You might be in the right place if… any of these sound like you.
Women navigating perimenopause or menopause
Hot flashes, brain fog, weight gain, low libido we find the root cause and build a plan that actually works.
Anyone struggling with weight, no matter what they've tried
We look at insulin resistance, hormones, and metabolism not just calories to create a plan that fits your biology.
Men who want their energy and edge back
Fatigue, low testosterone, declining performance we optimize your hormones and metabolism so you feel like yourself again.
High performers focused on longevity and prevention
You feel okay, but you want to feel exceptional. We run comprehensive diagnostics to optimize your health before problems arise. Athletes and Executives Looking for peak performance.
Integrative/Functional Medicine
Redefining Healthcare
Traditional healthcare is reactive and one-size-fits-all. We provide care by combining advanced diagnostics, personalized primary care, and longevity optimization. We take time to understand your health history, lifestyle, and goals, then create a plan that supports long-term health and vitality.
We have unrushed appointment times, cap our patient panel to 300, and create a personalized plan just for you.
Why Precision Health MD
Medicine the way it was meant to be. Traditional practices manage 2,000–3,000 patients per doctor. Our panel is capped at 300.
Time with your doctor
Not 7 minutes and out the door. Every appointment is designed to go as deep as needed because your health deserves that.
Root cause, not symptom management
We investigate why you're feeling the way you do, using advanced functional testing most practices don't offer.
A team that stays with you
Your physician, dietician, and health coach work together and remain accessible long after your first appointment.
Meet Your Doctor
One of the few physicians in Southern California combining OB/GYN + integrative longevity medicine. A board-certified physician and national speaker, Dr. Jen blends rigorous conventional training with deep expertise in functional medicine, hormonal health, and metabolic optimization. She's spent her career asking "why" and building practices that have the time and tools to find real answers.
- Board-certified OB/GYN & Integrative Medicine specialist
- National speaker on hormones, metabolism & preventive care
- Medical author and educator
- YouTube health educator 31,000+ subscribers
Testimonials
“I am finally beginning to feel like my old self again. Prior to seeing Dr. Roelands I was rushed out the door in less than 10 minutes. She took the time to really listen and five months later I feel fantastic in a way I haven’t in years.”
Jeanne
“Dr. Jenn is a gifted doctor who understands women’s health. I felt heard and like she understood what I am going through. I have full confidence in her.”
Maggie M
“I finally found my doctor. She sits with you for more than ten minutes and I love her holistic approach to getting to the root cause of my ailments.”
Kinda V
Experience a more personalized approach to primary care, hormone optimization, and longevity medicine.
Serving Fullerton, Brea, Anaheim, Yorba Linda & Orange County · Telemedicine · 714-272-3477