#119 in Massachusetts
Knee

Dr. Michael Mason, D.O.

Orthopedic Surgery
23 procedures 2 hospitals Brighton, MA
Latest available Medicare data — updated April 2026
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)

Dr. Michael Mason is a board-certified orthopedic surgeon practicing in Brighton, Massachusetts. A Medicare provider since 2006, Dr. Mason has performed 23 Medicare-verified knee replacements, ranking #119 in Massachusetts.

In Massachusetts, Dr. Mason performs below average in knee (23 vs 51 avg).

Dr. Mason's Medicare data shows a focused knee replacement practice with 23 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.

Brighton is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Brighton area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Mason's Medicare data spans 10 years, beginning in 2014. Volume peaked at 113 procedures in 2019 before settling at 23 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Mason'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
#119 in Massachusetts
Estimated total: 60 – 70 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. Mason Compares

Procedure volume compared to the Massachusetts state average.

Knee Below Avg
23 Avg: 51
Dr. Mason Massachusetts Average

Contact & Location

Phone: 617-738-8642
20 Guest St
Brighton, MA 02135
NPI: 1477581437
Credentials: D.O.
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed D.O.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Mason's recorded volume peaked at 113 procedures in 2019 and stood at 23 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 10
2023 Volume 23
Peak Volume 113 (2019)
Trend Declining

Hospital Affiliations & Quality

H
South County Hospital Inc
★★★★☆
Wakefield, RI
Similar to national avg
H
Newport Hospital
★★★★☆
Newport, RI
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. Mason

How does Dr. Mason's procedure volume compare to other Massachusetts surgeons?

Dr. Mason has performed 23 Medicare-verified joint replacement procedures. The Massachusetts average is 74 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Mason ranks #155 out of 202 orthopedic surgeons in Massachusetts.

What types of joint replacement does Dr. Mason perform?

Dr. Mason's reported Medicare volume is focused on knee replacement, with 23 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Mason in Brighton?

Yes. There are 5 orthopedic surgeons in Brighton 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 Massachusetts surgeons.

What does the Medicare data for Dr. Mason 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. Mason's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 23 procedures shown here.

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

Dr. Mason's Medicare-recorded volume peaked at 113 procedures in 2019 and was 23 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

Which hospitals is Dr. Mason affiliated with?

According to CMS facility affiliation data, Dr. Mason is affiliated with South County Hospital Inc, Newport Hospital. Dr. Mason maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.

How does Dr. Mason compare to other orthopedic surgeons in Brighton?

Among the 5 orthopedic surgeons in Brighton, Dr. Mason ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Brighton has 107 verified Medicare procedures.

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

South County Hospital Inc (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Newport Hospital (4 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 Brighton, Massachusetts

Dr. Mason's 23 Medicare procedures are below the Brighton average of 60. The table below compares verified procedure volumes for orthopedic surgeons practicing in Brighton.

SurgeonProceduresSpecialties
Dr. Matthew Werger 107 Hip, Knee
Dr. Anthony Schena 90 Knee
Dr. Glen Ross 57 Shoulder
Dr. Sarav Shah 22 Shoulder

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. Michael Mason, D.O. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ma/dr-michael-mason-brighton.html

Link: https://orthoprocedures.com/surgeons/ma/dr-michael-mason-brighton.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.