#64 in Tennessee
Knee

Dr. Randall Robbins, M.D.

Orthopedic Surgery
43 procedures Oak Ridge, TN
Latest available Medicare data — updated April 2026
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Knee 43 vs 45 avg (6,720 surgeons)

Dr. Randall Robbins is a board-certified orthopedic surgeon practicing in Oak Ridge, Tennessee. Dr. Robbins has performed 43 Medicare-verified knee replacements, ranking #64 in Tennessee.

In Tennessee, Dr. Robbins performs near average in knee (43 vs 45 avg).

Dr. Robbins's Medicare data shows a focused knee replacement practice with 43 verified procedures. 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.

Oak Ridge is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Oak Ridge area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Robbins's Medicare data spans 11 years, beginning in 2013. Volume peaked at 83 procedures in 2015 before settling at 43 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Robbins's 43 verified procedures is near the national average of 45.

Verified Medicare Cases

Knee Replacement
43 verified cases
#64 in Tennessee
Estimated total: 120 – 130 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.

How Dr. Robbins Compares

Procedure volume compared to the Tennessee state average.

Knee Average
43 Avg: 45
Dr. Robbins Tennessee Average

Contact & Location

961 Oak Ridge Tpke
Oak Ridge, TN 37830
NPI: 1740258334
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Robbins's recorded volume peaked at 83 procedures in 2015 and stood at 43 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 11
2023 Volume 43
Peak Volume 83 (2015)
Trend Declining

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Robbins

How does Dr. Robbins's procedure volume compare to other Tennessee surgeons?

Dr. Robbins has performed 43 Medicare-verified joint replacement procedures. The Tennessee average is 64 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Robbins ranks #117 out of 214 orthopedic surgeons in Tennessee.

What types of joint replacement does Dr. Robbins perform?

Dr. Robbins's reported Medicare volume is focused on knee replacement, with 43 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Robbins in Oak Ridge?

Yes. There are 3 orthopedic surgeons in Oak Ridge 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. Robbins 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. Robbins's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 43 procedures shown here.

Has Dr. Robbins's procedure volume changed over time?

Dr. Robbins's Medicare-recorded volume peaked at 83 procedures in 2015 and was 43 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

How does Dr. Robbins compare to other orthopedic surgeons in Oak Ridge?

Among the 3 orthopedic surgeons in Oak Ridge, Dr. Robbins ranks #3 by total Medicare procedure volume. Dr. Robbins is among the highest-volume surgeons in Oak Ridge.

Other Orthopedic Surgeons in Oak Ridge, Tennessee

Dr. Robbins's 43 Medicare procedures are below the Oak Ridge average of 49. The table below compares verified procedure volumes for orthopedic surgeons practicing in Oak Ridge.

SurgeonProceduresSpecialties
Dr. Michael MacKay 54 Hip, Knee
Dr. Patrick Moody 49 Hip, Knee

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Randall Robbins, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/tn/dr-randall-robbins-oak-ridge.html

Link: https://orthoprocedures.com/surgeons/tn/dr-randall-robbins-oak-ridge.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

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 one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.