Posted Date
Effective Date
Test Name
Dilute Russell's Viper Venom Test
Update Type
Test Down or Delayed
CPT Code
85613
Order Code
DRVVT
TEST DOWN
Dilute Russell’s Viper Venom Test
Order Code: DRVVT
Fee Code: 31143 (CPT 85613)
Please note that the Dilute Russell’s Viper Venom Test is down effective August 19, 2026, due to a reagent shortage. Requests for this test will be forwarded to Mayo Clinic Laboratories until further notice.