Dr. Thad Riddle, MD

Orthopedic Surgery
56 procedures 2 hospitals Cartersville, GA
Latest available Medicare data — updated May 2026
Growing Volume

Contact & Location

770-386-5221
Phone: 770-386-5221
Practice phone listed in the NPI registry
15 Medical Dr Ne
Cartersville, GA 30121
NPI: 1265494397
Credentials: MD
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Hip 19 vs 36 national avg (4,532 surgeons)
Knee 37 vs 45 national avg (6,599 surgeons)

About Dr. Riddle

Dr. Thad Riddle is a board-certified orthopedic surgeon practicing in Cartersville, Georgia. A Medicare provider since 2006, Dr. Riddle performed 37 Medicare-verified knee replacements (#71 in Georgia) and 19 hip replacements in the latest annual CMS data, for a combined total of 56 procedures.

In Georgia, Dr. Riddle performs near the state average in knee (37 vs 40), below the state average in hip (19 vs 33).

Dr. Riddle's reported Medicare volume is split between knee replacements (37 cases) and hip replacements (19 cases).

Cartersville is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Cartersville area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Riddle extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 22 to 56 in the most recent data, a 155% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Riddle's 37 verified procedures is near the national average of 45.

Verified Medicare Cases

Knee Replacement
37 verified cases
#71 in Georgia
Hip Replacement
19 verified cases
#84 in Georgia
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.

How Dr. Riddle Compares

Procedure volume compared to the Georgia state average.

Hip Below Avg
19 Avg: 33
Knee Average
37 Avg: 40
Dr. Riddle Georgia Average

Volume Trend Analysis

Dr. Riddle's Medicare-recorded procedure volume has trended upward over 12 years, increasing 155% from 22 procedures in 2013 to 56 in the most recent data.

Years of Data 12
2024 Volume 56
Peak Volume 79 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Piedmont Cartersville Medical Center
2/5
Cartersville, GA
Low case volume
H
Wellstar Kennestone Regional Medical Center
4/5
Marietta, GA
Similar to national avg

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:

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. Riddle

How does Dr. Riddle's procedure volume compare to other Georgia surgeons?

Dr. Riddle has performed 56 Medicare-verified joint replacement procedures. This is in line with the Georgia average of 55 procedures per surgeon. Dr. Riddle ranks #84 out of 245 orthopedic surgeons in Georgia.

What types of joint replacement does Dr. Riddle perform?

Dr. Riddle's Medicare data shows procedures in knee replacement (37 cases) and hip replacement (19 cases).

Are there other orthopedic surgeons near Dr. Riddle in Cartersville?

Yes. There are 4 orthopedic surgeons in Cartersville 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 Georgia surgeons.

What does the Medicare data for Dr. Riddle 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. Riddle's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 56 procedures shown here.

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

Yes. Dr. Riddle's Medicare-recorded volume has increased from 22 procedures in 2013 to 56 in the most recent data, a 155% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 79 procedures in 2023.

Does Dr. Riddle perform more than one type of joint replacement?

Yes. Dr. Riddle's Medicare data shows procedures in knee replacement (37 cases), hip replacement (19 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Riddle affiliated with?

According to CMS facility affiliation data, Dr. Riddle is affiliated with Piedmont Cartersville Medical Center, Wellstar Kennestone Regional Medical Center.

How does Dr. Riddle compare to other orthopedic surgeons in Cartersville?

Among the 4 orthopedic surgeons in Cartersville, Dr. Riddle ranks #1 by total Medicare procedure volume. Dr. Riddle has the highest verified Medicare volume in the city.

What are the quality ratings for hospitals where Dr. Riddle practices?

Piedmont Cartersville Medical Center (2 out of 5 CMS stars, insufficient case volume for complication rate comparison); Wellstar Kennestone Regional Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in Cartersville, Georgia

Dr. Riddle's 56 Medicare procedures are above the Cartersville average of 30. The table below compares verified procedure volumes for orthopedic surgeons practicing in Cartersville.

SurgeonProceduresSpecialties
Dr. Bradford Wall 35 Hip, Knee
Dr. Scott Gillogly 16 Knee
Dr. Richard Maguire 14 Knee

Patient Resources & Verification

Research reviews, verify credentials, and check official quality data through these trusted sources:

Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Thad Riddle, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ga/dr-thad-riddle-cartersville.html

Link: https://orthoprocedures.com/surgeons/ga/dr-thad-riddle-cartersville.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.