A Mobile Patient Health Technology Intervention for Improving Lung Cancer Screening Rates in Eligible High Risk Patients

Inclusion Criteria: Eligible patients will: * Meet the Medicare criteria for lung cancer screening, as updated in February 2022: * Age 50 - 77 years * Smoked at least 20 pack years * Current smoker or quit smoking within the past 15 years * Be established with a primary care provider within the Atrium Health Wake Forest Baptist health network (defined as having completed at least 1 primary care appointment in the past 6 months or have completed at least 2 primary care appointments within the past 18 months or being scheduled to see a health network primary care provider within the next 30 days). * Have a patient portal account or cellphone number listed in the electronic health record * Have a North Carolina address listed in the electronic health record Exclusion Criteria: The following patients will be excluded: * Patients flagged as needing a language interpreter in the electronic health record for any language other than Spanish (electronic messages and intervention are deliverable in English or Spanish only) * Those for whom lung cancer screening would be or may be inappropriate: electronic health record Prior history of lung cancer electronic health record Chest CT within the last 12 months electronic health record Those meeting the HEDIS COL-E measure exclusion criteria based on significant comorbidities and/or frailty.