Functional medicine doctor consulting with patient
Premier Functional Medicine

Restorative Medicine
Reimagined

Our concierge functional medicine practice delivers personalized, evidence-based care to optimize your health at the cellular level.

Private Consultation Our Approach
Functional Medicine Specialists
Cutting-Edge Research
25+ Years Experience

About FitZone Functional Medicine

Clinic interior

Personalized Functional Medicine Approach

At FitZone Functional Medicine Clinic in Ponte Vedra Beach, FL, we go beyond traditional medicine to address the root causes of health issues. Our functional medicine approach combines advanced diagnostics with personalized treatment plans to restore your body's natural balance.

Comprehensive health assessments

Cutting-edge immunoregenerative therapies

Metabolic reset programs tailored to your needs

Holistic approach to chronic conditions

Dr. Stephen Fitzmeyer, MD leads our Functional Medicine program with a focus on reversing metabolic syndrome using advanced diagnostics, targeted nutrition, and evidence-based lifestyle therapies. His approach helps patients improve insulin sensitivity, reduce inflammation, and achieve sustainable health improvements.

Meet Dr. Fitzmeyer

Our Specialized Services

We offer innovative treatments designed to optimize your health and vitality through functional medicine.

Immunoregenerative Medicine

Advanced therapies to regenerate and strengthen your immune system, helping your body heal naturally from within.

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Metabolic Reset

Personalized programs to reset your metabolism, optimize energy levels, and achieve sustainable weight management.

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Hormone Optimization

Comprehensive hormone evaluation and balancing to restore vitality, improve mood, and enhance overall wellbeing.

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Neurocognitive Enhancement

Specialized protocols to improve brain function, memory, focus, and protect against cognitive decline.

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Advanced Diagnostics

State-of-the-art testing to uncover hidden health issues and create targeted treatment plans.

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Nutritional Therapy

Customized nutritional plans based on your unique biochemistry to support healing and optimal function.

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Mitochondria Repair

Innovative protocols to restore mitochondrial function, boost cellular energy, and reverse signs of aging.

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Diabetes Reversal

Targeted lifestyle therapies designed to lower A1C, improve insulin sensitivity, and reduce or eliminate dependence on medication.

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Metabolic Cancer Support

Nutrition-focused interventions to reduce inflammation and support mitochondrial health during cancer care and recovery.

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PCOS & Hormonal Balance

A root-cause approach to managing PCOS with nutrition, insulin control, and natural hormone optimization strategies.

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Premium Care

Initial Consultation

Begin your journey to optimal health with our comprehensive initial evaluation.

$500

Initial Consultation

By appointment only

90-Minute Comprehensive Evaluation

In-depth review of your health history, symptoms, and goals

Advanced Lab Review

Analysis of any previous test results you bring

Personalized Recommendations

Initial dietary, lifestyle and supplement suggestions

Testing Plan Outline

Customized lab testing recommendations based on your needs

Schedule Consultation
$12,000

3-Month Comprehensive Plan

All-inclusive functional medicine program

Initial Consultation Included

Plus 6 follow-up visits (45-60 minutes each)

Comprehensive Lab Testing

Advanced functional medicine panels ($3,500+ value)

Personalized Treatment Protocol

Customized nutrition, supplement and lifestyle plan

Ongoing Support

Direct access to our clinical team between visits

Enroll in Program

Insurance is not accepted for our concierge services. HSA/FSA eligible.

Meet Our Doctor

Functional Medicine Specialist

Dr. Stephen Fitzmeyer

25+ Years Experience

Helping patients achieve optimal health

Dr. Stephen Fitzmeyer, MD

Specialist in Clinical Informatics, Functional Medicine, and Lifestyle Medicine, Dr. Fitzmeyer brings a unique perspective to patient care.

Education: Harvard University, Cambridge, MA

Training:
- Boston University Medical Center Fellow in Clinical Informatics
- Boston Veterans Administration Fellows in Advanced Medical Informatics

Research: Published 50+ papers on metabolic health

Membership:
- Member, American Medical Informatics Association

Certification:
- Diplomat, American College of Lifestyle Medicine
- Board Eligible in Clinical Informatics

Innovation: Founder and Creator of FIZO Health Score, a breakthrough metabolic health assessment tool

Licensure: Florida Licensed Physician

Philosophy: "Treat the root cause, not just the symptoms."

Schedule with Dr. Fitzmeyer

Immunoregenerative Medicine

Our immunoregenerative therapies are designed to stimulate your body's natural healing processes by enhancing immune function at the cellular level.

Who Can Benefit?

  • Individuals with autoimmune conditions
  • Those experiencing chronic inflammation
  • Patients with frequent infections
  • People looking to optimize immune function
Schedule Consultation

Our Approach Includes:

Comprehensive immune system evaluation

Advanced testing to identify immune system imbalances

Stem cell activation therapies

Natural approaches to stimulate your body's regenerative potential

Peptide protocols

Targeted peptide therapies to modulate immune response

Microbiome restoration

Gut health optimization for immune system support

Metabolic Reset Program

Our metabolic reset program is designed to reprogram your metabolism for optimal fat burning, energy production, and overall metabolic health.

Program Highlights:

  • Personalized metabolic assessment
  • Nutritional strategies tailored to your metabolism
  • Exercise prescription based on metabolic type
  • Supplement protocols to support metabolic function
Start Your Reset

Expected Outcomes:

Weight Management

Achieve sustainable weight loss by addressing metabolic root causes

Energy Boost

Experience consistent energy levels throughout the day

Cardiovascular Health

Improve blood sugar control and lipid profiles

Cognitive Clarity

Reduce brain fog and improve mental performance

Hormone Optimization Therapy

Balance your hormones naturally with our comprehensive evaluation and personalized treatment protocols designed to restore hormonal harmony.

For Women

  • Perimenopause & menopause support
  • PCOS management
  • Thyroid optimization
  • Adrenal fatigue recovery
  • Estrogen/progesterone balance

For Men

  • Testosterone optimization
  • Andropause (male menopause) support
  • Erectile dysfunction solutions
  • Thyroid and adrenal support
  • Growth hormone optimization

Our Testing

  • Comprehensive hormone panels
  • Salivary cortisol testing
  • Thyroid function analysis
  • Nutrient deficiency screening
  • Genetic predisposition testing
Balance Your Hormones
Brain health

Neurocognitive Enhancement

Our brain optimization program uses cutting-edge neuroscience to enhance memory, focus, and cognitive performance while protecting against age-related decline.

Program Components:

Neurofeedback Nootropic Protocols Hyperbaric Oxygen Peptide Therapy

Conditions We Address:

Brain fog Memory loss ADHD Anxiety Depression Concussion
Enhance Your Brain

Advanced Diagnostic Testing

Uncover the root causes of your health concerns with our comprehensive diagnostic testing that goes far beyond standard lab work.

Specialized Testing

Comprehensive blood chemistry

200+ biomarkers analyzed for complete health picture

Genetic testing

Identify genetic predispositions and optimize accordingly

Microbiome analysis

Detailed gut health assessment for optimal digestion

Functional Testing

Hormone panels

Complete hormone assessment including adrenal function

Food sensitivity testing

Identify hidden food triggers causing inflammation

Mitochondrial function

Assess cellular energy production and efficiency

Schedule Your Testing

Personalized Nutritional Therapy

Move beyond generic diet plans with our science-based nutritional therapy that's customized to your unique biochemistry, genetics, and health goals.

Our Approach:

Biochemical Individuality

Nutrition plans based on your unique lab results

Genetic Nutrition

Diet tailored to your genetic predispositions

Optimize Your Nutrition

Conditions We Address Through Nutrition:

Digestive disorders

Autoimmune conditions

Metabolic syndrome

Food sensitivities

Weight management

Chronic inflammation

Cardiovascular health

Neurological conditions

Mitochondria Repair & Optimization

Your mitochondria are the powerhouses of your cells. Our specialized program helps repair damaged mitochondria and optimize their function for increased energy, reduced fatigue, and enhanced longevity.

Program Benefits:

Increased Energy

Enhanced Cognition

Improved Cardiovascular Health

Slowed Aging Process

Boost Your Cellular Energy

Our Mitochondrial Protocol Includes:

Comprehensive mitochondrial testing

Assess your mitochondrial function and efficiency

Targeted nutrient therapy

Specific nutrients to support mitochondrial health

Genetic optimization

Address genetic variants affecting mitochondrial function

Energy metabolism support

Enhance ATP production and cellular energy

Redox balance

Reduce oxidative stress and free radical damage