#34 Knee
#37 Hip

Dr. Samuel Wellman, M.D.

Orthopedic Surgery
124 procedures 1 hospital Durham, NC
Latest available Medicare data — updated April 2026
Rising Star
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 48 vs 36 avg (4,526 surgeons)
Knee 76 vs 45 avg (6,720 surgeons)

Dr. Samuel Wellman is a board-certified orthopedic surgeon practicing in Durham, North Carolina. A Medicare provider since 2007, Dr. Wellman has performed 76 Medicare-verified knee replacements (#34 in North Carolina) and 48 hip replacements, for a combined total of 124 procedures.

In North Carolina, Dr. Wellman performs above average in knee (76 vs 44 avg), above average in hip (48 vs 33 avg).

Dr. Wellman's reported Medicare volume is split between knee replacements (76 cases) and hip replacements (48 cases).

Durham is home to 19 orthopedic surgeons in the current Medicare dataset. Patients in the Durham area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Wellman extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 91 to 124 in the most recent data, a 36% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Wellman's 76 verified procedures is above the national average of 45.

Verified Medicare Cases

Knee Replacement
76 verified cases
#34 in North Carolina
Hip Replacement
48 verified cases
#37 in North Carolina
Estimated total: 340 – 380 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. Wellman Compares

Procedure volume compared to the North Carolina state average.

Hip High
48 Avg: 33
Knee High
76 Avg: 44
Dr. Wellman North Carolina Average

Contact & Location

Phone: 919-684-8111
40 Duke Medicine Cir
Durham, NC 27710
NPI: 1992836837
Credentials: M.D.
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Wellman's Medicare-recorded procedure volume has trended upward over 11 years, increasing 36% from 91 procedures in 2013 to 124 in the most recent data.

Years of Data 11
2023 Volume 124
Peak Volume 124 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Duke University Hospital
★★★★★
Durham, NC
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.

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. Wellman

How does Dr. Wellman's procedure volume compare to other North Carolina surgeons?

Dr. Wellman has performed 124 Medicare-verified joint replacement procedures. This is significantly above the North Carolina average of 63 procedures per surgeon. Dr. Wellman ranks #37 out of 294 orthopedic surgeons in North Carolina.

What types of joint replacement does Dr. Wellman perform?

Dr. Wellman's Medicare data shows procedures in knee replacement (76 cases) and hip replacement (48 cases).

Are there other orthopedic surgeons near Dr. Wellman in Durham?

Yes. There are 19 orthopedic surgeons in Durham 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 North Carolina surgeons.

What does the Medicare data for Dr. Wellman 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. Wellman's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 124 procedures shown here.

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

Yes. Dr. Wellman's Medicare-recorded volume has increased from 91 procedures in 2013 to 124 in the most recent data, a 36% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 124 procedures in 2023.

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

Yes. Dr. Wellman's Medicare data shows procedures in knee replacement (76 cases), hip replacement (48 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Wellman affiliated with?

According to CMS facility affiliation data, Dr. Wellman is affiliated with Duke University Hospital.

How does Dr. Wellman compare to other orthopedic surgeons in Durham?

Among the 19 orthopedic surgeons in Durham, Dr. Wellman ranks #2 by total Medicare procedure volume. Dr. Wellman is among the highest-volume surgeons in Durham.

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

Duke University Hospital (5 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 Durham, North Carolina

Dr. Wellman's 124 Medicare procedures are above the Durham average of 95. The table below compares verified procedure volumes for orthopedic surgeons practicing in Durham.

SurgeonProceduresSpecialties
Dr. Michael Bolognesi 146 Hip, Knee
Dr. Richard Rutherford 113 Hip, Knee
Dr. Adam Brekke 79 Hip, Knee
Dr. Michael Merz 74 Hip, Knee
Dr. Christopher Klifto 66 Shoulder
Dr. Thorsten Seyler 61 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. Samuel Wellman, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/nc/dr-samuel-wellman-durham.html

Link: https://orthoprocedures.com/surgeons/nc/dr-samuel-wellman-durham.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.