Your Team

Trust your health in the hands of experts recognized for medical excellence. Your clinicians are members of trusted medical organizations promoting male health, including the American Urologic Association, American Society for Reproductive Medicine and the American Society of Andrology. All societies keeping our clinical team at the cutting edge of “evidence based male healthcare”.

Dr. Russel Williams, MD

Founder and Medical Director

Dr. Russel Williams has dedicated 20 years of his life to the health and wellbeing of men, specializing in men’s…

Tristan Grimaldo, DNP

Clinical Director

Tristan Grimaldo is a board-certified family nurse practitioner with a clinical doctorate specializing in reproductive urology. Dr. Grimaldo brings seven…

Timothy Bui, NP-C

Medical Provider

Timothy Bui is a certified family nurse practitioner and the newest member of The Y Factor team. Timothy is the…

Karen Barnett

Practice Manager

Karen Barnett brings 15 years of managerial experience in healthcare to The Y Factor team. She graduated from The University…

Carlos Avendano

Certified Surgical Assistant

Carlos Avendano is Dr. Williams’ primary assistant for all procedures performed in our office and in The Y Factor surgical…

Stephanie Alvarado

Surgery Coordinator

Stephanie Alvarado is the primary surgery scheduler and liaison between the surgery facility, patient and doctor. She keeps in close…

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