Dr. Marcelo Siqueira, M.D.

Orthopedic Surgery
151 procedures 2 hospitals Plymouth, MA
Latest available Medicare data — updated April 2026
Growing Volume Top 10% Nationally

Contact & Location

Phone: 508-210-5800
Practice phone listed in the NPI registry
46 Obery St Ste 100
Plymouth, MA 02360
NPI: 1790164978
Credentials: M.D.
Active Medicare provider (NPI verified)
11 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 77 vs 36 avg (4,532 surgeons)
Knee 74 vs 45 avg (6,599 surgeons)

Dr. Marcelo Siqueira is a board-certified orthopedic surgeon practicing in Plymouth, Massachusetts. A Medicare provider since 2015, Dr. Siqueira has performed 77 Medicare-verified hip replacements (#14 in Massachusetts) and 74 knee replacements, for a combined total of 151 procedures.

In Massachusetts, Dr. Siqueira performs above average in hip (77 vs 44 avg), above average in knee (74 vs 50 avg).

Dr. Siqueira's reported Medicare volume is split between hip replacements (77 cases) and knee replacements (74 cases).

Plymouth is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Plymouth area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Siqueira extend back to 2020, covering 5 years of data. Over that period, recorded procedure volume increased from 24 to 151 in the most recent data, a 529% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,532 hip replacement surgeons tracked nationally, Dr. Siqueira's 77 verified procedures is more than 2x the national average of 36.

Verified Medicare Cases

Hip Replacement
77 verified cases
#14 in Massachusetts
Knee Replacement
74 verified cases
#37 in Massachusetts
Estimated total: 410 – 460 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. Siqueira Compares

Procedure volume compared to the Massachusetts state average.

Hip High
77 Avg: 44
Knee High
74 Avg: 50
Dr. Siqueira Massachusetts Average

Volume Trend Analysis

Dr. Siqueira's Medicare-recorded procedure volume has trended upward over 5 years, increasing 529% from 24 procedures in 2020 to 151 in the most recent data.

Years of Data 5
2024 Volume 151
Peak Volume 162 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Beth Israel Deaconess Hospital - Plymouth
4/5
Plymouth, MA
Similar to national avg
H
Cape Cod Hospital
3/5
Hyannis, 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 Hip Replacement

If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:

Hip Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:

Week 1-2 Walking with assistive device (walker or cane). Gentle range-of-motion exercises begin. Most patients can manage basic self-care.
Week 3-6 Transition to walking independently. Resume driving short distances. Physical therapy focuses on strength and balance.
Week 7-12 Return to most daily activities and light exercise. Stair climbing improves. Many patients return to desk work.
Month 4-6 Full recovery for most patients. Resume recreational activities, golf, swimming, and low-impact exercise.

Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations

Frequently Asked Questions About Dr. Siqueira

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

Dr. Siqueira has performed 151 Medicare-verified joint replacement procedures. This is more than 2x the Massachusetts average of 74 procedures per surgeon. Dr. Siqueira ranks #25 out of 203 orthopedic surgeons in Massachusetts.

What types of joint replacement does Dr. Siqueira perform?

Dr. Siqueira's Medicare data shows procedures in hip replacement (77 cases) and knee replacement (74 cases).

How experienced is Dr. Siqueira with hip replacement surgery?

Dr. Siqueira ranks #14 in Massachusetts for hip replacement with 77 Medicare-verified procedures. This high ranking among 203 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Siqueira in Plymouth?

Yes. There are 6 orthopedic surgeons in Plymouth 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. Siqueira 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. Siqueira's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 151 procedures shown here.

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

Yes. Dr. Siqueira's Medicare-recorded volume has increased from 24 procedures in 2020 to 151 in the most recent data, a 529% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 162 procedures in 2023.

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

Yes. Dr. Siqueira's Medicare data shows procedures in hip replacement (77 cases), knee replacement (74 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Siqueira affiliated with?

According to CMS facility affiliation data, Dr. Siqueira is affiliated with Beth Israel Deaconess Hospital - Plymouth, Cape Cod Hospital.

How does Dr. Siqueira compare to other orthopedic surgeons in Plymouth?

Among the 6 orthopedic surgeons in Plymouth, Dr. Siqueira ranks #2 by total Medicare procedure volume. Dr. Siqueira is among the highest-volume surgeons in Plymouth.

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

Beth Israel Deaconess Hospital - Plymouth (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Cape Cod 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 Plymouth, Massachusetts

Dr. Siqueira's 151 Medicare procedures are above the Plymouth average of 99. The table below compares verified procedure volumes for orthopedic surgeons practicing in Plymouth.

SurgeonProceduresSpecialties
Dr. R. Scott Oliver 155 Hip, Knee
Dr. Joseph Frank Zabilski 128 Hip, Knee
Dr. Aman Sharma 75 Hip, Knee
Dr. Eric Rightmire 43 Knee
Dr. Walter Stanwood 41 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. Marcelo Siqueira, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ma/dr-marcelo-siqueira-plymouth.html

Link: https://orthoprocedures.com/surgeons/ma/dr-marcelo-siqueira-plymouth.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.