Dr. Gary Knudson, MD

Orthopedic Surgery

Dr. Gary Knudson is a board-certified orthopedic surgeon practicing in Waterloo, Iowa. In 2023, Dr. Knudson performed 28 Medicare-verified hip replacements (#40 in Iowa) and 27 knee replacements, for a combined total of 55 procedures.

Dr. Knudson's 55 Medicare procedures are near the Iowa median of 62. The state has 114 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. Knudson's reported Medicare volume is split between hip replacements (28 cases) and knee replacements (27 cases).

Waterloo is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Waterloo area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Verified Medicare Cases (2023)

Hip Replacement
28 verified cases
#40 in Iowa
Knee Replacement
27 verified cases
#74 in Iowa
Estimated total: 150 – 170 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
Mercyone Waterloo Medical Center
Waterloo, IA
H
Mercyone Cedar Falls Medical Center
Cedar Falls, IA
H
Waverly Health Center
Waverly, IA

Verified Case Volume Trends (2013-2023)

Frequently Asked Questions About Dr. Knudson

How does Dr. Knudson's procedure volume compare to other Iowa surgeons?

In 2023, Dr. Knudson performed 55 Medicare-verified joint replacement procedures. The Iowa average is 73 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Knudson ranks #66 out of 114 orthopedic surgeons in Iowa.

What types of joint replacement does Dr. Knudson perform?

Dr. Knudson's Medicare data shows procedures in hip replacement (28 cases) and knee replacement (27 cases).

Are there other orthopedic surgeons near Dr. Knudson in Waterloo?

Yes. There are 6 orthopedic surgeons in Waterloo 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 Iowa surgeons.

What does the Medicare data for Dr. Knudson 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. Knudson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 55 procedures shown here.

Other Orthopedic Surgeons in Waterloo, Iowa

Compare Dr. Knudson's volume with other surgeons practicing in Waterloo.

SurgeonProceduresSpecialties
Dr. Christopher Eagan 98 Hip, Knee, Shoulder
Dr. Robert Bartelt 80 Hip, Knee
Dr. Richard Naylor 64 Hip, Knee
Dr. Mark Gorsche 62 Hip, Knee
Dr. Thomas Gorsche 12 Hip

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Contact & Location

📞 Phone: 319-272-5000
2710 Saint Francis Dr
Waterloo, IA 50702
NPI: 1700813441
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.