#134 in Pennsylvania
Knee

Dr. Simon Amsdell, M.D.

Orthopedic Surgery
37 procedures 1 hospital Warren, PA
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 37 vs 45 avg (6,720 surgeons)

Dr. Simon Amsdell is a board-certified orthopedic surgeon practicing in Warren, Pennsylvania. Dr. Amsdell has performed 37 Medicare-verified knee replacements, ranking #134 in Pennsylvania.

In Pennsylvania, Dr. Amsdell performs near average in knee (37 vs 45 avg).

Dr. Amsdell's Medicare data shows a focused knee replacement practice with 37 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.

Dr. Amsdell is the only orthopedic surgeon in Warren represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.

Medicare records for Dr. Amsdell extend back to 2018, covering 6 years of data. Over that period, recorded procedure volume increased from 11 to 37 in the most recent data, a 236% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Amsdell's 37 verified procedures is near the national average of 45.

Verified Medicare Cases

Knee Replacement
37 verified cases
#134 in Pennsylvania
Estimated total: 100 – 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. Amsdell Compares

Procedure volume compared to the Pennsylvania state average.

Knee Average
37 Avg: 45
Dr. Amsdell Pennsylvania Average

Contact & Location

2 W Crescent Park
Warren, PA 16365
NPI: 1376868950
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Amsdell's Medicare-recorded procedure volume has trended upward over 6 years, increasing 236% from 11 procedures in 2018 to 37 in the most recent data.

Years of Data 6
2023 Volume 37
Peak Volume 37 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Warren General Hospital
★★☆☆☆
Warren, PA
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. Amsdell

How does Dr. Amsdell's procedure volume compare to other Pennsylvania surgeons?

Dr. Amsdell has performed 37 Medicare-verified joint replacement procedures. The Pennsylvania average is 63 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Amsdell ranks #234 out of 388 orthopedic surgeons in Pennsylvania.

What types of joint replacement does Dr. Amsdell perform?

Dr. Amsdell's reported Medicare volume is focused on knee replacement, with 37 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Where is Dr. Amsdell's practice located?

Dr. Amsdell practices in Warren, Pennsylvania. The office is located at 2 W Crescent Park, Warren, PA 16365. Patients in the surrounding area can consult Dr. Amsdell for joint replacement evaluation.

What does the Medicare data for Dr. Amsdell 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. Amsdell's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 37 procedures shown here.

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

Yes. Dr. Amsdell's Medicare-recorded volume has increased from 11 procedures in 2018 to 37 in the most recent data, a 236% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 37 procedures in 2023.

Which hospitals is Dr. Amsdell affiliated with?

According to CMS facility affiliation data, Dr. Amsdell is affiliated with Warren General Hospital.

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

Warren General Hospital (2 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.

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. Simon Amsdell, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/pa/dr-simon-amsdell-warren.html

Link: https://orthoprocedures.com/surgeons/pa/dr-simon-amsdell-warren.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.