Retest Request Form
Retest specimens currently at the laboratory.
If you need to add test requests to a specimen that has been reported, please fax a completed Retest Request Form to the Toxicology Support Services Department at 707.577.0365.
Test requests will not be made until a signed copy is returned via fax. This form must be signed by authorized personnel. Appropriate charges will be applied to your account based on the test services requested.