Dr. Ronald Disimone, M.D.

Orthopedic Surgery
39 procedures 1 hospital Williamsport, PA
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 570-321-2020
Practice phone listed in the NPI registry
1705 Warren Ave
Williamsport, PA 17701
NPI: 1063405264
Credentials: M.D.
Active Medicare provider (NPI verified)
21 years of practice experience
Licensed M.D.
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 17 vs 36 avg (4,532 surgeons)
Knee 22 vs 45 avg (6,599 surgeons)

Dr. Ronald Disimone is a board-certified orthopedic surgeon practicing in Williamsport, Pennsylvania. A Medicare provider since 2005, Dr. Disimone has performed 22 Medicare-verified knee replacements (#227 in Pennsylvania) and 17 hip replacements, for a combined total of 39 procedures.

In Pennsylvania, Dr. Disimone performs below average in knee (22 vs 47 avg), below average in hip (17 vs 37 avg).

Dr. Disimone's reported Medicare volume is split between knee replacements (22 cases) and hip replacements (17 cases).

Williamsport is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Williamsport area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Disimone's Medicare record spans 12 years from 2013 through 2024. Procedure volume has remained consistent during that period, ranging from 15 to 41 procedures per year, reflecting a steady joint replacement practice.

Dr. Disimone's 22 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
22 verified cases
#227 in Pennsylvania
Hip Replacement
17 verified cases
#162 in Pennsylvania
Estimated total: 110 – 120 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. Disimone Compares

Procedure volume compared to the Pennsylvania state average.

Hip Below Avg
17 Avg: 37
Knee Below Avg
22 Avg: 47
Dr. Disimone Pennsylvania Average

Volume Trend Analysis

Dr. Disimone's procedure volume has been consistent across 12 years of Medicare data, ranging from 15 to 41 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 12
2024 Volume 39
Peak Volume 41 (2014)
Trend Stable

Hospital Affiliations & Quality

H
Upmc Williamsport
3/5
Williamsport, 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.

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. Disimone

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

Dr. Disimone has performed 39 Medicare-verified joint replacement procedures. The Pennsylvania average is 66 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Disimone ranks #220 out of 376 orthopedic surgeons in Pennsylvania.

What types of joint replacement does Dr. Disimone perform?

Dr. Disimone's Medicare data shows procedures in knee replacement (22 cases) and hip replacement (17 cases).

Are there other orthopedic surgeons near Dr. Disimone in Williamsport?

Yes. There are 4 orthopedic surgeons in Williamsport 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 Pennsylvania surgeons.

What does the Medicare data for Dr. Disimone 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. Disimone's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 39 procedures shown here.

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

Dr. Disimone's procedure volume has been relatively stable over 12 years of Medicare data, ranging from 15 to 41 procedures per year between 2013 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.

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

Yes. Dr. Disimone's Medicare data shows procedures in knee replacement (22 cases), hip replacement (17 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Disimone affiliated with?

According to CMS facility affiliation data, Dr. Disimone is affiliated with Upmc Williamsport.

How does Dr. Disimone compare to other orthopedic surgeons in Williamsport?

Among the 4 orthopedic surgeons in Williamsport, Dr. Disimone ranks #2 by total Medicare procedure volume. Dr. Disimone is among the highest-volume surgeons in Williamsport.

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

Upmc Williamsport (3 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 Williamsport, Pennsylvania

Dr. Disimone's 39 Medicare procedures are below the Williamsport average of 60. The table below compares verified procedure volumes for orthopedic surgeons practicing in Williamsport.

SurgeonProceduresSpecialties
Dr. John Bailey 132 Hip, Knee, Shoulder
Dr. Kyle Hubler 39 Hip, Knee
Dr. Ronald Campbell 29 Shoulder

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. Ronald Disimone, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/pa/dr-ronald-disimone-williamsport.html

Link: https://orthoprocedures.com/surgeons/pa/dr-ronald-disimone-williamsport.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.