Dr. Michael McCollum, M.D.
Dr. Michael McCollum is a board-certified orthopedic surgeon practicing in Knoxville, Tennessee. Dr. McCollum has performed 86 Medicare-verified knee replacements (#25 in Tennessee) and 29 hip replacements, for a combined total of 115 procedures.
In Tennessee, Dr. McCollum performs above average in knee (86 vs 45 avg), near average in hip (29 vs 36 avg).
Dr. McCollum's practice is heavily focused on knee replacement surgery, which accounts for 75% of reported Medicare volume.
Knoxville is home to 30 orthopedic surgeons in the current Medicare dataset. Patients in the Knoxville area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. McCollum extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 35 to 115 in the most recent data, a 229% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. McCollum's 86 verified procedures is above the national average of 45.
Verified Medicare Cases
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.
How Dr. McCollum Compares
Procedure volume compared to the Tennessee state average.
Contact & Location
Knoxville, TN 37920
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. McCollum's Medicare-recorded procedure volume has trended upward over 11 years, increasing 229% from 35 procedures in 2013 to 115 in the most recent data.
Hospital Affiliations & Quality
Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.
Patient Resources: Preparing for Knee Replacement
If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full knee replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. McCollum
How does Dr. McCollum's procedure volume compare to other Tennessee surgeons?
Dr. McCollum has performed 115 Medicare-verified joint replacement procedures. This is significantly above the Tennessee average of 64 procedures per surgeon. Dr. McCollum ranks #34 out of 214 orthopedic surgeons in Tennessee.
What types of joint replacement does Dr. McCollum perform?
Dr. McCollum's Medicare data shows procedures in knee replacement (86 cases) and hip replacement (29 cases).
Are there other orthopedic surgeons near Dr. McCollum in Knoxville?
Yes. There are 30 orthopedic surgeons in Knoxville 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 Tennessee surgeons.
What does the Medicare data for Dr. McCollum 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. McCollum's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 115 procedures shown here.
Has Dr. McCollum's procedure volume changed over time?
Yes. Dr. McCollum's Medicare-recorded volume has increased from 35 procedures in 2013 to 115 in the most recent data, a 229% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 121 procedures in 2022.
Does Dr. McCollum perform more than one type of joint replacement?
Yes. Dr. McCollum's Medicare data shows procedures in knee replacement (86 cases), hip replacement (29 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. McCollum affiliated with?
According to CMS facility affiliation data, Dr. McCollum is affiliated with University Of Tn Medical Center (The), Blount Memorial Hospital.
How does Dr. McCollum compare to other orthopedic surgeons in Knoxville?
Among the 30 orthopedic surgeons in Knoxville, Dr. McCollum ranks #9 by total Medicare procedure volume. The highest-volume surgeon in Knoxville has 341 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. McCollum practices?
University Of Tn Medical Center (The) (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Blount Memorial Hospital (4 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Knoxville, Tennessee
Dr. McCollum's 115 Medicare procedures are below the Knoxville average of 190. The table below compares verified procedure volumes for orthopedic surgeons practicing in Knoxville.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Herman Botero | 341 | Hip, Knee |
| Dr. Matthew Nadaud | 194 | Hip, Knee |
| Dr. Conrad Ivie | 192 | Hip, Knee |
| Dr. Harold Cates | 173 | Hip, Knee |
| Dr. James Sherrell | 160 | Hip, Knee |
| Dr. Brian Dilworth | 155 | Hip, Knee |
Patient Reviews & Ratings
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