New Bolton Center Kennett Square, PA
Emergencies & Appointments:
Ryan Hospital Philadelphia, PA


Diplomat American College of Veterinary Pathologists

Assistant Professor of Wildlife Pathology, University of Pennsylvania School of Veterinary Medicine
Contact Information:

Shender, L. A., Cody, T., Ruder, M., Fenton, H., Niedringhaus, K. D., Blanton, J., Motes, J., Schmedes, S., Forys, E. Heavy Rainfall, Sewer Overflows, and Salmonellosis in Black Skimmers (Rynchops niger) EcoHealth 19: 203-215, 2022.

Niedringhaus, K. D., Ganoe, L. S., Lovallo, M., Walter, W. D., Yabsley, M. J., Brown, J. D. Fatal infection with Versteria sp. in a muskrat, with implications for human health J Vet Diagn Invest 34: 314-318, 2022.

Escobar, L. E., Carver, S., Cross, P. C., Rossi, L., Almberg, E. S., Yabsley, M. J., Niedringhaus, K. D., Van Wick, P., Dominguez-Villegas, E., Gakuya, F., Xie, Y., Angelone, S., Gortazar, C., Astorga, F. Sarcoptic mange: An emerging panzootic in wildlife Transbound Emerg Dis 69: 927-942, 2022.

De Luca, E., Alvarez-Narvaez, S., Maboni, G., Baptista, R. P., Nemeth, N. M., Niedringhaus, K. D., Ladner, J. T., Lorch, J. M., Koroleva, G., Lovett, S., Palacios, G. F., Sanchez, S. Comparative Genomics Analyses Support the Reclassification of Bisgaard Taxon 40 as Mergibacter gen. nov., With Mergibacter septicus sp. nov. as Type Species: Novel Insights Into the Phylogeny and Virulence Factors of a Pasteurellaceae Family Member Associated With Mortality Events in Seabirds Front Microbiol 12: 667356, 2021.

Niedringhaus, K. D., Nemeth, N. M., Gibbs, S., Zimmerman, J., Shender, L., Slankard, K., Fenton, H., Charlie, B., Dalton, M. F., Elsmo, E. J., Poppenga, R., Millsap, B., Ruder, M. G. Anticoagulant rodenticide exposure and toxicosis in bald eagles (Haliaeetus leucocephalus) and golden eagles (Aquila chrysaetos) in the United States PLoS One 16: e0246134, 2021.

Niedringhaus, K. D., Brown, J. D., Murray, M., Oliveira, B. C. M., Yabsley, M. J. Chorioptic Mange in an American Black Bear (Ursus americanus) from Massachusetts, USA J Wildl Dis 57: 701-704, 2021.

Niedringhaus, K. D., Brown, J. D., Ternent, M., Peltier, S. K., Van Wick, P., Yabsley, M. J. Serology as a Tool to Investigate Sarcoptic Mange in American Black Bears (Ursus Americanus) J Wildl Dis 56: 350-358, 2020.

Niedringhaus, K. D., Brown, J. D., Sweeley, K. M., Yabsley, M. J. A review of sarcoptic mange in North American wildlife Int J Parasitol Parasites Wildl 9: 285-297, 2019.

Niedringhaus, K. D., Brown, J. D., Ternent, M., Childress, W., Gettings, J. R., Yabsley, M. J. The emergence and expansion of sarcoptic mange in American black bears (Ursus americanus) in the United States Vet Parasitol Reg Stud Reports 17: 100303, 2019.

Niedringhaus, K. D., Nemeth, N. M., Sellers, H. S., Brown, J. D., Fenton, H. M. A. Multicentric Round Cell Neoplasms and Their Viral Associations in Wild Turkeys (Meleagris gallopavo) in the Southeastern United States Vet Pathol 56: 915-920, 2019.

Ford, A. K., Niedringhaus, K. D., Anderson, A. N., LaCour, J. M., Nemeth, N. M. Disseminated Mycobacterium kansasii infection in a white-tailed deer and implications for public and livestock health J Vet Diagn Invest 32: 147-151, 2020.

Niedringhaus, K. D., Brown, J. D., Ternent, M. A., Peltier, S. K., Yabsley, M. J. Effects of temperature on the survival of Sarcoptes scabiei of black bear (Ursus americanus) origin Parasitol Res 118: 2767-2772, 2019.

Clarke, L. L., Niedringhaus, K. D., Carmichael, K. P., Keel, M. K., Fenton, H. Congenital Ocular Abnormalities in Free-Ranging White-Tailed Deer Vet Pathol 55: 584-590, 2018.

Peltier, S. K., Brown, J. D., Ternent, M. A., Fenton, H., Niedringhaus, K. D., Yabsley, M. J. Assays for Detection and Identification of the Causative Agent of Mange in Free-Ranging Black Bears ( Ursus Americanus) J Wildl Dis 54: 471-479, 2018.

Williams, B. M., Cleveland, C. A., Verocai, G. G., Swanepoel, L., Niedringhaus, K. D., Paras, K. L., Nagamori, Y., Little, S. E., Varela-Stokes, A., Nemeth, N., Wyrosdick, H., Tucker, A., Deal, L., Gauthier, D., Prouty, S., DeAngelo, C., Marsh, A., Piepgras, D., Cook, L. H., Milliren, K. B., Becker, J. S., Lyons, C., Clark, J., Stumph, J., Borst, M. M., Craig, T., Tucker, K. L., Ward, A., Baird, E. M., Burke, K. A., Camp, J. W., Davis, C. A., Pulaski, C. N., Yabsley, M. J. Dracunculus infections in domestic dogs and cats in North America; an under-recognized parasite? Vet Parasitol Reg Stud Reports 13: 148-155, 2018.

Niedringhaus, K. D., Brown, J. D., Ternent, M. A., Cleveland, C. A., Yabsley, M. J. A Serosurvey of Multiple Pathogens in American Black Bears (Ursus americanus) in Pennsylvania, USA Indicates a Lack of Association with Sarcoptic Mange Vet Sci 6: , 2019.

Sapp, S. G. H., Gupta, P., Martin, M. K., Murray, M. H., Niedringhaus, K. D., Pfaff, M. A., Yabsley, M. J. Beyond the raccoon roundworm: The natural history of non-raccoon Baylisascaris species in the New World Int J Parasitol Parasites Wildl 6: 85-99, 2017.

BS (Wildlife & Fisheries Biology) Clemson University, 2008

BVetMed (Doctor of Veterinary Medicine) The Royal Veterinary College, University of London, 2014

Ph.D (Comparative Biomedical Sciences) The University of Georgia, 2019

Diplomat American College of Veterinary Pathologists

University of California-Davis (2019 to 2022)
Resident of Veterinary Anatomic Pathology