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Specialty Testing

Comprehensive Diagnostics That Reveal How You Age

Most checkups tell you whether something is already wrong. Our diagnostic process is built to tell you something far more valuable: how your body is actually aging, where hidden imbalances are forming, and what to do about them before they become problems.

Combining advanced lab work, functional testing, and cellular-level analysis, we map the root drivers behind your energy, metabolism, hormones, and long-term health. The result is a clear, data-driven picture of your biology and a precise, personalized plan to help you feel and function at your best for years to come.

Our Diagnostic Services

longevity testing

Longevity & Functional Diagnostic Testing

Comprehensive lab work and functional diagnostics that uncover the root drivers of how you age, giving us the data to build a precise, personalized longevity plan.

  • Advanced biomarker and metabolic panels
  • Identifies root causes, not just symptoms
  • Establishes your personalized health baseline
  • Guides a data-driven longevity strategy
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Longevity & Preventative Medicine

Biologic Age Testing

An optional epigenetic test using TruAge that reveals how fast you are aging on a cellular level, with the ability to track your progress across multiple tests over time.

  • Measures your true biological age
  • Uses the TruAge epigenetic test
  • Track progress across repeat tests
  • Submittable to the Rejuvenation Olympics
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Longevity & Wellness Assessment

A high-level screening designed to identify cellular aging markers, nutritional deficiencies, and systemic inflammation to help extend your healthspan.

  • Screens key cellular aging markers
  • Flags nutritional deficiencies
  • Detects systemic inflammation
  • Focused on extending healthspan
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Comprehensive Specialty Diagnostic Testing

Advanced specialty panels that go beyond standard labs to investigate complex or hard-to-diagnose conditions at a deeper level.

  • Goes beyond conventional lab work
  • Targets complex, unexplained symptoms
  • Deep-dive specialty panels
  • Supports precise treatment planning
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Advanced Hormone Function Analysis

Detailed hormone testing to assess adrenal, thyroid, and sex hormone activity that impacts your metabolism, mood, energy, and vitality.

  • Adrenal, thyroid, and sex hormones
  • Connects hormones to how you feel
  • Identifies imbalances and deficiencies
  • Guides targeted optimization
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Mold Exposure Testing

Lyme Literate Functional Medicine

Specialized evaluation and testing for tick-borne illness, with a functional medicine approach to identifying and addressing chronic Lyme and co-infections.

  • Specialized tick-borne illness testing
  • Identifies chronic Lyme and co-infections
  • Functional, root-cause approach
  • Personalized treatment protocols
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Longevity Roadmap

A comprehensive wellness assessment featuring advanced functional testing, metabolic panels, and hormone analysis to chart your personalized path to optimal longevity.

  • Pulls together all your diagnostics
  • Advanced functional and metabolic testing
  • A clear, personalized action plan
  • Your long-term longevity strategy
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Longevity Assessment

A fast, free online assessment that gives you a personalized longevity score in just a few minutes, helping you understand where to focus first.

  • Free and takes only minutes
  • Get a personalized longevity score
  • Identify your biggest opportunities
  • A simple first step toward optimization
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NAD+ Testing

A whole-blood test that measures your intracellular NAD+, NADH, and the NAD+/NADH ratio, giving an objective, cellular-level view of your energy and metabolic status.

  • Measures NAD+, NADH, and total NAD
  • Reveals your cellular redox balance
  • Physician-ordered and interpreted
  • Track cellular energy over time
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Patient Success Story

How a Longevity Center Patient Overcame Symptoms of Anxiety

Luke S., owner of a landscape design and construction company, increasingly felt anxious and depressed, especially in the mornings, with no indication of underlying causes, including from standard blood panels. The onset of afternoon brain fog and general malaise compounded things. The symptoms became debilitating to the point that it became difficult for Luke to accomplish the daily tasks needed for his business to succeed.

Following a comprehensive intake and lab panel, Luke began our personalized male hormone optimization protocol, including testosterone replacement therapy. After just a few appointments, he has regained feelings of motivation and higher energy levels throughout the day, and the afternoon brain fog has subsided completely. Luke insists that the therapies he receives at the Longevity Centers have improved his personal life and enabled his business to thrive.

*While individual outcomes vary and results are not guaranteed for every patient, his experience reflects the kind of root-cause, whole-body approach the clinic aims to offer those for whom conventional treatment alone has fallen short.

Advanced Longevity Medicine Grounded in Evidence-Based Care

The The Longevity Center Greenville our root-cause wellness blueprints are built strictly on peer-reviewed, data-driven medical science. Our advanced protocols for cellular health, environmental detoxification, and metabolic longevity align directly with research from major global clinical networks. For further reading on the clinical efficacy behind our primary therapy models, we invite you to review public medical data available through the National Institutes of Health regarding cell recovery via NAD+ stabilization, current PubMed / NCBI clinical trials evaluating IV ozone and chelation therapies for systemic inflammation, and the American Osteopathic Association guidelines emphasizing whole-person preventative medical systems.

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Meet Our Greenville Team

Serving Greenville with Science-Driven Care

Meghan Siefker

Greenville Team


Meghan is a board-certified Nurse Practitioner originally from Maryland. She earned her RN degree in 2018 and spent seven years providing high-acuity care in an adult medical ICU in Greenville, South Carolina. She graduated from The University of South Carolina with her Master’s degree in December 2024. She transitioned to The Longevity Center Greenville in July 2025, where she is passionate about preventive medicine, optimizing long-term health, and providing patient-centered care.

Kassidy Hudgins

Greenville Team


Kassidy brings well rounded experience to the office manager position with her background in wellness, business operations and patient care. While holding a license in massage therapy, as well as various certifications within wellness, she is passionate about helping patients find the most natural path to healing. Her experience as a massage therapist and wellness coach equip her with the ability to manage the clinics day to day operations. She strives to ensure top patient care standards at The Longevity Center Greenville.
meghan siefker
Meghan Siefker
Nurse PractitionerMeghan Siefker
Kass Website
Kassidy Hudgins
Patient Relations CoordinatorKassidy Hudgins

Locating Our Wellness Clinic

The Longevity Center Greenville is located on Wade Hampton Boulevard across from Harris Teeter, near East Stone Avenue and in close proximity to the North Main, Timmons Park, and Cleveland Park neighborhoods.

Frequently Asked Questions

What therapies are offered at The Longevity Center Greenville in Greenville, SC?

The Longevity Center Greenville specializes in advanced longevity testing, bioidentical hormone optimization, peptide signaling therapy, and custom IV infusions like NAD+ and ozone therapy. Additionally, we provide non-surgical regenerative injections, sexual wellness protocols, and medically supervised weight optimization frameworks.

Where is The Longevity Center Greenville located, and do I need a referral?

The Longevity Center Greenville clinic is located at 103 Wade Hampton Blvd, Greenville, SC 29609, just northeast of downtown. You do not need a physician’s referral to schedule a comprehensive longevity assessment or access our wellness therapies.

How do advanced diagnostics work at the Upstate South Carolina clinic?

Your journey begins with a comprehensive Longevity and Wellness Assessment, which includes advanced hormone testing, intracellular nutrient panels, and early detection screenings. These biometric markers allow our clinical team to build a data-driven, personalized longevity roadmap tailored entirely to your biology.

What advanced cellular and IV therapies are available at the Greenville clinic?

We offer medical-grade IV ozone therapy, NAD+ infusions, and chelation therapy to address systemic inflammation, chronic fatigue, and heavy metal or mold toxicities right here in Upstate SC.

How does bioidentical hormone replacement (BHRT) improve daily vitality?

By utilizing precise, diagnostic blood panels, our medical team designs personalized hormone and peptide optimization plans to safely restore energy, mental clarity, and metabolic health.


References

  1. Nichola J. Conlon, “The Role of NAD+ in Regenerative Medicine,” Plastic and Reconstructive Surgery, September 2021, https://pmc.ncbi.nlm.nih.gov/articles/PMC9512238/.

  2. Maria Emilia Gadelha Serra, José Baeza-Noci, Carmen Verônica Mendes Abdala, et al., “The role of ozone treatment as integrative medicine. An evidence and gap map,” National Center for Biotechnology Information, National Library of Medicine, January 2023, https://pubmed.ncbi.nlm.nih.gov/36726625/. 

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