DepartmentsMayo Clinic Comprehensive Cancer CenterPulmonary MedicineSpecialty GroupsLung Cancer ProgramLocationPhoenix, ArizonaLanguagesEnglishExisting patientsSend a secure message via patient portal Conditions treatedInterstitial lung diseaseLung cancer InterestsAirways diseaseLung cancerOccupational lung diseaseInterstitial lung disease Mayo Clinic locations Phoenix, Arizona Driving Directions More info Billing & insurance Accessibility services Education1982Fellow - Pulmonary and Critical Care MedicineUniversity of California, San Diego1979Chief Resident - Internal MedicineUniversity of Arizona1978Internship/ResidencyUniversity of Arizona Health Sciences Center1974MDUniversity of Kansas School of Medicine1971BAUniversity of KansasShow more education Activities and honorsCertifications1982Pulmonary DiseaseAmerican Board of Internal Medicine1978Internal MedicineAmerican Board of Internal MedicineAwards and honors1986Outstanding Teaching AwardDepartment of Medicine, University of Kansas1978Upjohn Achievement Award for Outstanding ResidentUniversity of Arizona1974Alpha Omega Alpha Honor SocietyUniversity of Kansas1971Phi Beta KappaUniversity of KansasShow more awards and honorsProfessional memberships2009 - presentFellowAmerican College of Physicians2005 - presentFellowship Program DirectorDivision of Pulmonary Medicine, Department of Internal Medicine2000 - presentMemberAssociation of Pulmonary and Critical Care Medicine Program Directors1989 - presentFellowAmerican College of Chest Physicians1982 - presentMemberAmerican Thoracic Society ChairLaser Safety Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona MemberEnvironmental Health, Safety & Security Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona MemberClinical Competency Committee, Department of Internal Medicine MemberProgram Director's Committee, Education Committee, Executive Operations Team - ArizonaShow more professional membershipsPublicationsSee my publications Conditions treatedInterestsMayo Clinic locationsEducationActivities and honors Request an appointment PST-20222560 Doctors & Medical Staff Wesselius, Lewis J. M.D.