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Doctor's Data, Inc. has provided innovative specialty testing to healthcare practitioners around the world from our advanced, CLIA-licensed clinical laboratory since 1972.

A specialist and pioneer in essential and toxic elemental testing, the laboratory provides a wide array of functional testing to aid in decision making and better patient outcomes. Choose DDI to help you assess and treat heavy metal burden, nutritional deficiencies, gastrointestinal function, cardiovascular risk, liver and metabolic abnormalities, and more.

Learn more at www.doctorsdata.com.

Functional Testing to Support Your Clinical Practice

Our highly trained personnel, the latest instrumentation and methodologies and extensive quality assurance all contribute to exceptional accuracy and value.

Click on any of the categories below for a detailed overview of the biomarkers included in each profile, as well as collection instructions, CPT codes and more.

You can also review sample reports to see how Doctor’s Data presents results in clear, easy-to-understand formats that detail target ranges and graphically illustrate areas of concern. In addition, tests include result-specific commentary to aid in interpreting the results and determining next steps.


Gastrointestinal Health

Identification of about 1,000 bacterial, yeast and parasitic species, including cultures from stool samples and vaginal swabs. Dysbiotic bacterial and yeast sensitivities provided.

Toxic and Essential Elements  

Hair, urine, stool and blood tests for comprehensive analysis of element levels.


Nutritional Status

Analysis of amino acids, fatty acids, vitamin D, iodine and antagonistic halides provide insight into a vast array of symptoms and sustained conditions.


Environmental Exposure and Detoxification

Measures of hepatic function, oxidative stress, porphyrins and other markers.


CardoMetabolic Risk

Complete profiles and oxidized LDL analysis for early identification of risk.


Blood Spot

Easy, minimally invasive collection for testing for Celiac disease and gluten and gliadin sensitivities, vitamin D status and DNA Methylation SNPs.



Analysis of blood or urine hormones, neuro-biogenic amines and peptides that may affect health, metabolism, mood or behavior.