We are the only medical laboratory in Humboldt County that’s open seven days a week. No appointments are needed, so stopping by to get your ordered lab tests is convenient and flexible.

Lab hours

Every day 8:00am-5:00pm

*Please note: May close for up to 1-hour for lunch on weekends and some weekdays.

Telephone directory

Dial (707) 923-3921, followed by the appropriate extension number:

• Operator – ext. 1249
• Laboratory – ext. 1239

Fax directory

Physician Offices Patient Orders – Fax to: 707-923-4233

Outside Laboratory Results – Fax to: 707-923-1671