Web Content Viewer (JSR 286)

Dr. Thomas Gidlewski, DVM

photo of Tom Gidlewski

Thomas Gidlewski, Program Manager, Surveillance/Biological Labs


  • Veterinary pathologist
  • SME:
    • Brucellosis
    • Tuberculosis
    • Transmissible spongiform encephalopathies
    • Foreign animal diseases
  • Instructor
    • Foreign animal disease school, Plum Island
    • Affiliate faculty, Colorado State University


Current Projects

  • Plague
  • Tularemia
  • Tuberculosis
  • Brucellosis
  • Chronic wasting disease research



  • VMD, University of Pennsylvania
  • M.S., Poultry Nutrition, Virginia Polytechnic
  • M.S., Veterinary Pathology, Iowa State University
  • B.S., Animal Science, Montana State University


Contact Information

  • Address: Wildlife Services, NWRC, 4101 LaPorte Ave, Fort Collins, CO, 80521
  • Telephone: 970-266-6350
  • Fax: 970-266-6063
  • E-mail: Thomas.Gidlewski@aphis.usda.gov



Ip, H.S., M.K. Torchetti, R. Crespo, P. Kohrs, P. DeBruyn, K.G. Mansfield, T. Baszler, L. Badcoe, B. Bodenstein, V.Shearn-Bochsler, M.L. Killian, J.C. Pedersen, N. Hines, T. Gidlewski, T.Deliberto, and J.M. Sleeman. 2015. Novel Eurasian highly pathogenic avian influenza A H5 viruses in wild birds, Washington, USA, 2014. Emerging Infectious Diseases 21(5):886-890.  doi: 10.3201/eid2105.142020

Spraker, T.R., T. Gidlewski, J.G. Powers, T. Nichols, A. Balachandran, B. Cummings, M.A. Wild, K. VerCauteren, and K.I. O'Rourke. 2015. Progressive accumulation of the abnormal conformer of the prion protein and spongiform encephalopathy in the obex of nonsymptomatic and symptomatic Rocky Mountain elk (Cervus elaphus nelsoni) with chronic wasting disease. Journal of Veterinary Diagnostic Investigation 27(4):431-441. doi: 10.1177/1040638715593368

Bosco-Lauth, A.M., N.A. Panella, J.J. Root, T. Gidlewski, R.R. Lash, J.R. Harmon, K.L. Burkhalter, M.S. Godsey, H.M. Savage, W.L. Nicholson, N. Komar, and A.C. Brault. 2015. Serological investigation of Heartland virus (Bunyaviridae: Phlebovirus) exposure in wild and domestic animals adjacent to human case sites in Missouri 2012-2013. American Journal of Tropical Medicine and Hygiene 92(6):1163-1167.  doi: 10.4269/ajtmh.14-0702

Root, J.J., S.A. Shriner, K.T. Bentler, T. Gidlewski, N.L. Mooers, J.W. Ellis, T.R. Spraker, K.K. VanDalen, H.J. Sullivan, and A.B. Franklin. 2014. Shedding of a low pathogenic Avian Influenza virus in a common synanthropic mammal - the cottontail rabbit. PLoSOne 9(8): e102513. doi: 10.1371/journal.pone.0102513.

Bevins, S.N., K. Pedersen, M.W. Lutman, J.A. Baroch, B.S. Schmit, D. Kohler, T. Gidlewski, D.L. Nolte, S.R. Swafford, and T.J. DeLiberto. 2014. Large-scale Avian Influenza surveillance in wild birds throughout the United States. PLoSOne 9(8): e104360. doi: 10.1371/journal.pone.0104360.

Bevins, S.N., K. Pedersen, M.W. Lutman, T. Gidlewski, and T.J. DeLiberto. 2014.  Consequences associated with the recent range expansion of nonnative feral swine. BioScience Online 64(4): 291-299.  doi: 10.1093/biosci/biu015.