Dr. Donald Kastenbaum, M.D.
Orthopedic Surgery
Verified Medicare Cases (2023)
Knee Replacement
22 verified cases
Verified Case Volume Trends (2013-2023)
Questions to Ask Dr. Kastenbaum
Medicare volume represents only a portion of a surgeon's practice.
Recommended Script:
"Dr. Kastenbaum, I see your Medicare volume is lower—what percentage of your practice is private insurance or sports medicine? Approximately how many total joint replacements do you perform annually?"
Contact & Location
📞 Phone: 212-288-2000
10 Union Sq E
New York, NY 10003
New York, NY 10003
NPI: 1023071081
Credentials: M.D.
✅ Active Medicare provider (NPI verified)
📅 19 years of practice experience
🎓 Licensed M.D.
🏥 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.