Nyasha Bullock, MD

Board-Certified Anatomic / Clinical Pathologist

Dr. Nyasha Bullock is an AP/CP/Cytopathology Board-Certified Pathologist. She obtained her medical degree in 2003 from St. George’s University School of Medicine, Grenada, after which she worked as a Primary Care Physician at the Milton Cato Memorial Hospital, St.Vincent, and the Grenadines. In 2009, Dr. Bullock began her pathology residency training at Hartford Hospital, CT. She completed three fellowships; both cytopathology and oncology surgical pathology at the Memorial Sloan Kettering Cancer Center, New York, and G.I./Liver pathology at the University of Miami/ Jackson Memorial Hospital, Miami, FL.

Dr. Bullock has held highly esteemed leadership positions and continues to serve with distinction and dedication. She is currently a Staff Pathologist at Professional Pathology of Wyoming, Casper, WY. In addition, Dr. Bullock serves as medical/laboratory director for several laboratories, which include North Platte Pathology, Casper, WY, and Memorial Hospital of Converse County, Douglas, WY.


Fellowship Training

Gastrointestinal/Hepatic Pathology
University of Miami/Jackson Memorial Hospital
Miami, FL

Oncologic Surgical Pathology
Memorial Sloan Kettering—Cancer Center
New York, NY

Residency Training

Anatomic & Clinical Pathology
Hartford Hospital
Hartford, CT

Medical School

St. George’s University School of Medicine
Grenada, West Indies


St. George’s University School of Medicine
Grenada, West Indies

Board Certifications

Anatomic & Clinical Pathology

The American Board of Pathology


The American Board of Pathology


College of American Pathologists

Wyoming Medical Society

Research & Publications

  • N. Bullock, J. Aslanzadeh. Biochemical Profile-based Microbial Identification Systems. In: Advanced Techniques in Diagnostic Microbiology, second edition, edited by Tang & Stratton Springer 2012.
  • Dimple Pandya MD, Handy Oen CT, Nyasha Bullock MD, Dorota Rudomina MBA, CT, ReneSerrette CLT, Tao Zheng, Dara S. Ross MD, Marcia Edelweiss MD HER2 Chromogenic Dual In-situ Hybridization in Cytology Cell Blocks of Breast Cancer Specimens: Is it better than FISH? USCAP 104th Annual Meeting, Boston March 21-27, 2015. Poster/Abstract Modern Pathology, 2015, Feb, Vol 28, Supplement 2.
  • N. Bullock, D. Rudomina, D. Ross, G. Ayob, G.Castro, R. Serrette, C. Dsouza, C. Cole, C. Morales, N. Zeigler, T. Zheng, M. Friedlander, O. Lin, M. Edelweiss. Cell block Optimization for breast specimen, MSK Performance Improvement Fair Mar 24-25th ASC 62nd Annual Meeting, Dallas Nov 14-17 2014; Finalist for the Warren R Lang MD Resident Physician Award. Poster/Abstract: Journal of the American Society of Cytopathology, Vol. 3, Issue 5, S21.
  • N. Bullock, R.Cartun, R. Muller, Andrew Ricci Jr. Pseudoangiomatous Stromal Hyperplasia PASH) of the prostatic stroma is immunohistochemically similar to mammary PASH; USCAP 102nd Annual Meeting, Baltimore, Maryland, Mar 2-8 2013. Poster/Abstract Modern Pathology 2013, Feb, Vol 26, Supplement 2.
  • M. Agaronov, N. Bullock, S.Mandavill. Low-grade squamous intraepithelial lesion cannot exclude High-grade squamous intraepithelial lesion (LCEH): Is this a clinically meaningful Pap smear diagnosis; ASC 60th Annual Meeting, LasVegas Nov 2nd -6th 2012. Poster/Abstract: Journal of American Society of Cytopathology, 2012 Vol. l/Supplement.
  • N. Bullock, R.Cartun, J. Di Guiseppe, D. Stevens, P. Newcomb, J. Burghardt, S.Ligato Association of IMP3 expression with High-grade Dysplasia in raised colonic lesions in patients with IBD; CAP National meeting Sept 9th -12th 2012. Poster/Abstract: Arch Pathol Lab Med– Vol.36, September 2012.
  • N. Bullock, M. Fiel-Gan, R. Cartun, S. Mandavilli. Discordance in immunoperoxidase (IPOX) stains performed in evaluation of the carcinoma: A comparison between results on the cytologic and surgical specimens; ASC 59th Annual Meeting, Baltimore Nov 4-8 2011. Poster /Abstract: Cyto Journal 2011, Vol 8. /Supplement I.
  • N. Bullock, S. Ligato. Is the diagnosis of flat low grade dysplasia on surveillance biopsy for Inflammatory Bowel Disease an indication for a colectomy? The Hartford Hospital Experience; ASCP National Meeting, Las Vegas Oct 19th-22nd.
  • N. Bullock, L. Mayner, E. Tambling, J. DiGuiseppe, M. Assaad, S. Mandavilli. Comparison of Fluorescent in situ hybridization (FISH), p57 Immunohistochemistry (IHC) staining and Flow Cytometry (F.C.) in the work-up of suspected molar gestation. USCAP 100th Annual Meeting, San Antonio, Texas, USA. Feb-Mar. 2011. Poster/ Abstract: Modern Pathology 2011, Feb; 91 Supplement 1: 248A.
  • CP. Rojas, N. Bullock, J.Parikh, N. Kashikar, C. Milikowski, MT. Garcia-Buitrago Sleeve Gastrectomy: Unanticipated findings in the pathology review. More than anyone expects! Accepted for poster presentation at USCAP 105th Annual Meeting, Seattle, Washington, March 12-18 2016.
  • F. Konno, N. Bullock, E.Riedel, G. Aggarwal, M. Akram, M. Edelweiss Establishing recommendations for HER2 staining in cytology cell block material. Accepted for poster presentation at USCAP 105th Annual Meeting, Seattle, Washington, March 12-18 2016.
  • N. Bullock, V. Kaliki, S. Mandavilli. Presentation of papillary serous carcinoma in Pap Smears: A 15 year experience in a community hospital setting; ASC 59th Annual Meeting, Baltimore Nov 4-8 2011. Poster /Abstract: CytoJournal 2011, Vol 8. /Supplement I.