Starting at
$109
Walk-In Lab
Lowest PriceOnlineSerotonin Blood Test
The Serotonin Blood Test is ordered to help diagnose and monitor treatment for a serotonin-secreting carcinoid tumor.
Updated 7/22/2025
$109
Order TestThe Serotonin Blood Test is ordered to help diagnose and monitor treatment for a serotonin-secreting carcinoid tumor.