We are proud to announce that PhenoPath is now a Quest Diagnostics Company.

Contact Us

PhenoPath, PLLC
551 North 34th Street, Suite 100
Seattle, Washington 98103-8675

General Inquiries
Phone: 206.374.9000
Toll-free: 888.92.PHENO (888.927.4366)

Patient Billing Inquiries
Toll-free: 800.890.6220

Monday - Friday: 7:30am - 4:30pm (PST)
Saturday: Closed
Sunday: Closed

To our valued patients,

If you wish to make a payment via our online,
secure portal, please click here: