Gregory J. Diorio, DO

4.90 out of 5 (39 ratings, 9 reviews)
Ratings and Reviews


Cooper University Health Care Titles

  • Urologist
  • Urologic Oncologist

Board Certifications

  • American Board of Surgery (Urology)

Professional Type

Cooper University Physician



Office Locations

Camden, Camden, Voorhees
Cooper Advanced Care Center - Urology

Three Cooper Plaza
Suite 403
Camden , NJ 08103
Phone: 856.963.3577
Maps & Directions

Cooper Urology at Voorhees

2401 Evesham Road
Voorhees , NJ 08043
Maps & Directions

Education & Training

Medical SchoolPhiladelphia College of Osteopathic Medicine, Philadelphia, PA
InternshipGeneral Surgery - Albert Einstein Medical Center, Philadelphia, PA
ResidencyUrologic Surgery - Albert Einstein Medical Center, Philadelphia, PA
FellowshipUrologic Oncology - H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL


  • American Osteopathic Association
  • American College of Osteopathic Surgeons
  • American Urologic Association
  • Society of Urologic Oncology

Awards and Honors

  • National Cancer Institute KO5 Established Investigator Award: “Infection and Cancer Research: A New Frontier in Cancer Prevention and Control”, 2015
  • Excellence in Robotic Surgery - Albert Einstein Medical Center, 2015


Sosenko, A., Owens, R. G., Yang, A. L., Alzubaidi, A., Guzzo, T., Trabulsi, E., Danella, J., Diorio, G., Reese, A., Tomaszewski, J., Ginzburg, S., Smaldone, M., Fonshell, C., Syed, K., Jacobs, B., Singer, E. A., & Raman, J. D. (2022). Non-infectious complications following transrectal prostate needle biopsy - Outcomes from over 8000 procedures. Prostate international, 10(3), 158–161.

Piraino, J. A., Snow, Z. A., Edwards, D. C., Hager, S., McGreen, B. H., & Diorio, G. J. (2020). Nephroureterectomy vs. segmental ureterectomy of clinically localized, high-grade, urothelial carcinoma of the ureter: Practice patterns and outcomes. Urologic oncology, 38(11), 851.e1–851.e10.

Ottenhof, S. R., Leone, A., Djajadiningrat, R. S., Azizi, M., Zargar, K., Kidd, L. C., Diorio, G., Mosiello, G., Graafland, N. M., Spiess, P. E., & Horenblas, S. (2019). Surgical and Oncological Outcomes in Patients After Vascularised Flap Reconstruction for Locoregionally Advanced Penile Cancer. European urology focus, 5(5), 867–874.

Tang, D. H., Djajadiningrat, R., Diorio, G., Chipollini, J., Ma, Z., Schaible, B. J., Catanzaro, M., Ye, D., Zhu, Y., Nicolai, N., Horenblas, S., Johnstone, P. A. S., & Spiess, P. E. (2017). Adjuvant pelvic radiation is associated with improved survival and decreased disease recurrence in pelvic node-positive penile cancer after lymph node dissection: A multi-institutional study. Urologic oncology, 35(10), 605.e17–605.e23.

Leone, A., Diorio, G. J., Pettaway, C., Master, V., & Spiess, P. E. (2017). Contemporary management of patients with penile cancer and lymph node metastasis. Nature reviews. Urology, 14(6), 335–347.