Dr. William Andersen, M.D.

Orthopedic Surgery

Dr. William Andersen is a board-certified orthopedic surgeon practicing in Cary, North Carolina. In 2023, Dr. Andersen performed 53 Medicare-verified knee replacements, ranking #61 in North Carolina.

Dr. Andersen's 53 Medicare procedures are near the North Carolina median of 46. The state has 277 orthopedic surgeons in the current Medicare dataset. Medicare fee-for-service data captures roughly 33–37% of all joint replacements, so total surgical volume is likely higher.

Dr. Andersen's Medicare data shows a focused knee replacement practice with 53 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.

Cary is home to 7 orthopedic surgeons in the current Medicare dataset. Patients in the Cary area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Verified Medicare Cases (2023)

Knee Replacement
53 verified cases
#61 in North Carolina
Estimated total: 140 – 160 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.

Hospital Affiliations

H
Rex Hospital
Raleigh, NC

Verified Case Volume Trends (2013-2023)

Frequently Asked Questions About Dr. Andersen

How does Dr. Andersen's procedure volume compare to other North Carolina surgeons?

In 2023, Dr. Andersen performed 53 Medicare-verified joint replacement procedures. This is in line with the North Carolina average of 63 procedures per surgeon. Dr. Andersen ranks #125 out of 277 orthopedic surgeons in North Carolina.

What types of joint replacement does Dr. Andersen perform?

Dr. Andersen's reported Medicare volume is focused on knee replacement, with 53 verified procedures in 2023. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Andersen in Cary?

Yes. There are 7 orthopedic surgeons in Cary 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 North Carolina surgeons.

What does the Medicare data for Dr. Andersen represent?

The procedure counts shown are based on Medicare Part B fee-for-service claims data for 2023, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Andersen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 53 procedures shown here.

Other Orthopedic Surgeons in Cary, North Carolina

Compare Dr. Andersen's volume with other surgeons practicing in Cary.

SurgeonProceduresSpecialties
Dr. Demetri Economedes 56 Hip, Knee
Dr. Stephen Struble 55 Hip, Knee
Dr. Adam Almaguer 43 Hip, Knee
Dr. Arvind Narayanan 37 Hip, Knee
Dr. Raymond Carroll 27 Shoulder
Dr. Edouard Armour 12 Knee

Preparing for Surgery?

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Contact & Location

📞 Phone: 919-467-4992
1120 Se Cary Pkwy
Cary, NC 27518
NPI: 1700850195
Credentials: M.D.
✅ Active Medicare provider (NPI verified)
📅 20 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.