#1 in Arkansas
Knee

Dr. Kenneth Martin, MD

Orthopedic Surgery
322 procedures 5 hospitals Little Rock, AR
Latest available Medicare data — updated April 2026
Volume Leader Top 10% Nationally
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Knee 322 vs 45 avg (6,720 surgeons)

Dr. Kenneth Martin is a board-certified orthopedic surgeon practicing in Little Rock, Arkansas. A Medicare provider since 2006, Dr. Martin has performed 322 Medicare-verified knee replacements, ranking #1 in Arkansas.

In Arkansas, Dr. Martin performs well above average in knee (322 vs 47 avg).

Dr. Martin's Medicare data shows a focused knee replacement practice with 322 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.

Beyond general orthopedic surgery, Dr. Martin holds additional credentials in Adult Reconstructive Orthopaedic Surgery and Sports Medicine, reflecting subspecialty training that may benefit patients with complex joint conditions.

Little Rock is home to 24 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. Martin's Medicare data spans 11 years, beginning in 2013. Volume peaked at 494 procedures in 2017 before settling at 322 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. Martin's 322 verified procedures is more than 7x the national average of 45, ranking #8 nationally.

Verified Medicare Cases

Knee Replacement
322 verified cases
#1 in Arkansas
Estimated total: 870 – 980 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. Martin Compares

Procedure volume compared to the Arkansas state average.

Knee Very High
322 Avg: 47
Dr. Martin Arkansas Average

Contact & Location

Phone: 501-975-5633
5320 W. Markham
Little Rock, AR 72205
NPI: 1699730689
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

Volume Trend Analysis

Dr. Martin's recorded volume peaked at 494 procedures in 2017 and stood at 322 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 322
Peak Volume 494 (2017)
Trend Declining

Hospital Affiliations & Quality

H
Arkansas Surgical Hospital
No Little Rock, AR
Similar to national avg
H
Conway Regional Medical Center, Inc
★★★☆☆
Conway, AR
Low case volume
H
Baptist Health Medical Center-Arkadelphia
Arkadelphia, AR
Low case volume
H
Jefferson Regional Medical Center
★★☆☆☆
Pine Bluff, AR
Similar to national avg
H
Howard Memorial Hospital
Nashville, AR

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.

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. Martin

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

Dr. Martin has performed 322 Medicare-verified joint replacement procedures. This is more than 5x the Arkansas average of 61 procedures per surgeon. Dr. Martin ranks #2 out of 89 orthopedic surgeons in Arkansas.

What types of joint replacement does Dr. Martin perform?

Dr. Martin's reported Medicare volume is focused on knee replacement, with 322 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

How experienced is Dr. Martin with knee replacement surgery?

Dr. Martin ranks #1 in Arkansas for knee replacement with 322 Medicare-verified procedures. This high ranking among 89 state surgeons indicates significant experience with this specific procedure.

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

Yes. There are 24 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. Martin 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. Martin's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 322 procedures shown here.

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

Dr. Martin's Medicare-recorded volume peaked at 494 procedures in 2017 and was 322 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. Martin affiliated with?

According to CMS facility affiliation data, Dr. Martin is affiliated with Arkansas Surgical Hospital, Conway Regional Medical Center, Inc, Baptist Health Medical Center-Arkadelphia, Jefferson Regional Medical Center, Howard Memorial Hospital.

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

Among the 24 orthopedic surgeons in Little Rock, Dr. Martin ranks #1 by total Medicare procedure volume. Dr. Martin has the highest verified Medicare volume in the city.

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

Arkansas Surgical Hospital (hip/knee complication rate similar to national average); Conway Regional Medical Center, Inc (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); Baptist Health Medical Center-Arkadelphia (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 Little Rock, Arkansas

Dr. Martin's 322 Medicare procedures are above the Little Rock average of 160. The table below compares verified procedure volumes for orthopedic surgeons practicing in Little Rock.

SurgeonProceduresSpecialties
Dr. Charles Barnes 169 Hip, Knee
Dr. David Newbern 139 Hip, Knee
Dr. Samuel Baxter 131 Hip, Knee
Dr. Richard Nix 126 Hip, Knee
Dr. Paul Edwards 117 Hip, Knee
Dr. Adam Smith 116 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. Kenneth Martin, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ar/dr-kenneth-martin-little-rock.html

Link: https://orthoprocedures.com/surgeons/ar/dr-kenneth-martin-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.