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Labs and Advanced Testing

Naples Center for Functional Medicine
Services

Labs and Advanced Testing

Lab testing your provider may order to look at areas such as nutrition, thyroid function, cardiac risk factors, inflammation and digestion. Results are interpreted by your provider alongside your history; some tests are not used in conventional diagnosis.

Labs and Advanced Testing. Questions? Call (239) 649-7400 and our team will help.

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How testing works

Your provider recommends tests after an evaluation, explains what each can and can’t tell you, and reviews results with you. Many specialty tests are private pay. Ask us about cost before testing.

Laboratories and tests we use

  • Genova Diagnostics, including the NutrEval nutritional panel. NCFM is not affiliated with Genova Diagnostics.
  • SpectraCell micronutrient testing
  • IntellxxDNA, a genetic testing company NCFM uses. NCFM is not affiliated with IntellxxDNA.
  • Galleri multi-cancer early detection test (GRAIL) [offering confirmed by Michael, Oct 29] NCFM is not affiliated with GRAIL.
  • 3×4 Genetics nutrigenomic testing
  • Food sensitivity testing and comprehensive stool analysis
  • Standard lab work through Quest Diagnostics and Labcorp (see below)
  • The p-tau217 blood test, which may help your provider assess Alzheimer’s-related brain changes in adults with memory symptoms. It is not a standalone diagnosis. (See Brain Health.)
  • Bone density scanning, on site when ordered by your provider
  • 3D ultrasound imaging, on site with our in-office machine, when ordered by your provider

Standard Lab Work (Quest & LabCorp)

  • For routine blood work, such as blood counts, metabolic and lipid panels, A1c, thyroid and inflammation markers, your provider may send orders to Quest Diagnostics or Labcorp, independent national laboratories. NCFM is not affiliated with either laboratory. You can usually have blood drawn at a patient service center near you.
  • Billing for standard lab work may differ from our specialty tests.

Before your test

Some tests need fasting or timed collection; your care team will send instructions.

Therapies are offered after provider evaluation. Suitability and individual results vary. This information is educational and is not a substitute for advice from your physician.

Example results

Not a real patient. Ranges vary by lab.

Sample results
15

markers on file

In range
8

within this lab’s range

To discuss
3

outside this lab’s range

No standard range
4

interpreted in context

Blood (CBC)(2)

About these tests →
Ordered by your provider
Hemoglobin 14.1 g/dL · In range
12.0Reference range15.5

Carries oxygen in red blood cells. Discuss with your provider.

Example trend · not a real patient

White blood cells 6.2 x10³/µL · In range
3.4Reference range10.8

A count of infection-fighting cells. Discuss with your provider.

Example trend · not a real patient

Metabolic, liver & kidney(3)

About these tests →
Ordered by your provider
Glucose, fasting 104 mg/dL · Out of range
65Reference range99

Blood sugar after fasting; slightly above this lab’s range. Discuss with your provider.

Example trend · not a real patient

eGFR 92 mL/min · In range
>59Reference range

An estimate of kidney filtering. Discuss with your provider.

Example trend · not a real patient

ALT 22 U/L · In range
0Reference range32

A liver enzyme. Discuss with your provider.

Example trend · not a real patient

Ordered by your provider
LDL cholesterol 132 mg/dL · Out of range
0Reference range99

A cholesterol carrier; above this lab’s range. Discuss with your provider.

Example trend · not a real patient

HDL cholesterol 58 mg/dL · In range
>39Reference range

Often called “good” cholesterol. Discuss with your provider.

Example trend · not a real patient

Ordered by your provider
TSH 2.1 mIU/L · In range
0.45Reference range4.5

The signal from the brain to the thyroid. Discuss with your provider.

Example trend · not a real patient

Inflammation(1)

About these tests →
Ordered by your provider
hs-CRP 1.8 mg/L · In range
0Reference range3.0

A general marker of inflammation. Discuss with your provider.

Example trend · not a real patient

Ordered by your provider
Vitamin D, 25-OH 27 ng/mL · Out of range
30Reference range100

Below this lab’s range. Discuss with your provider.

Example trend · not a real patient

Ferritin 64 ng/mL · In range
15Reference range150

Iron storage. Discuss with your provider.

Example trend · not a real patient

Functional & nutritional (Genova)(2)

About these tests →
Ordered by your provider
Organic acids marker (example) — · No standard range

No standard reference range; your provider interprets it in context

Shown as a pattern rather than a single range. Discuss with your provider.

Example trend · not a real patient

Omega-3 index 5.1 % · No standard range

No standard reference range; your provider interprets it in context

Fatty-acid balance; interpreted in context. Discuss with your provider.

Example trend · not a real patient

Body composition & bone (in-office DEXA)(2)

About these tests →
Ordered by your provider
Bone density T-score (example) -1.2 · No standard range

No standard reference range; your provider interprets it in context

Your provider explains what this score means for you. Discuss with your provider.

Example trend · not a real patient

Lean mass (example) 44.8 kg · No standard range

No standard reference range; your provider interprets it in context

From the same DEXA scan. Discuss with your provider.

Example trend · not a real patient

3D ultrasound(1)

In-office, provider-ordered imagingNot a screening test
Example image report shown here when available  Your provider reviews the images with you

Compare our test sources

NCFM orders from several labs. Your provider decides which, if any, fit your care.

Quest & LabCorp

Used for: Standard lab work such as blood counts, metabolic panels, lipids, thyroid and vitamin levels

Sample: Mostly blood, sometimes urine

Where: Patient service center or our office

Turnaround: Often a few days, depending on the test

Insurance: Often billed to insurance

Genova Diagnostics

Used for: Functional testing of gut health, nutrition, hormones and stress hormones

Sample: Stool, urine, saliva, breath, bloodspot or cheek swab

Where: Mostly at-home kits

Turnaround: Typically 7 to 17 days after the lab receives samples (some gut tests up to 27 days)

Learn more: Genova page

Galleri (GRAIL)

Used for: A multi-cancer early detection blood test, in addition to standard screenings

Sample: Blood draw

Where: Our office or a draw site

Turnaround: About 2 weeks after the lab receives the sample

Learn more: Galleri page

IntellxxDNA

Used for: A genomic report on selected gene variants

Sample: Cheek swab or saliva

Where: At-home kit

Turnaround: Not published by the vendor; your provider can give an estimate

Learn more: IntellxxDNA page

Sources: questdiagnostics.com; labcorp.com; Genova Connect shop; galleri.com; intellxxdna.com: Get a report

How it works

01

Evaluation

Each test is ordered individually by your provider after an evaluation.

02

Testing

Your provider explains what the test can and cannot show before ordering it.

03

Review

Results are interpreted by your provider alongside your history.

Frequently asked questions

Who orders my tests?

Each test is ordered individually by your provider after an evaluation.

Who explains my results?

Results are interpreted by your provider alongside your history.

Is NCFM affiliated with the laboratory?

No. NCFM is not affiliated with the laboratories it uses.

How do I know which lab my test goes to?

Your provider chooses the lab for each test. We tell you where and how to collect your sample.

Are specialty tests covered by insurance?

Coverage varies. Standard labs are often billed to insurance. Specialty tests such as Genova, Galleri and IntellxxDNA are often not covered. Ask our team before you order.

Do I need to fast?

Some blood tests need fasting. Your provider or kit instructions will tell you.

Will I get a copy of my results?

Yes. Your provider reviews your results with you, and you can ask for a copy.

Next step

Start with a conversation.

Call (239) 649-7400, or (239) 434-9699 for Hyperbaric.

Naples Center for Functional Medicine
A HealthLynked company

Main Office

New clinical office coming soon
(239) 649-7400

Hyperbaric Center

800 Goodlette-Frank Rd N, Suite 160
Naples, FL 34102
(239) 434-9699

Hours

Main Office: Mon–Thu 8–5 (closed 12–1), Fri 8–2