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John W. Cromwell, MD

Clinical Professor of Surgery - Gastrointestinal Surgery

Introduction

Dr. Cromwell's research group focuses on the application of artificial intelligence, machine learning, predictive analytics, and medical devices to improving the quality and safety of surgical care. Non-invasive devices for predicting postoperative ileus and for screening for delirium are currently undergoing commercialization.

Current Positions

  • Associate Chief Medical Officer & Director of Surgical Quality and Safety
  • Director, Division of Gastrointestinal Surgery
  • Clinical Professor of Surgery - Gastrointestinal Surgery
  • Faculty, Interdisciplinary Graduate Program in Informatics

Education

  • BS in Chemistry, Nebraska Wesleyan University, Lincoln, Nebraska, United States
  • MD, University of Minnesota Medical School, Minneapolis, Minnesota, United States
  • Surgical Infectious Disease Fellowship, University of Minnesota Hospital & Clinics, Minneapolis, Minnesota, United States
  • Research Fellowship, University of Minnesota Cancer Center, Minneapolis, Minnesota, United States
  • Residency/Internship in General Surgery, University of Minnesota Hospital & Clinics, Minneapolis, Minnesota, United States
  • Colon and Rectal Surgery Fellowship, University of Texas Affiliated Hospitals, Austin, Texas, United States
  • Leadership Development for Physicians in Academic Health Centers, Harvard University School of Public Health, Boston, Massachusetts, United States
  • Comprehensive Unit-Based Safety Program Training, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
  • UI Healthcare Clinical Leadership Academy, University of Iowa Hospitals & Clinics, Iowa City, Iowa, United States

Licenses & Certifications

  • Iowa Medical License, Iowa Board of Medicine, Iowa
  • Board Certified, Colon & Rectal Surgery, American Board of Colon & Rectal Surgery
  • Board Certified, General Surgery, American Board of Surgery
  • Fellow, American Society of Colon & Rectal Surgeons
  • Fellow, American College of Surgeons
  • State of Tennessee Medical License (inactive), State of Tennessee, Tennessee

Selected Publications

  • Cromwell, J. W., & Lund, L. W. (2022). Hospital Coding of Postoperative Ileus: A Prospective Study. Cureus, 14(5), e24946. https://doi.org/10.7759/cureus.24946
  • Allievi, N., Goffredo, P., Freischlag, K. W., Utria, A. F., Cromwell, J. W., Pisano, M., Poiasina, E. & Hassan, I. (2022). The "Classification Pendulum" of Stage I Colorectal Cancer: A National Level Analysis of the Survival Difference Between T1 and T2 Colorectal Cancer. Diseases of the colon and rectum 65 (4) 505-518. DOI: 10.1097/DCR.0000000000002090. PMID: 34310516.
  • Koch, K. E., Hahn, A., Hart, A., Kahl, A., Charlton, M., Kapadia, M. R., Hrabe, J. E., Cromwell, J. W., Hassan, I. & Gribovskaja-Rupp, I. (2021). Male sex, ostomy, infection, and intravenous fluids are associated with increased risk of postoperative ileus in elective colorectal surgery. Surgery 170 (5) 1325-1330. DOI: 10.1016/j.surg.2021.05.035. PMID: 34210525.
  • Van Daele, D. J., Cromwell, J. W., Hsia, J. K. & Nord, R. S. (2021). Post-operative Complication Rate Comparison Between Airway Surgery and Upper Airway Stimulation Using NSQIP and ADHERE. OTO open 5 (4) 2473974X211051313. DOI: 10.1177/2473974X211051313. PMID: 34661042. PMCID: PMC8512284.
  • Marra, A. R., Alzunitan, M., Abosi, O., Edmond, M. B., Street, W. N., Cromwell, J. W. & Salinas, J. L. (2020). Modest Clostridiodes difficile infection prediction using machine learning models in a tertiary care hospital. Diagnostic Microbiology and Infectious Disease 98 (2). DOI: 10.1016/j.diagmicrobio.2020.115104. PMID: 32650284.
  • Zarei, K., Sparr, N. A., Trapp, N. T., Neuhaus, E. D., Cromwell, J. W., Boes, A. D. & Shinozaki, G. (2020). Bispectral EEG (BSEEG) to assess arousal after electro-convulsive therapy (ECT). Psychiatry research 285 112811. DOI: 10.1016/j.psychres.2020.112811. PMID: 32032823.
  • Shinozaki, G., Bormann, N. L., Chan, A. C., Zarei, K., Sparr, N. A., Klisares, M. J., Jellison, S. S., Heinzman, J. T., Dahlstrom, E. B., Duncan, G. N., Gaul, L. N., Wanzek, R. J., Cramer, E. M., Wimmel, C. G., Sabbagh, S., Yuki, K., Weckmann, M. T., Yamada, T., Karam, M. D., Noiseux, N. O., Shinozaki, E., Cho, H. R., Lee, S. & Cromwell, J. W. (2019). Identification of Patients With High Mortality Risk and Prediction of Outcomes in Delirium by Bispectral EEG. The Journal of clinical psychiatry 80 (5). DOI: 10.4088/JCP.19m12749. PMID: 31483958.
  • Shinozaki, G., Chan, A. C., Sparr, N. A., Zarei, K., Gaul, L. N., Heinzman, J. T., Robles, J., Yuki, K., Chronis, T. J., Ando, T., Wong, T., Sabbagh, S., Weckmann, M. T., Lee, S., Yamada, T., Karam, M. D., Noiseux, N. O., Shinozaki, E. & Cromwell, J. W. (2018). Delirium detection by a novel bispectral electroencephalography device in general hospital. Psychiatry and clinical neurosciences 72 (12) 856-863. DOI: 10.1111/pcn.12783. PMID: 30246448.
  • Lee, S., Yuki, K., Chan, A., Cromwell, J. & Shinozaki, G. (2018). The point-of-care EEG for delirium detection in the emergency department. The American journal of emergency medicine. DOI: 10.1016/j.ajem.2018.10.004. PMID: 30340987.
  • Sherman, S. K., Hrabe, J. E., Huang, E., Cromwell, J. W. & Byrn, J. C. (2018). Prospective Validation of the Iowa Rectal Surgery Risk Calculator. Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract 22 (7) 1258-1267. DOI: 10.1007/s11605-018-3770-5. PMID: 29687422. PMCID: PMC6035768.