Dr. Gregory Deirmengian, MD

Orthopedic Surgery

Dr. Gregory Deirmengian is a board-certified orthopedic surgeon practicing in King Of Prussia, Pennsylvania. In 2023, Dr. Deirmengian performed 108 Medicare-verified knee replacements (#28 in Pennsylvania) and 70 hip replacements (#22 in Pennsylvania), for a combined total of 178 procedures. This places Dr. Deirmengian among the highest-volume joint replacement surgeons in Pennsylvania.

Verified Medicare Cases (2023)

Knee Replacement
108 verified cases
#28 in Pennsylvania
Hip Replacement
70 verified cases
#22 in Pennsylvania

Verified Case Volume Trends (2013-2024)

Questions to Ask Dr. Deirmengian

This surgeon has high Medicare volume (178 verified cases). This indicates significant experience.

Recommended Script:

"Dr. Deirmengian, since you handle such high volume, what is your specific infection rate compared to the national average? Do you have a dedicated team for post-op recovery?"

Preparing for Surgery?

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Contact & Location

📞 Phone: 267-339-3558
234 Mall Blvd Ste G30
King Of Prussia, PA 19406
NPI: 1730249517
Credentials: MD
✅ Active Medicare provider (NPI verified)
📅 20 years of practice experience
🎓 Licensed MD
🏥 Licensed surgical specialist
🦴 Board-certified orthopedic surgeon
📞 Contact information available
Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately 33-37% of all joint replacement procedures nationwide (63% of Medicare fee-for-service). Always consult with healthcare providers to make informed decisions about your care.