Dr. Andrew Porter, MD

Orthopedic Surgery
43 procedures 1 hospital Attleboro, MA
Latest available Medicare data — updated April 2026

Contact & Location

100 Oneil Blvd
Attleboro, MA 02703
NPI: 1225558737
Credentials: MD
Active Medicare provider
Find Practice on Google Maps
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Hip 13 vs 36 avg (4,532 surgeons)
Knee 30 vs 45 avg (6,599 surgeons)

Dr. Andrew Porter is a board-certified orthopedic surgeon practicing in Attleboro, Massachusetts. Dr. Porter has performed 30 Medicare-verified knee replacements (#98 in Massachusetts) and 13 hip replacements, for a combined total of 43 procedures.

In Massachusetts, Dr. Porter performs below average in knee (30 vs 50 avg), below average in hip (13 vs 44 avg).

Dr. Porter's reported Medicare volume is split between knee replacements (30 cases) and hip replacements (13 cases).

Attleboro is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Attleboro area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Porter first appears in the Medicare dataset in 2024. With 1 year of recorded data, the longitudinal trend is still developing.

Dr. Porter's 30 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
30 verified cases
#98 in Massachusetts
Hip Replacement
13 verified cases
#110 in Massachusetts
Estimated total: 120 – 130 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. Porter Compares

Procedure volume compared to the Massachusetts state average.

Hip Below Avg
13 Avg: 44
Knee Below Avg
30 Avg: 50
Dr. Porter Massachusetts Average

Hospital Affiliations & Quality

H
Sturdy Memorial Hospital
3/5
Attleboro, MA
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. Porter

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

Dr. Porter has performed 43 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. Porter ranks #109 out of 203 orthopedic surgeons in Massachusetts.

What types of joint replacement does Dr. Porter perform?

Dr. Porter's Medicare data shows procedures in knee replacement (30 cases) and hip replacement (13 cases).

Are there other orthopedic surgeons near Dr. Porter in Attleboro?

Yes. There are 3 orthopedic surgeons in Attleboro 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. Porter 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. Porter's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 43 procedures shown here.

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

Yes. Dr. Porter's Medicare data shows procedures in knee replacement (30 cases), hip replacement (13 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Porter affiliated with?

According to CMS facility affiliation data, Dr. Porter is affiliated with Sturdy Memorial Hospital.

How does Dr. Porter compare to other orthopedic surgeons in Attleboro?

Among the 3 orthopedic surgeons in Attleboro, Dr. Porter ranks #2 by total Medicare procedure volume. Dr. Porter is among the highest-volume surgeons in Attleboro.

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

Sturdy Memorial Hospital (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 Attleboro, Massachusetts

Dr. Porter's 43 Medicare procedures are above the Attleboro average of 37. The table below compares verified procedure volumes for orthopedic surgeons practicing in Attleboro.

SurgeonProceduresSpecialties
Dr. Kevin Bowman 51 Hip, Knee
Dr. Saul Magitsky 17 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. Andrew Porter, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ma/dr-andrew-porter-attleboro.html

Link: https://orthoprocedures.com/surgeons/ma/dr-andrew-porter-attleboro.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.