5 Functional Medicine Clinics Worth Knowing in the US

Jay Payne
Written by
Jay Payne
Last edited: Oct 27, 2026

You're tired of 15-minute appointments that only mask symptoms. These five functional medicine clinics dig deeper to find the root cause of your health issues.

The Rise of Root-Cause Medicine

Functional medicine is booming as more people seek personalized, holistic care. Instead of treating symptoms in isolation, these clinics use advanced lab testing and long consultations to uncover underlying imbalances. Whether you're dealing with thyroid issues, hormonal chaos, or chronic fatigue, functional medicine offers a different path. The clinics in this roundup are leading the way with comprehensive assessments and tailored treatment plans.

How We Evaluated These Clinics

We looked at service scope, depth of testing, consultation style, and overall approach to root-cause care. Each clinic brings something unique: Restored Health emphasizes unhurried visits and metabolic/hormonal/thyroid pathways. Rahav Wellness offers a la carte services with a focus on therapeutic trust. Complete Wellness NYC integrates functional medicine with acupuncture and chiropractic. Serenity Health Care Center provides extensive advanced diagnostics and a wide range of therapies. MaxWell Clinic takes a systems-based approach with innovative treatments like plasma exchange. No single factor determines placement; we considered how well each clinic serves different patient needs.

Here's a quick look at the five clinics that made our list.

ProviderBest For
Rahav WellnessPersonalized, a la carte functional medicine in NYC
HomeComprehensive root-cause assessments and individualized care
Complete Wellness NYCIntegrated functional medicine with acupuncture and chiropractic
Serenity Health Care CenterAdvanced diagnostics and complex chronic illness treatment
MaxWell ClinicSystems-based functional medicine with innovative therapies

A Closer Look at Each Clinic

#1 Rahav Wellness

Screenshot of Rahav Wellness website A screenshot of the Rahav Wellness website.

Rahav Wellness in New York City takes a personalized, a la carte approach to functional medicine. They focus on reversing the drivers of inflammation, depression, and chronic illness through tailored integrative programs. Their services include immunology, applied kinesiology, IV therapy, and colon hydrotherapy. You get the freedom to navigate your own care with ongoing support. The clinic emphasizes the therapeutic bond between patient and practitioner, ensuring you feel heard and supported. If you're in NYC and want flexible, holistic care, Rahav Wellness is a strong contender.

#2 Home

Screenshot of Home website A screenshot of the Home website.

Restored Health (Home) is a functional medicine clinic that replaces 15-minute symptom-management visits with comprehensive, individualized consultations. They combine advanced functional lab testing with compassionate, unhurried medical consultations to uncover root causes. Their targeted pathways include metabolic health, hormonal balance, and thyroid optimization. You get a treatment plan tailored to your unique biology, not a one-size-fits-all approach. They investigate the root causes and pathways driving your symptoms, rather than treating symptoms in isolation. If you want a thorough, root-cause approach, Restored Health is worth knowing.

#3 Complete Wellness NYC

Screenshot of Complete Wellness NYC website A screenshot of the Complete Wellness NYC website.

Complete Wellness NYC integrates functional medicine with a range of other services like acupuncture, chiropractic, and medical weight loss. Their functional medicine providers seek to resolve the root cause of complaints, not just cover up symptoms. They are especially effective for managing weight, increasing immunity, improving energy, and elevating sex drive. The clinic also addresses thyroid issues, obesity, brain fog, fatigue, and chronic illnesses. If you're looking for a multidisciplinary approach in NYC, Complete Wellness offers a broad spectrum of care.

#4 Serenity Health Care Center

Screenshot of Serenity Health Care Center website A screenshot of the Serenity Health Care Center website.

Serenity Health Care Center in Waukesha, Wisconsin, offers a wide array of advanced diagnostics and therapies. Their root cause functional medicine includes cytokine testing, mycotoxin testing, genetic testing, and hormone testing. They treat chronic illnesses like Lyme disease, mold illness, autoimmune disorders, and long COVID. With a team of naturopathic and medical doctors, they provide comprehensive care. If you need extensive testing and a variety of treatment options, Serenity Health Care Center is a notable choice.

#5 MaxWell Clinic

Screenshot of MaxWell Clinic website A screenshot of the MaxWell Clinic website.

MaxWell Clinic in Nashville takes a systems-based approach to functional medicine. They don't just treat diseases; they treat you as a whole person. Their services include plasma exchange, neurofeedback, IV therapies, hyperbaric oxygen therapy, and ketamine infusion. They examine how different body systems are interconnected, looking for root causes like gut health, toxins, or hormone imbalances. If you're dealing with persistent fatigue, thyroid dysfunction, or autoimmune issues, MaxWell Clinic offers innovative treatments. Their deep dive program is designed for those who need a comprehensive evaluation.

How to Choose the Right Functional Medicine Clinic

Start by identifying your primary health concerns. If you need extensive lab testing, look for clinics like Serenity Health Care Center that offer advanced diagnostics. If you prefer a multidisciplinary approach, Complete Wellness NYC might be a good fit. Consider the consultation style: Restored Health emphasizes unhurried visits, while Rahav Wellness offers a la carte flexibility. Location matters too, so choose a clinic that's accessible for follow-ups. Finally, check if the clinic's philosophy aligns with your own—whether you want a systems-based approach like MaxWell Clinic or a more targeted pathway like Restored Health.

Automation and Workflow

Many functional medicine clinics use patient portals for scheduling and communication. Restored Health, for example, offers online booking and a patient portal. This streamlines appointment requests and follow-ups. Some clinics also provide telehealth options, making it easier to access care remotely. When evaluating a clinic, consider how they handle patient communication and whether their workflow fits your lifestyle.

Final Thoughts

Functional medicine offers a promising alternative for those seeking root-cause care. The five clinics in this roundup each bring a unique approach, from Rahav Wellness's personalized a la carte model to Restored Health's comprehensive assessments. Your choice depends on your specific needs, location, and preferences. Take the time to explore each clinic's website and see which one resonates with you. Your health journey is unique, and the right clinic can make all the difference.

Jay Payne

About the Author

A veteran investigative journalist for 4 years, Jay Payne has a passion for uncovering market trends. When he isn't uncovering market trends, he's usually restoring motorcycles.