Annie Morrison, MD

Billings, MT

Pathologist & Dermatopathologist

Yellowstone Pathology Institute


Annie Morrison is originally from eastern Washington and Montana. Following a degree in biochemistry from Washington State University, she received her doctorate in medicine from Saint Louis University School of Medicine in Saint Louis, Missouri.  She completed her Anatomic and Clinical Pathology residency at Emory University in Atlanta, Georgia followed by a Dermatopathology fellowship under Clay Cockerell at Cockerell Dermatopathology in conjunction with the UTSouthwestern Medical Center.  Annie currently works as a pathologist and dermatopatholgist at the Yellowstone Pathology Institute in Billings, Montana.


She is particularly interested in infections and infectious diseases, digital pathology and the use of smart phones for photomicroscopy, and the role of social media as a tool for medical professional use.


Selected list of publications:

  • AS Morrison, JM Gardner. Smart Phone Microscopic Photography: A Novel Tool for Physicians and Trainees. Arch of Pathol and Lab Med, 2014; 128(8):1002.

  • AO Morrison, R Morris, A Shannon, SR Lauer, J Guarner, C Kraft Disseminated Acanthamoeba Infection Presenting With Cutaneous Lesions in an Immunocompromised Patient: A Case Report, Review of Histomorphologic Findings, and Potential Diagnostic Pitfalls. Am J Clin Pathol. 2016 Feb;145(2):266-7

  • AO Morrison, JM Gardner. The Morrison Technique: A Freehand Method for Capturing Photomicrographs using a Smartphone. J Cutaneous Pathol. 2016 May;43(5):472-4

YouTube Video Tutorials:

Practical Symposium 2022 | Beaver Creek, CO