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Vitamins & Nutrients

Vitamin D 25-Hydroxy

Measures vitamin D status. Important for bone health, immune function, and linked to many health conditions when deficient.

CPT code

82306

Turnaround time

24–72 hours

Fasting required

No fasting needed

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About this test

Measures vitamin D status. Important for bone health, immune function, and linked to many health conditions when deficient.

How to prepare

  • 1

    Bring a valid photo ID to your appointment

  • 2

    Plan for a 15–30 minute visit

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