DepartmentsChildren's CenterPediatricsSpecialty GroupsPediatric CardiologyLocationRochester, MinnesotaLanguagesEnglishExisting patientsSend a secure message via patient portal Conditions treatedCongenital heart disease Procedures performedEchocardiogramFetal echocardiogramTransesophageal echocardiogram InterestsMedical evaluation and management of patients with congenital heart diseaseEchocardiography: fetal, pediatric, adult congenital heart disease, and transesophageal Mayo Clinic locations Rochester, Minnesota Driving directions More info Billing & insurance Accessibility services Education2012ResidentPediatric Cardiology, Programs in Rochester, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine2012FellowPediatric Cardiology Fellowship, Division of Pediatric Cardiology, Department of Pediatric and Adolescent Medicine2009ResidentPediatric and Adolescent Medic, Programs in Rochester, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine2009ResidentPediatric Residency Program, Department of Pediatric and Adolescent Medicine2006MDUniversity of North Dakota School of Medicine and Health Sciences2004MPHUniversity of Minnesota2000BS - Summa Cum LaudeUniversity of North DakotaShow more education Activities and honorsCertifications2012Pediatric CardiologyAmerican Board of Pediatrics2009Pediatrics (Archived)American Board of PediatricsAwards and honors2011Best Resident Abstract (Poster) AwardMidwest Pediatric Cardiology Society2010Best Fellow Abstract AwardMidwest Pediatric Cardiology Society2009C. Anderson Aldrich Award (Excellence in Medical Research)Pediatric Residency Program, Department of Pediatric and Adolescent Medicine2006North Dakota District Medical Society Award (Sixth District)University of North Dakota School of Medicine and Health Sciences2005Karen and Elvira Lynner Medical ScholarshipUniversity of North Dakota School of Medicine and Health Sciences2004The Chancellor's ListUniversity of North Dakota School of Medicine and Health Sciences2004Charles and Emma Bollinger ScholarshipUniversity of North Dakota School of Medicine and Health Sciences2003North Dakota Department of Health Tuition Scholarship for Public Health StudiesUniversity of North Dakota School of Medicine and Health Sciences2002Ray Duggan Memorial ScholarshipUniversity of North Dakota School of Medicine and Health Sciences1999Sigma Nu Alumni Foundation ScholarshipsUniversity of North Dakota1999Summer Commencement MarshallUniversity of North Dakota1999Order of Omega Honor Society 1999 (Fraternity/Sorority Honor Society)University of North Dakota1999Thomas D. CampbellUniversity of North Dakota1998Sigma Nu Alumni Foundation ScholarshipsUniversity of North Dakota1998Thomas D. CampbellUniversity of North Dakota1998D.J. Robertson AwardUniversity of North Dakota1997President's Honor Roll FallUniversity of North Dakota1997Perrott George St. John ScholarshipUniversity of North DakotaShow more awards and honorsProfessional memberships2007 - 2009MemberNeonatal Curricula Committee, Department of Pediatric and Adolescent Medicine2006 - 2010MemberAmerican Academy of Pediatrics2006 - 2009MemberPediatric and Adolescent Medicine Residency Education Committee, Department of Pediatric and Adolescent Medicine2006 - presentMemberMinnesota Medical Association2001 - presentMemberAmerican Medical Association2001 - presentMemberAmerican Medical Student AssociationShow more professional membershipsPublicationsSee my publications Conditions treatedProcedures performedInterestsMayo Clinic locationsEducationActivities and honors Request an appointment PST-20226832 Doctors & Medical Staff Horner, Justin M. M.D., M.P.H.