Dr. Clayton Riley, MD

Orthopedic Surgery
19 procedures 1 hospital Little Rock, AR
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 501-975-5633
Practice phone listed in the NPI registry
5320 W. Markham
Little Rock, AR 72205
NPI: 1700080389
Credentials: MD
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Shoulder replacement recovery kit Slings, cold therapy, and adaptive clothing for recovery
National Comparison by Procedure
Shoulder 19 vs 29 avg (2,213 surgeons)

Dr. Clayton Riley is a board-certified orthopedic surgeon practicing in Little Rock, Arkansas. A Medicare provider since 2007, Dr. Riley has performed 19 Medicare-verified shoulder replacements, ranking #13 in Arkansas.

In Arkansas, Dr. Riley performs near average in shoulder (19 vs 23 avg).

Dr. Riley's Medicare data shows a focused shoulder replacement practice with 19 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.

Little Rock is home to 26 orthopedic surgeons in the current Medicare dataset. Patients in the Little Rock area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Riley's Medicare data spans 12 years, beginning in 2013. Volume peaked at 39 procedures in 2017 before settling at 19 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Riley's 19 shoulder replacement procedures is below the national average of 29 among 2,213 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Shoulder Replacement
19 verified cases
#13 in Arkansas
Estimated total: 50 – 60 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. Riley Compares

Procedure volume compared to the Arkansas state average.

Shoulder Average
19 Avg: 23
Dr. Riley Arkansas Average

Volume Trend Analysis

Dr. Riley's recorded volume peaked at 39 procedures in 2017 and stood at 19 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 12
2024 Volume 19
Peak Volume 39 (2017)
Trend Declining

Hospital Affiliations & Quality

H
Arkansas Surgical Hospital
No Little Rock, AR
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 Shoulder Replacement

If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:

Shoulder Replacement Recovery Overview

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

Week 1-3 Arm in a sling for protection. Gentle pendulum exercises under therapist guidance. Focus on pain management and wound care.
Week 4-6 Gradual sling weaning. Begin passive and active-assisted range-of-motion exercises. Light daily activities resume.
Week 7-12 Active range-of-motion exercises. Light strengthening begins. Most patients can drive and perform desk work.
Month 4-6 Progressive strengthening continues. Return to most activities. Full recovery may take 6-12 months for complete shoulder strength.

Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations

Frequently Asked Questions About Dr. Riley

How does Dr. Riley's procedure volume compare to other Arkansas surgeons?

Dr. Riley has performed 19 Medicare-verified joint replacement procedures. The Arkansas average is 66 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Riley ranks #74 out of 89 orthopedic surgeons in Arkansas.

What types of joint replacement does Dr. Riley perform?

Dr. Riley's reported Medicare volume is focused on shoulder replacement, with 19 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

How experienced is Dr. Riley with shoulder replacement surgery?

Dr. Riley ranks #13 in Arkansas for shoulder replacement with 19 Medicare-verified procedures. This high ranking among 89 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Riley in Little Rock?

Yes. There are 26 orthopedic surgeons in Little Rock 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 Arkansas surgeons.

What does the Medicare data for Dr. Riley 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. Riley's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 19 procedures shown here.

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

Dr. Riley's Medicare-recorded volume peaked at 39 procedures in 2017 and was 19 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.

Which hospitals is Dr. Riley affiliated with?

According to CMS facility affiliation data, Dr. Riley is affiliated with Arkansas Surgical Hospital.

How does Dr. Riley compare to other orthopedic surgeons in Little Rock?

Among the 26 orthopedic surgeons in Little Rock, Dr. Riley ranks #23 by total Medicare procedure volume. The highest-volume surgeon in Little Rock has 255 verified Medicare procedures.

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

Arkansas Surgical Hospital (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 Little Rock, Arkansas

Dr. Riley's 19 Medicare procedures are below the Little Rock average of 138. The table below compares verified procedure volumes for orthopedic surgeons practicing in Little Rock.

SurgeonProceduresSpecialties
Dr. Kenneth Martin 255 Knee
Dr. Samuel Baxter 166 Hip, Knee
Dr. Charles Barnes 164 Hip, Knee
Dr. David Newbern 135 Hip, Knee
Dr. Paul Edwards 131 Hip, Knee
Dr. Adam Smith 94 Hip, 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. Clayton Riley, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ar/dr-clayton-riley-little-rock.html

Link: https://orthoprocedures.com/surgeons/ar/dr-clayton-riley-little-rock.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.