What is functional medicine?

Functional medicine is a personalized, systems-based approach to healthcare that focuses on identifying and addressing the underlying causes of chronic health conditions rather than simply managing symptoms. It considers how genetics, environment, lifestyle, and interconnected body systems influence overall health.

What are the core principles of functional medicine?

Functional medicine is built around four core principles. Root-Cause Focus means asking why a health problem developed rather than focusing exclusively on symptom relief. Systems Biology recognizes that the body’s systems are interconnected and influence one another. Individualized Care considers each patient’s unique genetics, environment, nutrition, sleep, stress, and lifestyle. Patient-Provider Partnership emphasizes collaboration, encouraging patients to take an active role in improving their health.

Who practices functional medicine?

Functional medicine is practiced by a variety of healthcare professionals, including medical doctors (MDs), doctors of osteopathic medicine (DOs), nurse practitioners (NPs), and physician assistants (PAs). Other licensed professionals, such as chiropractors, physical therapists, acupuncturists, and naturopathic practitioners, may also incorporate functional medicine principles within their scope of practice.

Functional medicine is not a separate medical license or recognized medical specialty. Functional medicine certifications represent additional professional education rather than a medical degree or license. A practitioner’s ability to diagnose conditions, provide treatment, or prescribe medications depends on their professional credentials and state licensing.

What is the difference between a traditional doctor and a functional medicine practitioner?

Traditional medicine typically focuses on diagnosing and treating specific medical conditions using established treatments, including medications and procedures. Functional medicine places additional emphasis on understanding why symptoms or illnesses develop by exploring the relationships between nutrition, lifestyle, genetics, environmental factors, and different body systems.

Both approaches can incorporate preventive care, lifestyle changes, and evidence-based treatments. Functional medicine often involves a more extensive exploration of a patient’s health history and contributing factors.

Will my health insurance cover functional medicine?

Health insurance does not always cover functional medicine services, particularly specialized testing, extended consultations, and certain treatments. However, traditional insurance plans may cover standard office visits and conventional laboratory tests when performed by an eligible, in-network healthcare provider.

Coverage varies depending on your insurance plan, provider credentials, and the specific services being offered. It’s best to verify your benefits and any out-of-pocket costs before scheduling an appointment.

What tests are commonly used in functional medicine?

Functional medicine practitioners may use both conventional and specialized laboratory testing to investigate potential contributors to chronic symptoms and health concerns.

Common examples include comprehensive blood panels to evaluate metabolic health and nutritional markers, hormone and endocrine testing to assess thyroid and other hormone-related concerns, and gastrointestinal testing to investigate digestive health. In certain situations, practitioners may also recommend testing for environmental exposures or specific toxic substances.

The appropriate tests depend on your symptoms, medical history, and clinical needs. Not all specialized functional medicine tests have established clinical value, so testing should be selected carefully.

Is it worth seeing a functional medicine provider?

Seeing a functional medicine provider may be beneficial for individuals experiencing complex or persistent health concerns, particularly when they want a more comprehensive evaluation of factors that could be affecting their well-being.

One potential benefit is more time with your provider, allowing for a detailed review of medical history, nutrition, lifestyle, and symptoms. Another is personalized care, which considers how multiple aspects of health may interact. Functional medicine also emphasizes lifestyle improvements, including nutrition, sleep, physical activity, and stress management.

While individual experiences vary, functional medicine may complement conventional medical care. The effectiveness of specific treatments depends on the condition and the scientific evidence supporting the intervention.

What conditions can functional medicine help address?

Functional medicine practitioners work with patients experiencing a wide variety of chronic health concerns.

Gut Health: Digestive issues such as irritable bowel syndrome (IBS), suspected small intestinal bacterial overgrowth (SIBO), and certain food-related sensitivities.

Hormonal Health: Thyroid disorders, menopause-related symptoms, and other clinically recognized hormonal imbalances. Symptoms sometimes attributed to “adrenal fatigue” may also be evaluated, although adrenal fatigue itself is not an established medical diagnosis.

Autoimmune Conditions: Conditions such as rheumatoid arthritis and lupus, with attention to nutrition, lifestyle, and other factors that may influence overall health alongside appropriate medical treatment.

Mood, Energy, and Cognitive Health: Concerns such as persistent fatigue, brain fog, anxiety, depression, and difficulty concentrating.

Metabolic Health: Conditions including insulin resistance, prediabetes, type 2 diabetes, and weight management challenges.

Functional medicine approaches are generally intended to support overall health and address contributing factors, rather than replace established treatments for serious medical conditions.

Can a functional medicine provider be my primary care physician?

Yes, a functional medicine provider may also serve as your primary care physician if they have the appropriate medical credentials, training, and state licensing to provide primary care.

This may include licensed medical doctors (MDs), doctors of osteopathic medicine (DOs), and qualified nurse practitioners (NPs) or physician assistants (PAs), depending on state regulations and their scope of practice.

Not every functional medicine practitioner is qualified to provide primary care, so it’s important to verify their credentials and the services they offer.

Can a functional medicine provider prescribe medication?

Yes, functional medicine practitioners can prescribe medications if they hold the appropriate professional license and prescribing authority.

Medical doctors (MDs) and doctors of osteopathic medicine (DOs) generally have prescribing authority, while nurse practitioners (NPs) and physician assistants (PAs) may prescribe medications according to applicable state laws.

Other functional medicine practitioners may not have prescribing authority. The ability to prescribe medication depends on the provider’s underlying professional license, not their functional medicine certification.

What is the Functional Medicine Roadmap of Care?

Our Functional Medicine Roadmap of Care involves a 6-step process: 

  1. Strategy Call
  2. Case Review
  3. Data Collection
  4. Results Review
  5. Your Roadmap
  6. Ongoing Support

Learn more about our Roadmap on the “How It Works” page »