#56 Shoulder
#133 Knee

Dr. Keith Lawhorn, MD

Orthopedic Surgery
35 procedures Fairfax, VA
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
Knee 23 vs 45 avg (6,720 surgeons)
Shoulder 12 vs 28 avg (2,092 surgeons)

Dr. Keith Lawhorn is a board-certified orthopedic surgeon practicing in Fairfax, Virginia. Dr. Lawhorn has performed 23 Medicare-verified knee replacements (#133 in Virginia) and 12 shoulder replacements, for a combined total of 35 procedures.

In Virginia, Dr. Lawhorn performs below average in knee (23 vs 58 avg), below average in shoulder (12 vs 34 avg).

Dr. Lawhorn's reported Medicare volume is split between knee replacements (23 cases) and shoulder replacements (12 cases).

Fairfax is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Fairfax area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Lawhorn extend back to 2016, covering 6 years of data. Over that period, recorded procedure volume increased from 18 to 35 in the most recent data, a 94% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Lawhorn's 23 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Knee Replacement
23 verified cases
#133 in Virginia
Shoulder Replacement
12 verified cases
#56 in Virginia
Estimated total: 90 – 110 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. Lawhorn Compares

Procedure volume compared to the Virginia state average.

Knee Below Avg
23 Avg: 58
Shoulder Below Avg
12 Avg: 34
Dr. Lawhorn Virginia Average

Contact & Location

3620 Joseph Siewick Dr
Fairfax, VA 22033
NPI: 1083614218
Credentials: MD
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Lawhorn's Medicare-recorded procedure volume has trended upward over 6 years, increasing 94% from 18 procedures in 2016 to 35 in the most recent data.

Years of Data 6
2023 Volume 35
Peak Volume 35 (2023)
Trend Growing

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. Lawhorn

How does Dr. Lawhorn's procedure volume compare to other Virginia surgeons?

Dr. Lawhorn has performed 35 Medicare-verified joint replacement procedures. The Virginia average is 83 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Lawhorn ranks #144 out of 223 orthopedic surgeons in Virginia.

What types of joint replacement does Dr. Lawhorn perform?

Dr. Lawhorn's Medicare data shows procedures in knee replacement (23 cases) and shoulder replacement (12 cases).

Are there other orthopedic surgeons near Dr. Lawhorn in Fairfax?

Yes. There are 6 orthopedic surgeons in Fairfax 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 Virginia surgeons.

What does the Medicare data for Dr. Lawhorn 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. Lawhorn's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 35 procedures shown here.

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

Yes. Dr. Lawhorn's Medicare-recorded volume has increased from 18 procedures in 2016 to 35 in the most recent data, a 94% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 35 procedures in 2023.

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

Yes. Dr. Lawhorn's Medicare data shows procedures in knee replacement (23 cases), shoulder replacement (12 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

How does Dr. Lawhorn compare to other orthopedic surgeons in Fairfax?

Among the 6 orthopedic surgeons in Fairfax, Dr. Lawhorn ranks #5 by total Medicare procedure volume. The highest-volume surgeon in Fairfax has 274 verified Medicare procedures.

Other Orthopedic Surgeons in Fairfax, Virginia

Dr. Lawhorn's 35 Medicare procedures are below the Fairfax average of 97. The table below compares verified procedure volumes for orthopedic surgeons practicing in Fairfax.

SurgeonProceduresSpecialties
Dr. Bradley Boyd 274 Hip, Knee
Dr. Joshua Campbell 164 Hip, Knee
Dr. David Novak 58 Knee, Shoulder
Dr. Ryan Miyamoto 40 Shoulder
Dr. Hrishikesh Gogineni 13 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. Keith Lawhorn, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/va/dr-keith-lawhorn-fairfax.html

Link: https://orthoprocedures.com/surgeons/va/dr-keith-lawhorn-fairfax.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.