Dr. Gregory Stewart, MD

Orthopedic Surgery
70 procedures 3 hospitals Johnson City, TN
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 423-282-9011
Practice phone listed in the NPI registry
2410 Susannah St
Johnson City, TN 37601
NPI: 1396700662
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 26 vs 36 avg (4,532 surgeons)
Knee 44 vs 45 avg (6,599 surgeons)

Dr. Gregory Stewart is a board-certified orthopedic surgeon practicing in Johnson City, Tennessee. A Medicare provider since 2006, Dr. Stewart has performed 44 Medicare-verified knee replacements (#69 in Tennessee) and 26 hip replacements, for a combined total of 70 procedures.

In Tennessee, Dr. Stewart performs near average in knee (44 vs 46 avg), below average in hip (26 vs 36 avg).

Dr. Stewart's reported Medicare volume is split between knee replacements (44 cases) and hip replacements (26 cases).

Johnson City is home to 12 orthopedic surgeons in the current Medicare dataset. Patients in the Johnson City area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Stewart extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 11 to 70 in the most recent data, a 536% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Stewart's 44 verified procedures is near the national average of 45.

Verified Medicare Cases

Knee Replacement
44 verified cases
#69 in Tennessee
Hip Replacement
26 verified cases
#67 in Tennessee
Estimated total: 190 – 210 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. Stewart Compares

Procedure volume compared to the Tennessee state average.

Hip Below Avg
26 Avg: 36
Knee Average
44 Avg: 46
Dr. Stewart Tennessee Average

Volume Trend Analysis

Dr. Stewart's Medicare-recorded procedure volume has trended upward over 12 years, increasing 536% from 11 procedures in 2013 to 70 in the most recent data.

Years of Data 12
2024 Volume 70
Peak Volume 72 (2017)
Trend Growing

Hospital Affiliations & Quality

H
Bristol Regional Medical Center
1/5
Bristol, TN
Similar to national avg
H
Johnson City Medical Center
Johnson City, TN
Similar to national avg
H
Franklin Woods Community Hospital
4/5
Johnson City, TN

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. Stewart

How does Dr. Stewart's procedure volume compare to other Tennessee surgeons?

Dr. Stewart has performed 70 Medicare-verified joint replacement procedures. This is in line with the Tennessee average of 65 procedures per surgeon. Dr. Stewart ranks #81 out of 219 orthopedic surgeons in Tennessee.

What types of joint replacement does Dr. Stewart perform?

Dr. Stewart's Medicare data shows procedures in knee replacement (44 cases) and hip replacement (26 cases).

Are there other orthopedic surgeons near Dr. Stewart in Johnson City?

Yes. There are 12 orthopedic surgeons in Johnson City 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 Tennessee surgeons.

What does the Medicare data for Dr. Stewart 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. Stewart's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 70 procedures shown here.

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

Yes. Dr. Stewart's Medicare-recorded volume has increased from 11 procedures in 2013 to 70 in the most recent data, a 536% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 72 procedures in 2017.

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

Yes. Dr. Stewart's Medicare data shows procedures in knee replacement (44 cases), hip replacement (26 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Stewart affiliated with?

According to CMS facility affiliation data, Dr. Stewart is affiliated with Bristol Regional Medical Center, Johnson City Medical Center, Franklin Woods Community Hospital.

How does Dr. Stewart compare to other orthopedic surgeons in Johnson City?

Among the 12 orthopedic surgeons in Johnson City, Dr. Stewart ranks #2 by total Medicare procedure volume. Dr. Stewart is among the highest-volume surgeons in Johnson City.

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

Bristol Regional Medical Center (1 out of 5 CMS stars, hip/knee complication rate similar to national average); Johnson City Medical Center (hip/knee complication rate similar to national average); Franklin Woods Community Hospital (4 out of 5 CMS stars). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in Johnson City, Tennessee

Dr. Stewart's 70 Medicare procedures are above the Johnson City average of 48. The table below compares verified procedure volumes for orthopedic surgeons practicing in Johnson City.

SurgeonProceduresSpecialties
Dr. Jason Brashear 79 Hip, Knee
Dr. Dustin Price 50 Hip, Knee
Dr. Joseph Hurst 42 Hip, Knee
Dr. Thomas Gill 38 Hip, Knee
Dr. Larry Waldrop 34 Shoulder
Dr. Alan Aiken 26 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. Gregory Stewart, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/tn/dr-gregory-stewart-johnson-city.html

Link: https://orthoprocedures.com/surgeons/tn/dr-gregory-stewart-johnson-city.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.