DepartmentsCardiovascular MedicineLocationRochester, MinnesotaLanguagesEnglishSpanishExisting patientsSend a secure message via patient portal Conditions treatedCardiogenic shockCardiomyopathyCirculatory deathCoronary artery diseaseHeart failureHeart transplant complicationPulmonary hypertension Procedures performedNuclear stress testRight heart catheterizationRight heart catheterization with exerciseStress echocardiogramTransesophageal echocardiogram InterestsAdvanced Heart FailureIschemic CardiomyopathyNon-ischemic CardiomyopathyInvasive hemodynamicsHeart TransplantationMechanical circulatory supportCardiogenic shockCardiac arrestValvular heart diseasePulmonary HypertensionRight ventricular functionEchocardiographyCardiac nuclear medicine imaging Mayo Clinic locations Rochester, Minnesota Driving directions More info Billing & insurance Accessibility services Education2023Advanced Fellowship - Advanced Heart Failure and TransplantMinneapolis Heart Institute2022Fellowship - Cardiovascular Disease FellowshipUniversity of Minnesota, Cardiovascular Division2019Residency - Internal MedicineUniversity of Minnesota, Department of Medicine2016MDUniversity of Puerto Rico School of Medicine2011PhDMolecular Pharmacology and Experimental Therapeutics, Programs, Mayo Graduate School, Mayo Clinic College of Medicine2011Predoctoral StudentMolecular Pharmacology and Experimental Therapeutics, Programs, Mayo Graduate School, Mayo Clinic College of MedicineShow more education Activities and honorsCertifications2022Cardiovascular DiseasesAmerican Board of Internal Medicine2021EchocardiographyNational Board of Echocardiography2019Internal MedicineAmerican Board of Internal MedicineShow more certificationsAwards and honors2021RESS/AHA Early Career Investigator Awards University of MinnesotaProfessional memberships2024 - presentMemberHeart Failure Society of America (HFSA)2024 - presentMemberExtracorporeal Life Support Organization2023 - presentMemberInternational Society of Heart Lung Transplant2023 - presentMemberAmerican Heart Association2023 - presentMemberAmerican Society of Echocardiography2023 - presentMemberAmerican College of CardiologyShow more professional membershipsPublicationsSee my publications Conditions treatedProcedures performedInterestsMayo Clinic locationsEducationActivities and honors Request an appointment PST-20552952 Doctors & Medical Staff Crespo-Diaz, Ruben J. M.D., Ph.D.