Redefining Healthy Aging | Personalized, Preventive, and Data-Driven Care in Walnut Creek, CA

Proactive Medicine That's Personalized, Precise & Preventive.

At the Medical Institute of Healthy Aging, we don’t wait for illness—we measure how you're aging and tailor care to extend your vitality and healthspan.

Track. Personalize. Prevent.

Optimize Your Healthspan

Where Medicine Meets Longevity

About MDIHA

Welcome to Medical Institute of Healthy Aging

We specialize in Valengerontology—the science of health optimization and disease prevention through personalized medicine. Our mission is to help you age with strength, energy, and clarity by taking a proactive approach grounded in advanced diagnostics and customized care.

Our Philosophy

We believe health isn’t something you wait to lose — it’s something you build. Rooted in Valengerontology, our care is personalized, precise, and preventive, using advanced diagnostics to track how you’re aging and optimize your healthspan. It’s not just about living longer — it’s about living better.

Meet Dr. Kim

Meet Dr. Paul H. Kim, MD 

Founder & Medical Director

Dr. Paul H. Kim is the founder of the Medical Institute of Healthy Aging and a board-certified physician with over two decades of clinical experience. With a strong foundation in internal medicine and a passion for proactive care, Dr. Kim specializes in longevity-focused programs that blend advanced diagnostics with personalized therapies.

Behind every great outcome is a team of caring professionals.

Why Proactive Healthcare?

Traditional medicine waits for symptoms. At MIHA, we track how you’re aging at the cellular level—so we can act before problems arise.

Benefits of Our Approach:

Measure and reduce biological age

Detect early signs of chronic disease

Build customized, data-backed care plans

Improve energy, brain function, and resilience


Get in Touch Today

Take the First Step

Toward Proactive Health

Explore our personalized therapies designed to help you feel stronger, think clearer, and age on your own terms.

Whether you're focused on prevention, longevity, or optimizing your current health, we're here to guide you.

Our Services

Our Core Programs

Our comprehensive, data-driven health plans built around the science of Valengerontology.

MIHA Fundamental BIOAGE 2025

Understand how you're aging at the cellular level. This core program uses advanced biological age testing to build a fully customized plan.

Arteriometabolic Module

Understand how you're aging at the cellular level. This core program uses advanced biological age testing to build a fully customized plan.

BHRT 2025 Program

Understand how you're aging at the cellular level. This core program uses advanced biological age testing to build a fully customized plan.

Aberrant Cell Growth Module

Understand how you're aging at the cellular level. This core program uses advanced biological age testing to build a fully customized plan.

Cutting-Edge Therapies

These advanced options integrate seamlessly into your personalized

plan — helping you feel better, age smarter, and live fully.

Mesenchymal Stem Cell Support

Non-surgical regenerative care to support healing and inflammation balance.

NAD+ & Nicotinamide Riboside IV

Mitochondrial energy, cognitive clarity, and anti-fatigue support.

Semaglutide + Cagrilintide Combination

Dual-action weight loss protocol designed to improve metabolic markers.

Plaquex IV Therapy

Supports cardiovascular health and liver detox with phosphatidylcholine.

Check Out What Patients Say

Getting Started - Serving individuals seeking for help in CA, FL, KS, and MO

Invest in Your Healthspan — Not Just Your Lifespan

Your health isn’t static — and your care shouldn’t be either.


At MIHA, we design smarter, data-driven plans built around you. Ready to take control?

Rooted in Valengerontology — the science of building health, not just treating disease.

We measure how you’re aging — then design smarter, data-backed plans that grow with you.

Whether you’re optimizing in your 30s or protecting your independence in your 80s, we meet you where you are.

Our Locations

We Have Multiple Locations Ready to Welcome You.

  • Walnut Creek, CA
  • Napa, CA
  • San Francisco, CA
Walnut Creek, CA
Medical Institute of Healthy Aging – Walnut Creek

Longevity & Healthy Aging Medicine

Address
Phone
Working Hours

Monday – Thursday: 8:30 am – 4:30 pm

Friday: 8:30 am – 3:00 pm

Saturday & Sunday: Closed

Napa, CA
Medical Institute of Healthy Aging – Napa

Longevity & Healthy Aging Medicine

Address
Phone
Working Hours

Monday – Thursday: 8:30 am – 4:30 pm

Friday: 8:30 am – 3:00 pm

Saturday & Sunday: Closed

San Francisco, CA
Medical Institute of Healthy Aging – San Francisco

Longevity & Healthy Aging Medicine

Address
Phone
Working Hours

Monday – Thursday: 8:30 am – 4:30 pm

Friday: 8:30 am – 3:00 pm

Saturday & Sunday: Closed