceptional care and create a high-standard, personalized experience for every patient.
Frank’s passion for helping others is shaped by both personal and professional experiences — including donating a kidney to his best friend in 2008, which deepened his respect for medical care and human compassion. At Precision Health Optimization, he focuses on empowering clients through preventative health, pelvic floor care, and hormone optimization within an elevated, supportive, and patient-centered environment.
Tania Kirby RN
is a highly experienced Registered Nurse and co-founder of Precision Health Optimization. Since earning her Bachelor of Science in Nursing in 2008, she has provided exceptional care across diverse healthcare settings, including acute care, ER/ICU, diabetes education, and both public and private medical environments. Her broad clinical background has shaped her deep understanding of patient needs and her ability to adapt seamlessly to a wide range of medical situations.
Passionate about preventative health and whole-person wellness, Tania is committed to continual learning and staying current with the latest advancements in patient care and medical treatments. She believes in a holistic approach — recognizing that physical, emotional, and mental well-being are deeply interconnected — and integrates this philosophy into every aspect of her nursing practice.
At Precision Health Optimization, Tania is dedicated to creating a compassionate, supportive environment where patients feel heard, valued, and empowered. She takes the time to listen, educate, and collaborate, ensuring that each individual receives personalized care tailored to their unique goals. Her greatest reward is seeing the positive transformation in her patients’ lives as they move toward better health and lasting vitality.
At Precision Health Optimization, Tania is dedicated to creating a compassionate, supportive environment where patients feel heard, valued, and empowered. She takes the time to listen, educate, and collaborate, ensuring that each individual receives personalized care tailored to their unique goals. Her greatest reward is seeing the positive transformation in her patients’ lives as they move toward better health and lasting vitality.
DR. GERRIT PRINSLOO MD, CCFP, dPEC, dABAM, FASAM
MD, CCFP, dPEC, dABAM, FASAM, is a leading expert in hormone optimization and Co-founder of Precision Health Optimization. With over 21 years of medical experience, his career began in emergency medicine across Africa, Europe, and the United States before he relocated to Canada in 2011. There, he served as a rural family physician, often travelling by helicopter to provide essential care to remote communities.
His frontline experience in rural health deepened his understanding of addiction, inspiring him to pursue specialized training and earn his American Board Certification in Addiction Medicine. At St. Paul’s Hospital in Vancouver, he worked as a Staff Physician and completed a fellowship in addiction medicine research. This work sparked his interest in the connection between hormones, health, and addiction, ultimately leading him to advanced certifications in regenerative and functional medicine.
Today, Dr. Prinsloo is recognized as a leader in hormone optimization, focusing on restoring vitality, preventing disease, and enhancing long-term health through precision-based treatment. A Canadian Family Physician, UBC clinical faculty member, and fellow of the American Board of Addiction Medicine, he brings cutting-edge expertise and a patient-centered approach to Precision Health Optimization in Victoria.
His frontline experience in rural health deepened his understanding of addiction, inspiring him to pursue specialized training and earn his American Board Certification in Addiction Medicine. At St. Paul’s Hospital in Vancouver, he worked as a Staff Physician and completed a fellowship in addiction medicine research. This work sparked his interest in the connection between hormones, health, and addiction, ultimately leading him to advanced certifications in regenerative and functional medicine.
Today, Dr. Prinsloo is recognized as a leader in hormone optimization, focusing on restoring vitality, preventing disease, and enhancing long-term health through precision-based treatment. A Canadian Family Physician, UBC clinical faculty member, and fellow of the American Board of Addiction Medicine, he brings cutting-edge expertise and a patient-centered approach to Precision Health Optimization in Victoria.
Kyra Clark, LPN
Kyra is an acute care nurse with extensive experience working in hospitals across South Vancouver Island. She has additional training in acupuncture and Traditional Chinese Medicine, with a strong clinical background in addictions care and medicine. Her approach to aesthetics is deeply rooted in health, skin integrity, and evidence based practice.
With a lifelong passion for skincare and firsthand experience navigating what does and does not work, Kyra is committed to helping clients achieve real, sustainable results without the guesswork.
She brings a thoughtful, individualized approach to every treatment and is passionate about supporting her clients as they grow in confidence, glow, and overall skin health.
With a lifelong passion for skincare and firsthand experience navigating what does and does not work, Kyra is committed to helping clients achieve real, sustainable results without the guesswork.
She brings a thoughtful, individualized approach to every treatment and is passionate about supporting her clients as they grow in confidence, glow, and overall skin health.