John Gross, MD
Surgical Pathology
Highlights
Johns Hopkins Affiliations:
- Johns Hopkins School of Medicine Faculty
About John Gross
Primary Academic Title
Associate Professor of Pathology
Johns Hopkins Physician
Background
John M. Gross, MD, is an Associate Professor of Pathology and Orthopedic Surgery at The Johns Hopkins University. He earned his medical degree from Creighton University School of Medicine, where he also completed his residency in anatomic and clinical pathology, as well as fellowships in bone and soft tissue pathology at the University of Washington and surgical pathology at the Mayo Clinic. He serves as the Director of the Division of Bone and Soft Tissue Pathology at The Johns Hopkins Hospital. Dr. Gross specializes in mesenchymal neoplasia and has authored nearly 100 publications, including his description of the novel “Ossifying Spindled and Epithelioid Tumor (OSET)” (PMID:40680850). Furthermore, Dr. Gross has also contributed several chapters to the upcoming 6th edition of the WHO Classification of Bone and Soft Tissue Tumors and Female Genital Tract. Dr. Gross is an active lecturer, presenting nationally and internationally across nearly every continent.
Dr. Gross accepts expert pathology consultations in bone and soft tissue pathology from around the country and internationally. If you are planning to send Dr. Gross a pathology consultation, please provide a CD with pertinent radiologic imaging studies and a tissue block if possible.
Recent News Articles and Media Coverage
Cancer Matters with Dr Bill Nelson – Sarcoma Pathology, Johns Hopkins Kimmel Cancer Center Podcasts
Additional Academic Titles
Associate Professor of Orthopaedic Surgery
Research Interests
Bone and Soft Tissue Pathology, Connective tissue (Mesenchymal) Neoplasia, Sarcoma. Musculoskeletal pathology.
Google Scholar - Publications
https://scholar.google.com/citations?user=uADJC-wAAAAJ&hl=en
Selected Publications
- Gross, J. M., Zou, Y. S., Michal, M., Agaimy, A., Garcia, R. A., Hysell, C., Fritchie, K. J., Dermawan, J. K., Rubin, B. P. , Suster, D, Argani, PA, Baraban E, Baumhoer, D, Ameline, B, Charville, G, & Rosenberg, A. E. (2025). Ossifying spindled and epithelioid tumor: A novel soft tissue tumor. Modern Pathology: 100840. PMID: 40680850. DOI: 10.1016/j.modpat.2025.100840
- Gross, J. M., & Hameed, M. (2025). Osteosarcoma. Surgical Pathology Clinics. https://doi.org/10.1016/j.path.2025.01.009 PMID: 40716915
- Gross, J. M., Perret, R., Coindre, J. M., Le Loarer, F., Michal, M., Miettinen, M., Voltaggio, L Epstein, J. I., Gupta, S., Folpe, A. L., & Schoolmeester, J. K. (2023). Lipoblastoma-like Tumor and Fibrosarcoma-like Lipomatous Neoplasm Represent the Same Entity: A Clinicopathologic and Molecular Genetic Study of 23 Cases Occurring in Both Men and Women at Diverse Locations. Modern Pathology:, 100246. https://doi.org/10.1016/j.modpat.2023.100246 PMID: 37307874
- Wangsiricharoen, S., Gjeorgjievski, S. G., Bahrami, A., Torres-Mora, J., Zou, Y. S., Michal, M., Charville, G. W., & Gross, J. M. (2023). Non-cutaneous syncytial myoepitheliomas are identical to cutaneous counterparts: a clinicopathologic study of 24 tumors occurring at diverse locations. Virchows Archiv: An International Journal of Pathology, 1–11. https://doi.org/10.1007/s00428-023-03609-3 PMID: 37548750
- Warmke, L. M., Michal, M., Agaimy, A., Perret, R., Le Loarer, F., Voltaggio, L., & Gross, J. M. (2023). “PRRX1-rearranged mesenchymal tumors”: expanding the immunohistochemical profile and molecular spectrum of a recently described entity with the proposed revision of nomenclature. Virchows Archiv: An International Journal of Pathology. https://doi.org/10.1007/s00428-023-03575-w PMID: 37338620
Locations
- The Johns Hopkins Hospital
- 1800 Orleans Street, Baltimore, MD 21287
- Get Directions
- phone: 410-955-5000
- fax: 410-955-5001
Expertise
Education
- Fellowship: Mayo Clinic College of Medicine, Oncologic Surgical Pathology, 2020
- Fellowship: University of Washington Medical Center, Bone and Soft Tissue Pathology, 2019
- Residency: Creighton University School of Medicine, Anatomic and Clinical Pathology, 2018
- Residency: Cleveland Clinic Florida, General Surgery, 2014
- Medical Education: Creighton University Medical Center, MD, 2012
Board Certifications
- Clinical Pathology: American Board of Pathology, 2018
- Anatomic Pathology: American Board of Pathology, 2018
Insurance
- Aetna
- CareFirst
- Cigna
- First Health
- Geisinger Health Plan
- HealthSmart/Accel
- Johns Hopkins Health Plans
- MultiPlan
- Pennsylvania's Preferred Health Networks (PPHN)
- Point Comfort Underwriters
- Private Healthcare Systems (PHCS)
- Veteran Affairs Community Care Network (Optum-VACCN)