Effective March 4, 2026, Corewell Health Laboratories in West Michigan will discontinue performing testosterone testing (LAB173 and LAB2111222) and Corewell Health Southwest Michigan will discontinue Testosterone Free and Total testing (LAB173)
The following replacements will be available as a send out to Quest Diagnostics:
⇒Testosterone, Total, MS – Epic Code: LAB1232313
⇒Testosterone, Free, Bioavailable and Total, MS – Epic Code: LAB1232237
Additional Specialized Testing
⇒Testosterone, Free (Dialysis) and Total, MS – Epic Code: LAB1232314
This assay is intended for
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- Assessing testicular function in prepubescent hypogonadal males
- Management of hirsutism and virilization in females
- Please note: This test is not appropriate for general testosterone screening.
Contact Information
For questions or additional clarification, please contact the Corewell Health Laboratory West Michigan Call Center at 616‑774‑7721.test
Test Information
Discontinued:
- Testosterone Free and Total – Epic Code: LAB173, Interface: 10257
- Testosterone Total – Epic Code: LAB2111222, Interface: 11289
- This order will still be available for Southwest Michigan providers
Replacement Tests:
- Testosterone, Total, MS – Epic Code: LAB1232313, Interface Code: 1232313, Quest Code: 15983
- Testosterone, Free, Bioavailable and Total, MS – Epic Code: LAB1232237, Interface Code: 1232237, Quest Code: 14966
- Testosterone, Free (Dialysis) and Total, MS – Epic Code: LAB1232314, Interface Code: 1232314, Quest Code: 36170