#109 Hip
#122 Knee

Dr. John Acampa, M.D.

Orthopedic Surgery
62 procedures 4 hospitals Bay Shore, NY
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
Hip 29 vs 36 avg (4,526 surgeons)
Knee 33 vs 45 avg (6,720 surgeons)

Dr. John Acampa is a board-certified orthopedic surgeon practicing in Bay Shore, New York. A Medicare provider since 2005, Dr. Acampa has performed 33 Medicare-verified knee replacements (#122 in New York) and 29 hip replacements, for a combined total of 62 procedures.

In New York, Dr. Acampa performs below average in knee (33 vs 45 avg), below average in hip (29 vs 42 avg).

Dr. Acampa's reported Medicare volume is split between knee replacements (33 cases) and hip replacements (29 cases).

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

Medicare records for Dr. Acampa extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 43 to 62 in the most recent data, a 44% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Acampa's 33 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
33 verified cases
#122 in New York
Hip Replacement
29 verified cases
#109 in New York
Estimated total: 170 – 190 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. Acampa Compares

Procedure volume compared to the New York state average.

Hip Below Avg
29 Avg: 42
Knee Below Avg
33 Avg: 45
Dr. Acampa New York Average

Contact & Location

Phone: 631-968-8400
180 E Main St
Bay Shore, NY 11706
NPI: 1982606257
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

Volume Trend Analysis

Dr. Acampa's Medicare-recorded procedure volume has trended upward over 11 years, increasing 44% from 43 procedures in 2013 to 62 in the most recent data.

Years of Data 11
2023 Volume 62
Peak Volume 82 (2015)
Trend Growing

Hospital Affiliations & Quality

H
Good Samaritan Hospital Medical Center
★★☆☆☆
West Islip, NY
Similar to national avg
H
Mount Sinai South Nassau
★★★☆☆
Oceanside, NY
Similar to national avg
H
St Charles Hospital
★★★★☆
Port Jefferson, NY
Similar to national avg
H
South Shore University Hospital
★★★☆☆
Bay Shore, NY
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. Acampa

How does Dr. Acampa's procedure volume compare to other New York surgeons?

Dr. Acampa has performed 62 Medicare-verified joint replacement procedures. This is in line with the New York average of 67 procedures per surgeon. Dr. Acampa ranks #122 out of 338 orthopedic surgeons in New York.

What types of joint replacement does Dr. Acampa perform?

Dr. Acampa's Medicare data shows procedures in knee replacement (33 cases) and hip replacement (29 cases).

Are there other orthopedic surgeons near Dr. Acampa in Bay Shore?

Yes. There are 3 orthopedic surgeons in Bay Shore 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 New York surgeons.

What does the Medicare data for Dr. Acampa 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. Acampa's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 62 procedures shown here.

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

Yes. Dr. Acampa's Medicare-recorded volume has increased from 43 procedures in 2013 to 62 in the most recent data, a 44% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 82 procedures in 2015.

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

Yes. Dr. Acampa's Medicare data shows procedures in knee replacement (33 cases), hip replacement (29 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Acampa affiliated with?

According to CMS facility affiliation data, Dr. Acampa is affiliated with Good Samaritan Hospital Medical Center, Mount Sinai South Nassau, St Charles Hospital, South Shore University Hospital.

How does Dr. Acampa compare to other orthopedic surgeons in Bay Shore?

Among the 3 orthopedic surgeons in Bay Shore, Dr. Acampa ranks #3 by total Medicare procedure volume. Dr. Acampa is among the highest-volume surgeons in Bay Shore.

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

Good Samaritan Hospital Medical Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Mount Sinai South Nassau (3 out of 5 CMS stars, hip/knee complication rate similar to national average); St Charles 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 Bay Shore, New York

Dr. Acampa's 62 Medicare procedures are below the Bay Shore average of 165. The table below compares verified procedure volumes for orthopedic surgeons practicing in Bay Shore.

SurgeonProceduresSpecialties
Dr. Michael Nett 231 Hip, Knee
Dr. Keith Reinhardt 203 Hip, Knee

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. John Acampa, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ny/dr-john-acampa-bay-shore.html

Link: https://orthoprocedures.com/surgeons/ny/dr-john-acampa-bay-shore.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.