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Walk-In Lab Services

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