Dr. Dewayne Weaver, MD

Orthopedic Surgery
74 procedures 5 hospitals Lewiston, ID
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 208-743-3523
Practice phone listed in the NPI registry
320 Warner Dr
Lewiston, ID 83501
NPI: 1265674071
Credentials: MD
Active Medicare provider (NPI verified)
17 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 19 vs 36 avg (4,532 surgeons)
Knee 32 vs 45 avg (6,599 surgeons)
Shoulder 23 vs 29 avg (2,213 surgeons)

Dr. Dewayne Weaver is a board-certified orthopedic surgeon practicing in Lewiston, Idaho. A Medicare provider since 2009, Dr. Weaver has completed 32 knee replacements (#27 in Idaho), 23 shoulder replacements, and 19 hip replacements, totaling 74 Medicare-verified procedures.

In Idaho, Dr. Weaver performs near average in knee (32 vs 39 avg), near average in shoulder (23 vs 23 avg), below average in hip (19 vs 34 avg).

Dr. Weaver performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (32 cases), followed by shoulder replacements (23) and hip replacements (19).

Lewiston is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Lewiston area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs. Dr. Weaver also maintains hospital privileges in WA and ID, indicating a regional practice that extends beyond Idaho.

Medicare records for Dr. Weaver extend back to 2021, covering 4 years of data. Over that period, recorded procedure volume increased from 17 to 74 in the most recent data, a 335% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Weaver's 32 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Knee Replacement
32 verified cases
#27 in Idaho
Shoulder Replacement
23 verified cases
#14 in Idaho
Hip Replacement
19 verified cases
#27 in Idaho
Estimated total: 200 – 220 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. Weaver Compares

Procedure volume compared to the Idaho state average.

Hip Below Avg
19 Avg: 34
Knee Average
32 Avg: 39
Shoulder Average
23 Avg: 23
Dr. Weaver Idaho Average

Volume Trend Analysis

Dr. Weaver's Medicare-recorded procedure volume has trended upward over 4 years, increasing 335% from 17 procedures in 2021 to 74 in the most recent data.

Years of Data 4
2024 Volume 74
Peak Volume 74 (2024)
Trend Growing

Hospital Affiliations & Quality

H
Tri-State Memorial Hospital
3/5
Clarkston, WA
Low case volume
H
St Joseph Regional Medical Center
2/5
Lewiston, ID
Low case volume
H
St Mary'S Hospital
Cottonwood, ID
H
Syringa General Hospital
4/5
Grangeville, ID
H
Dayton General Hospital
Dayton, WA

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. Weaver

How does Dr. Weaver's procedure volume compare to other Idaho surgeons?

Dr. Weaver has performed 74 Medicare-verified joint replacement procedures. This is in line with the Idaho average of 57 procedures per surgeon. Dr. Weaver ranks #22 out of 70 orthopedic surgeons in Idaho.

What types of joint replacement does Dr. Weaver perform?

Dr. Weaver performs all three major joint replacement procedures: knee replacement (32 cases), shoulder replacement (23 cases), hip replacement (19 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.

Are there other orthopedic surgeons near Dr. Weaver in Lewiston?

Yes. There are 5 orthopedic surgeons in Lewiston 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 Idaho surgeons.

What does the Medicare data for Dr. Weaver 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. Weaver's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 74 procedures shown here.

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

Yes. Dr. Weaver's Medicare-recorded volume has increased from 17 procedures in 2021 to 74 in the most recent data, a 335% increase over 4 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 74 procedures in 2024.

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

Yes. Dr. Weaver's Medicare data shows procedures in knee replacement (32 cases), shoulder replacement (23 cases), hip replacement (19 cases). Performing all three major joint replacements places Dr. Weaver among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.

Which hospitals is Dr. Weaver affiliated with?

According to CMS facility affiliation data, Dr. Weaver is affiliated with Tri-State Memorial Hospital, St Joseph Regional Medical Center, St Mary'S Hospital, Syringa General Hospital, Dayton General Hospital. Dr. Weaver maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.

How does Dr. Weaver compare to other orthopedic surgeons in Lewiston?

Among the 5 orthopedic surgeons in Lewiston, Dr. Weaver ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Lewiston has 130 verified Medicare procedures.

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

Tri-State Memorial Hospital (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); St Joseph Regional Medical Center (2 out of 5 CMS stars, 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 Lewiston, Idaho

Dr. Weaver's 74 Medicare procedures are below the Lewiston average of 91. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lewiston.

SurgeonProceduresSpecialties
Dr. John Jelinek 130 Hip, Knee, Shoulder
Dr. Regan Hansen 119 Hip, Knee, Shoulder
Dr. Bryan Beardsley 113 Hip, Knee, Shoulder
Dr. Gregory Dietrich 17 Hip

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. Dewayne Weaver, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/id/dr-dewayne-weaver-lewiston.html

Link: https://orthoprocedures.com/surgeons/id/dr-dewayne-weaver-lewiston.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.