Proactive concierge healthcare for better health and a longer life

A modern concierge primary care practice integrating advanced diagnostics, functional insights, and same day access - designed entirely around you.

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Affiliated with University of California, San Francisco
Affiliated with Hospital for Special Surgery
Trained at UCSF and Georgetown

Black and white logo of UC San Francisco (UCSF) with bold letters.
The Georgetown University logo with a navy blue seal and the university's name in navy blue text.
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Currently serving patients in-person and virtually in CA and NY.

Relationship-Centered, Personalized Care

At Kuros Medical, we believe exceptional healthcare begins with an authentic, long-term relationship between doctor and patient. We offer a membership-based, in-person and virtual primary care experience that goes far beyond typical practices.

Dr. Penner, a board-certified internal medicine physician, has developed a practice that integrates conventional, functional, and lifestyle medicine. Our personalized approach helps you build a foundation for lasting vitality while honoring your unique path to meaning and well-being.

Currently serving patients in-person and virtually in CA and NY.

Our Services

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1:1 Care with no wait

Your healthcare is built on trust, communication, and a long-term relationship with your physician. At Kuros, you will see your physician when you need to. No more waiting months for an appointment.

Data-Driven & Holistic Icon

Data-Driven and Holistic

Integrating lifestyle, nutrition, movement, and mental well-being with advanced diagnostics and targeted therapies allows us to build a health plan that supports both longevity and vitality—caring for the body while honoring the soul.

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Personalized Medicine

We take the time to understand your whole story—your medical history, life experiences, current health goals, and vision for the future—to create care that’s tailored to you and your personal goals.

Whether you’re trying to lose weight, reduce your cardiovascular risk, treat a specific condition, or train for a marathon, we will guide our care around your specific needs.

Testimonials

  • "Thank you for being my doctor and friend. I’m so grateful to have found a physician like you who listens and it truly feels like you care and see me.” - Diana G.

  • "Instead of feeling like I'm jumping through hoops for an insurance company, I know the practice is actually invested in my health and well-being." - Mike S.

  • "For the first time, I have a care plan that's actually aligned with my goals. We're not just aiming for 'good enough' - we're aiming for strongand thriving." - John R

  • "The dichotomy between the Kuros Medical experience and traditional healthcare has been experience - night and day." - Emily N

  • "Kuros Medical has built an incredible network. I'm confident that I get connected to top-tier specialists-straight to the best source. I never would have been able to get that level of sophistication on my own." - Ron S

  • "I have full confidence that Dr. Jack is doing everything he can to improve my health. If there's a path to improve something, he will uncover it" - Jeremy A

  • "This is the most in-depth healthcare experience I have ever had. I had multiple PCPs tell me I was 'fine' and miss my actual issue" - Rohan L

  • "Totally professional and competent. Jack has a warm and reassuring manner as he assessed my medical issues discussed the results of his evaluation and pertinent testing. All my questions were answered in an understandable and clear way. " - Gina T

  • "After a few months of working with Dr. Penner, I’m very confident in my decision to join his practice. Our visits have been informative and he is knowledgeable and approachable. He has really taken the time to help me understand the different aspects of chronic disease prevention and personalized them for me." - Nicholas R

  • “Dr. Penner helped me through an incredibly difficult time in my health and personal life. I felt safe, supported, and cared for by him, like he was on my team. He would often check in on me just to see how I was doing outside of scheduled visits, and was always honest, even with difficult information, while also being reassuring. He's the best doctor I've worked with.” - Elizabeth M

Working with Kuros Medical

Kuros Medical Comparison
Kuros Medical Concierge Practice Longevity Clinic Academic Center
Access & Experience
One-on-one relationship with a dedicated physician✔✔
Text your doctor 24/7✔✔
No wait times for appointments✔✔
Unlimited visits✔
House calls✔
Comprehensive care coordination✔✔
No insurance hassles✔
Travel medicine support✔✔
Expertise
Physician trained by top institution✔✔
Includes comprehensive primary care✔✔✔
Utilizing the latest research in optimizing your health✔✔✔✔
Holistic view (includes fitness, nutrition, sleep, and emotional health)✔✔
Wearable device integration✔✔
Curated medical specialist network✔✔✔
Network of wellness experts (nutritionists, personal trainers, etc)✔✔
Diagnostic Services
Traditional lab work✔✔✔
Advanced biomarker testing✔✔
Genetic testing✔✔
Body composition analysis✔✔
Cognitive function testing✔✔
Microbiome analysis✔✔