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Board Certification
American Board of SurgeryNational Board of Medical ExaminersPatient Rating
5.0 /5( out of 18 reviews )The patient rating score is an average of all responses on our patient experience survey. The rating averages scores for all questions about care from our providers.
The scale on which responses are measured is 1 to 5 with 5 being the best score.
Patient Comments
Patient comments are gathered from our patient experience survey and displayed in their entirety.
Patients are de-identified for confidentiality and patient privacy.October 22, 2024HUNTSMAN CANCER CENTERWas kind and gentle. Made sure I understood what needed to be addressed. Felt lucky he was the Doctor I got
October 20, 2024HUNTSMAN CANCER CENTERThank you, Dr Contreras and your team. It is because of HCI and Dr Contreras that I am alive and recovering. He explained everything that was going to happen and was extremely reassuring and compassionate. He made a very scary time in my life feel much more manageable and comfortable. He is brilliant and kind and his patients can tell how much he cares.
October 11, 2024HUNTSMAN CANCER CENTERHe is AWESOME. Very tuned in to explaining everything to me. He has an excellent sense of humor, which helps keep the anxiety down lower.
October 11, 2024HUNTSMAN CANCER CENTERThe best! So thoughtful, thorough and kind. I feel hope for the first time in over a year.
October 07, 2024HUNTSMAN CANCER CENTERDr. Contreras is very caring, straight forward and made my husband and I feel like we were in excellent care. He answered all questions about surgery and follow up care. I feel very confident in his care
September 15, 2024HUNTSMAN CANCER CENTERDr Contereas is amazing! He described the procedure in terms we could understand. We have a realistic idea of what to expect and the associated risks. Most importantly, he helped instill our confidence in him and Dr Scaife to do the surgery.
September 15, 2024HUNTSMAN CANCER CENTERI've been seeing Dr. Contreras since December of 2023. He has always taken his time to explain all aspects of my condition thoroughly, including answering any questions I have. He is very clear about next steps and options. I trust him 100 percent with my health.
September 14, 2024HUNTSMAN CANCER CENTERExcellent provider. Would recommend to anyone.
September 09, 2024HUNTSMAN CANCER CENTERMade me feel good about his knowledge and now I feel confident of hi abilities
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Board Certification and Academic Information
Academic Departments Surgery -Primary Academic Divisions Cardiothoracic Surgery
Board Certification American Board of SurgeryNational Board of Medical ExaminersEducation history
Fellowship Cardiothoracic Surgery - Ï㽶ÊÓƵ of Utah Spencer Fox Eccles School of Medicine Fellow General Surgery - Mayo Clinic College of Medicine & Science Chief Resident Residency General Surgery - Mayo Clinic College of Medicine & Science Resident Medicine - Mayo Medical School M.D. Undergraduate Biochemistry - Gonzaga Ï㽶ÊÓƵ B.S. Selected Publications
Journal Article
- Contreras N, Litle VR (2022). Pulmonary Segmentectomy: Does Virtual Reality Have Bite? Ann Thorac Surg, 115(5), 1255-1256. ()
- Contreras N, Litle VR (2022). Follow the Leader? Can Malignant Pleural Mesothelioma Follow Non-small Cell Lung Cancer's Lead With Immunotherapy? Ann Thorac Surg, 114(5), e361. ()
- Contreras N, Litle VR (2022). Systemic Disease and the Impact on Esophageal Carcinoma Management: The Big Picture. Ann Thorac Surg. ()
- Contreras N, Litle VR (2022). Invited Commentary: COVID-19 and Cancer Casualty: Managing Esophageal Cancer. J Am Coll Surg, 235(2), 184-185. ()
- Liu S, Contreras N, Krezalek MA, Abd El Aziz MA, Merchea A, Kelley SR, Behm K (2022). Robotic transanal minimally invasive surgery: a single institutional experience. Updates Surg, 74(3), 1011-1016. ()
- Krezalek MA, Contreras-Peraza N, Parker ME, Kelley SR, Behm KT (2020). Hybrid Robotic Transanal Minimally Invasive Surgery Approach to Large and Low-Lying Rectal Polyps. Dis Colon Rectum, 63(7), 1001-1006. ()
- Contreras N, Jakub JW (2019). The achilles heel of minimally invasive inguinal lymph node dissection: Seroma formation. Am J Surg, 219(4), 696-700. ()
- Hernandez MC, Khasawneh M, Contreras-Peraza N, Lohse C, Stephens D, Kim BD, Zielinski MD (2019). Vaccination and splenectomy in Olmsted County. Surgery, 166(4), 556-563. ()
- Khasawneh MA, Contreras-Peraza N, Hernandez MC, Lohse C, Jenkins DH, Zielinski MD (2019). Outcomes after splenectomy in children: a 48-year population-based study. Pediatr Surg Int, 35(5), 575-582. ()
- Contreras N, Joyce DD, Van Handel AC, Farley DR (2015). Video voiceover feedback: economised surgical skills training. Med Educ, 49(11), 1146. ()