Time.
Given back to you.
For centuries, we’ve built ways to buy time.
Technology has always given us more time — seconds to escape, days to prepare, moments to act.
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Time to escape before flames spread.
1965 — Duane Pearsall patented the first practical home smoke detector, turning what was once silent catastrophe into a moment of warning — saving countless lives before disaster.
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Time to move before the storm.
1960 — NASA launched TIROS-1, the first weather satellite. For the first time, humanity could see storms forming before they hit — giving entire nations time to prepare.
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Time to act before the breakdown
1980 — The check-engine light became a quiet revolution under the hood — a tiny sensor that spoke up before failure struck.
Each breakthrough — from the smoke detector to the weather satellite — turned uncertainty into foresight. Each one moved the moment of awareness a little earlier.
But the next leap isn’t mechanical. It’s biological. Your body is already signaling what’s ahead — you just haven’t been able to see it.
Until now
The most advanced sensor ever built isn’t a device. It’s you.
Your body is always signaling what’s coming — long before symptoms appear. Preemptive translates those signals into insight, giving you time to act.
The Living Blueprint
Your body is the most advanced sensor ever built.
Now, we can finally listen.
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Sense
Your blood flow has a story to tell.
Your blood flow reflects the harmony of your body’s systems — cardiovascular, nervous, metabolic, and beyond. Subtle shifts in these patterns can reveal the earliest signs of change in your health.
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Capture
Touch. Sense. Connect.
Simply place your finger on your phone’s camera. In seconds, it captures the unique rhythm of your blood flow — translating light into living data.
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Stabilize
Stillness reveals truth.
Hold your phone steady. Each heartbeat becomes a clear signal — filtered, measured, and ready to map your personal baseline.
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Understand
See your living blueprint.
Your blood flow data becomes a personalized health map — a view into how your systems are performing and where change is emerging, before symptoms ever appear.
Your Human Guide
You’re paired with a dedicated nurse who knows your story, not just your chart. Backed by doctors. Enabled by intelligence.
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You’re paired with a dedicated nurse who understands your story — not just your chart.
They check in, answer questions, and guide you before small concerns become big ones.
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Every nurse is supported by a team of physicians and specialists, ensuring your care is proactive, not reactive.
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Our AI platform helps your care team recognize patterns early — enabling truly preemptive care, built around you.
*We don’t replace your doctor.
We work with your doctor — giving them more information, more context, and more peace of mind.
If you don’t have one, we’ll help you find one who fits your needs
The Clinic, Reimagined
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Care that comes to you.
Preemptive isn’t confined to an office or a screen.
We’re re-imagining what it means to be seen — with nurses, nurse practitioners, and mobile clinics positioned directly within the communities we serve.
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Care in your neighborhood
Our nurses and NPs aren’t hidden behind telehealth screens — they’re local, accessible, and embedded where you live.
From 55+ communities to neighborhood hubs, they build lasting relationships, supported by real-time insight from our platform.
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The mobile clinic experience
Our fleet of Preemptive vans brings personalized care to you — for onboarding, screenings, and check-ins.
Each van is equipped to capture your baseline, update your health blueprint, and connect you instantly with your care team.
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Connected to the platform
Every visit — in person or virtual — feeds back into your Preemptive health map.
Your data, your nurse, your doctor — all seeing the same picture, working in sync to keep you one step ahead.
How it works
*We don’t replace your doctor.
We work with your doctor — giving them more information, more context, and more peace of mind.
If you don’t have one, we’ll help you find one who fits your needs
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Sit down with a physician who listens.
We begin with your story — your concerns, your goals, your current care.
This is where your journey with Preemptive begins, and your primary care doctor stays part of it.
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We measure what matters — your blood flow, your systems, your unique health signature.
This baseline becomes the foundation for everything that follows.
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You’ll be paired with a dedicated nurse who knows you, checks in with you,
and guides you every step of the way — your personal health ally.
They coordinate with your doctor to ensure your care stays connected and seamless.
What You’ll Gain
A clear picture of your health baseline
A nurse who knows your story
A system watching out for you, every day
See where you stand
Join our waitlist today — and meet the future of care, before you need it.
World-Class Experts, At Your Side
Your experience is guided by leading physicians, scientists, and health innovators from the nation’s top institutions. Together, we ensure that every detail of your care is not only personal—it’s proven
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Matt Whitehill, PhD
FOUNDER
Computer science PhD specializing in deep learning, formerly at University of Washington, focused on unlocking predictive healthcare through AI.
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Jamien McCullum
FOUNDER
Seasoned digital health entrepreneur with a track record of building and scaling transformative healthcare companies.
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Jorge Sanchez, MD
MEDICAL DIRECTOR
Former Medical Director at Carbon Health and Chief Medical Officer at Alertive Healthcare. Faculty at Yale School of Medicine, with expertise in population health.
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Leon Gatys, PhD
FOUNDER
Machine learning pioneer and former member of Apple’s Health AI team. Known globally for breakthroughs in neural networks and computational neuroscience.
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David Maron, MD
MEDICAL ADVISOR
Director of Preventative Cardiology at Stanford; Board certified in internal medicine, cardiovascular disease, clinical lipidology
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Shwetak Patel, PhD
MACHINE LEARNING ADVISOR
Head of A.I. health @ Google, on-device deep learning expert (McCarthur Genius Award), Principal Investigator Ubiquitous Comp Lab
Our partners
What We See
Your baseline becomes your map.
From a single touch, we measure how your body’s core systems — cardiovascular, metabolic, nervous, and renal — perform together over time.
We track subtle changes before symptoms appear — giving your care team early, actionable insight.
Patterns emerge. Risk becomes visible.
Prevention, made measurable.
FAQ’s
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Preemptive doesn’t replace your doctor.
We work with your doctor — giving them more information, more context, and more peace of mind.
If you don’t have one, we’ll help you find one who fits your needs
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If you have Medicare, your plan covers the service.
We accept a wide range of insurance plans including Medicare, and most patients pay no out-of-pocket costs. We’ll check your coverage and let you know any expenses before you enroll. -
We’re fully HIPAA-compliant and use strict security protocols- see our privacy policy.
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No. Our services are covered by health plans and can help reduce hospitalizations—benefiting patients, insurers, and the healthcare system.
The Long Arc of Preemptive
We start with your baseline — a snapshot of how your body works today.
From there, we track change — continuously, quietly, in real time.
Each signal adds to a growing network of insight.
Patterns emerge. Trends appear. Risk becomes visible before it becomes real.
Over time, that intelligence evolves — from predicting disease, to preventing it, to helping reverse it.
Every touch strengthens the model. Every life teaches the system how to protect the next.
This is the long arc of Preemptive:
From measurement to understanding.
From reaction to prevention.
From After — to Before.
We are done waiting.
We choose before.
Healthcare could be simple.
It could cost less.
It could arrive before you’re sick.
But it doesn’t — because waiting is profitable.
For too long, the system has been built on After:
after the heart attack, after the diagnosis, after the bill.
We choose Before.
Before symptoms. Before fear. Before it’s too late.
This is our movement — a choice to stop waiting.
a choice to reclaim time.
a choice to live in the before.
Join Us
A new kind of care, built around you.
Becoming a member is simple — and personal from the start.
We’re here to complement your existing care, not replace it.
Your Preemptive team works alongside your primary care doctor,
bringing you daily insight, early guidance, and a nurse who knows you.