Dr. Gregory Nicholson, M.D.

Orthopedic Surgery

Dr. Gregory Nicholson is a board-certified orthopedic surgeon practicing in Chicago, Illinois. Dr. Nicholson has performed 91 Medicare-verified shoulder replacements, ranking #1 in Illinois.

Dr. Nicholson's combined volume of 91 procedures places them above the Illinois statewide average of 69. Among 323 orthopedic surgeons in Illinois, Dr. Nicholson ranks #82 overall.

Dr. Nicholson's Medicare data shows a focused shoulder replacement practice with 91 verified procedures in 2023. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.

Chicago is home to 43 orthopedic surgeons in the current Medicare dataset. Patients in the Chicago area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Verified Medicare Cases

Shoulder Replacement
91 verified cases
#1 in Illinois
Estimated total: 250 – 280 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
How is this estimated?

Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.

Verified Case Volume Trends (2013-Current)

Frequently Asked Questions About Dr. Nicholson

How does Dr. Nicholson's procedure volume compare to other Illinois surgeons?

Dr. Nicholson has performed 91 Medicare-verified joint replacement procedures. This is in line with the Illinois average of 69 procedures per surgeon. Dr. Nicholson ranks #82 out of 323 orthopedic surgeons in Illinois.

What types of joint replacement does Dr. Nicholson perform?

Dr. Nicholson's reported Medicare volume is focused on shoulder replacement, with 91 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

How experienced is Dr. Nicholson with shoulder replacement surgery?

Dr. Nicholson ranks #1 in Illinois for shoulder replacement with 91 Medicare-verified procedures. This high ranking among 323 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Nicholson in Chicago?

Yes. There are 43 orthopedic surgeons in Chicago in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all Illinois surgeons.

What does the Medicare data for Dr. Nicholson represent?

The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Nicholson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 91 procedures shown here.

Other Orthopedic Surgeons in Chicago, Illinois

Compare Dr. Nicholson's volume with other surgeons practicing in Chicago.

SurgeonProceduresSpecialties
Dr. Denis Nam 308 Hip, Knee
Dr. Vasili Karas 269 Hip, Knee
Dr. Raju Ghate 256 Knee
Dr. Hany Bedair 238 Hip, Knee
Dr. Bryan Haughom 189 Hip, Knee
Dr. Brett Levine 160 Hip, Knee

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Contact & Location

📞 Phone: 312-243-4244
1611 W Harrison St
Chicago, IL 60612
NPI: 1477532141
Credentials: M.D.
✅ Active Medicare provider (NPI verified)
📅 20 years of practice experience
🎓 Licensed M.D.
🏥 Licensed surgical specialist
🦴 Board-certified orthopedic surgeon
⚽ Sports medicine specialist
📞 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.