JW Precision Health
Doctor consulting with a patient

Transformative, evidence-based care for healthspan optimization
Because a happy, healthy life is more than just the absence of disease and disability

Jen Willems is a board-certified nurse practitioner with more than 20 years of experience across emergency, critical care and integrative medicine. She founded JW Precision Health to offer care that is both scientifically rigorous and deeply personal. Jen looks beyond symptoms and standard protocols to uncover and treat the real cause of your health concerns. Her approach blends the precision of conventional medicine with the insight of functional and integrative practices - because you shouldn't have to choose between evidence-based care and whole-person healing.

  • Advanced diagnostic testing
  • Personalized treatment protocols
  • Root-cause health solutions
Begin Your Health Journey

Advanced Diagnostics, Personalized Care

Our advanced diagnostic testing provides a clear, comprehensive picture of your health, allowing us to design treatment plans that are tailored specifically to you.

What our patients say

Don't just take our word for it. Hear from patients who have transformed their health with our integrative approach.

"Working with Jen has changed my life. I've lost weight, have much more energy, and feel so much better overall. My husband became a patient too, and we determined similar thyroid and hormone issues with him. He's also lost weight and has more energy. Thanks, Jen, for the new lease on life you've provided us both."

Amy T

Patient since 2022

"To date, the work you did with me has been the most helpful I've experienced."

Deven

Patient since 2023

"I've been consistently impressed by Jen's thoughtful and thorough approach to women's health. She takes the time to dive deep into lab work and hormonal balance, addressing issues often overlooked in standard care. Thanks to her expertise, I found meaningful answers to health concerns that my primary care physician couldn't resolve. I highly recommend her to anyone seeking more personalized care."

Melissa

Wellness Member