DHEA (Unconjugated)

CPT: 82626
Hormones

What This Test Measures

Unconjugated DHEA (less stable than DHEA-S); reflects adrenal and gonadal production.

Preparation

No fasting required
Morning draw preferred as DHEA follows a diurnal pattern. No fasting required. Avoid high-dose DHEA supplements for 48 hours before testing.
💬 Patient Community Notes

TIMING: Draw in the morning. Unconjugated DHEA fluctuates more throughout the day than DHEA-S, making it a less reliable marker. Most functional practitioners prefer DHEA-S for monitoring because it's more stable. The functional medicine community targets upper-normal range for age. These notes reflect common practices in functional medicine communities.

Reflects common practices in thyroid, BHRT, and functional medicine communities. This may differ from standard clinical guidelines. Not medical advice — always discuss with your provider.

General guidelines only. Requirements vary by lab and individual. Confirm with your provider before adjusting any medications.

Turnaround Time

Varies by lab

Clinical Notes

Less commonly tested than DHEA-S; more variable levels

ICD-10 Codes

Common diagnosis codes associated with this test. Codes are assigned by your provider.

E27.49Other adrenocortical insufficiency
E28.39Other ovarian dysfunction
R53.83Other fatigue

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Lab Codes

Proprietary codes used by each lab for this test.

ARUP Laboratories
2001640(order_code)
LabCorp
004100(order)
Quest Diagnostics
19894(order)

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For informational purposes only

This page is for educational and research purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. ICD-10 and CPT codes are assigned by your healthcare provider. Always consult a qualified healthcare provider before ordering any lab test or making decisions about your health.