Meet The Team
Dr. Coby Harrison, MD
Founder · Chief Medical Officer · Medical Director
Dr. Harrison is the Founder, Chief Medical Officer, and Medical Director of Precision Unbound. As a physician, he created the practice to move beyond rushed visits and reactive care—and toward a truly personalized, prevention-focused, longevity-based model of medicine.
His clinical philosophy centers on identifying risk early, understanding root causes, and using advanced diagnostics to guide long-term health strategy. Dr. Harrison has a particular focus on metabolic health, cardiometabolic risk reduction, hormonal balance, and disease prevention, helping patients take control of their health trajectory before illness develops.
As CMO, Dr. Harrison oversees all medical strategy and clinical standards at Precision Unbound, ensuring care is evidence-based, thoughtful, and individualized. At the heart of his work is a belief that patients deserve time, clarity, and partnership—and that medicine should be proactive, precise, and deeply human.
Caitlyn Smith, CCMA, CST, CPhT
Chief Operations Officer
Caitlyn serves as the Chief Operations Officer of Precision Unbound, overseeing the systems, structure, and patient experience that bring the practice’s vision to life. With a strong background in healthcare operations and clinical environments, she ensures that care at Precision Unbound is not only high-level and personalized—but also seamless, organized, and intentional.
Caitlyn is responsible for translating complex medical strategy into clear workflows, patient-facing resources, and concierge-level processes that allow patients to feel supported at every step of their journey. From intake and diagnostics to follow-up and long-term planning, she is deeply involved in building an experience that feels thoughtful, efficient, and human.
Her passion lies in creating healthcare that is calm, proactive, and empowering—where patients are given the time, clarity, and structure they need to truly engage in their health. At Precision Unbound, Caitlyn plays a critical role in ensuring that excellence in medicine is matched by excellence in execution.
Sydney Williams, RN, BSN
Chief Nursing Officer
Sydney serves as the Chief Nursing Officer (CNO) of Precision Unbound, providing clinical leadership while remaining deeply involved in direct patient care. As a nurse, she brings a thoughtful, compassionate, and highly attentive approach to every patient interaction—bridging medical strategy with real-world, day-to-day care.
In her role as CNO, Sydney helps oversee clinical workflows, patient education, and continuity of care, ensuring that each patient experience is safe, supportive, and aligned with Precision Unbound’s preventative and longevity-focused mission. She plays a key role in helping patients understand their health data, next steps, and long-term plans—making complex information feel approachable and actionable.
Sydney is passionate about patient-centered care and believes that trust, communication, and consistency are essential to meaningful health outcomes. At Precision Unbound, she helps ensure that clinical excellence is paired with genuine human connection.