PhenoPath, PLLC is a physician-owned specialty pathology practice and reference laboratory providing diagnostic and contract research services to pathology and oncology practices, hospitals, biopharmaceutical companies and research institutions in the U.S., Canada and around the world.

PhenoPath’s test menu includes a broad array of state-of-the-art immunohistochemistry, flow cytometry, fluorescence in situ hybridization and molecular assays as well as chromosome analysis.

PhenoPath now offers EGFR mutation testing using cell-free DNA isolated from plasma. Please see the links below for more information:

• PhenoPath's cobas® EGFR Plasma Mutation Test (IVD)
• Plasma cfDNA EGFR Mutation Testing Requisition Form

Please see Biomarker Testing for Checkpoint Inhibitors for more information on PD-L1 22C3, PD-L1 28-8 and PD-L1 SP142.