Genesis Health NYC | Functional Medicine & Longevity

Trusted & Verified

Excellence on Madison Avenue

★★★★★ 4.95/5 Patient Rating

You're Not Imagining It.

"Your labs are normal." "It's just stress." "This is part of aging." If you've heard these words while knowing something is still wrong, you're not alone—and you're not crazy.

Dismissed

You've been told everything is "fine" when you know your body better than any test result.

Exhausted

Your energy isn't what it used to be. Coffee isn't working. Neither is "more sleep."

Frustrated

You've seen specialists, tried protocols, and still don't have answers—or results.

Comprehensive Care

Three pillars of personalized medicine—each designed to uncover root causes and restore lasting vitality.

Functional Medicine

Advanced diagnostics and personalized protocols that address the underlying factors others miss.

  • Root Cause Testing
  • Gut Health Analysis
  • Hormone Optimization
  • Environmental Medicine
Learn More →

Longevity Programs

Proactive, data-driven approaches to optimize your healthspan for decades to come.

  • Peptide Therapy
  • IV Nutrient Therapy
  • Hair Restoration
  • Biomarker Testing
Learn More →

Restorative Aesthetics

Medical-grade treatments that enhance your natural vitality from the inside out.

  • Vaginal Rejuvenation
  • Weight Management
  • Skin Health Protocols
  • Body Composition
Learn More →

How We Compare

Feature Genesis Health Other Concierge Traditional PCP
Appointment Length 60-90 minutes 30-45 minutes 10-15 minutes
Root Cause Analysis Comprehensive Limited
Advanced Lab Testing Full functional panels Some advanced Basic panels only
Personalized Protocols Fully customized Limited
Direct Physician Access
Telehealth (incl. Sundays) Including Sundays Weekdays only
Hormone Optimization Specialized Limited
Long-term Healthspan Focus Core philosophy Some

What to Expect

From your first call to your ongoing care, here's how we partner with you on your path to lasting vitality.

1

Discovery Call

A complimentary 15-minute conversation to discuss your goals, answer your questions, and determine if Genesis Health is the right fit. No pressure—just an honest conversation about your health journey.

2

Comprehensive Consultation

Your initial 90-minute consultation at our Madison Avenue office. We'll dive deep into your health history, lifestyle, goals, and concerns—giving you the time and attention you deserve.

3

Advanced Testing

Based on your consultation, we'll recommend comprehensive lab work and assessments to uncover what's really going on beneath the surface—beyond what conventional panels reveal.

4

Personalized Protocol

We'll present your results and create a customized protocol designed around your unique biology, goals, and lifestyle. Everything is tailored to you—no cookie-cutter plans.

5

Ongoing Partnership

This is just the beginning. We're with you for the long term—monitoring progress, adjusting protocols, and supporting your journey toward decades of vitality.

Meet Your Physician

A Message from Dr. Johnson

Hear directly from Dr. Johnson about our philosophy of care—and why we believe in thinking about your health in decades, not just appointments.

Healthcare as It Should Be

At Genesis Health, we believe exceptional health isn't one-size-fits-all—it's deeply personal. That's why everything we do is designed around your unique biology, your goals, and your life.

We don't just address symptoms. We partner with you for the long term, building personalized protocols that support your vitality for decades to come.

Board-Certified Internal Medicine
Functional Medicine Specialist
Mount Sinai Trained

Your Care Team

Our team combines decades of expertise in functional medicine, integrative health, and patient care. Every member shares one mission: helping you live a longer, healthier, more vibrant life.

Dr. Ruth Johnson

Dr. Ruth Johnson

Founder & Lead Physician

Dr. Ninoschka Sevillano

Dr. Ninoschka Sevillano

Holistic Doctor

Kathleen Winnick

Kathleen Winnick

Patient Care Specialist

Fairuz Abdalla

Fairuz Abdalla

Patient Care Coordinator

Brianna Benett

Brianna Benett

Aesthetics Specialist

Accepted Plans

Insurance We Accept

We work with select insurance plans offering out-of-network benefits—and file claims directly to your insurance for your convenience. No superbills, no paperwork headaches. Just seamless care designed around your life.

Insurance Accepted

HSA/FSA Accepted

Claims Filed For You

Payment Plans

Get Started

Your Path to Lasting Vitality

Every health journey is unique. That's why we start with a free discovery call—a chance to discuss your concerns, explore your options, and see if Genesis Health is the right fit. No pressure. No obligations. Just an honest conversation about what's possible.