Biodesix Inc is a diagnostic solutions company with a focus in lung disease. The Company has a single operating segment focused on providing diagnostic testing services to customers. It provides biopharmaceutical companies with services that include diagnostic research, clinical trial testing, and the discovery, development, and commercialization of companion diagnostics. The revenue is derived from two sources, providing diagnostic testing services associated with blood-based lung and Covid tests; and providing biopharmaceutical companies with services generally provided outside the clinical setting and governed by individual contracts with third parties as well as development and commercialization of companion diagnostics.