Dr. Stephen Nelson, M.D.

Orthopedic Surgery
81 procedures 3 hospitals Hamden, CT
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 203-882-3373
Practice phone listed in the NPI registry
2416 Whitney Ave Ste 3
Hamden, CT 06518
NPI: 1194161604
Credentials: M.D.
Active Medicare provider (NPI verified)
13 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 22 vs 36 avg (4,532 surgeons)
Knee 59 vs 45 avg (6,599 surgeons)

Dr. Stephen Nelson is a board-certified orthopedic surgeon practicing in Hamden, Connecticut. A Medicare provider since 2013, Dr. Nelson has performed 59 Medicare-verified knee replacements (#8 in Connecticut) and 22 hip replacements, for a combined total of 81 procedures.

In Connecticut, Dr. Nelson performs above average in knee (59 vs 33 avg), below average in hip (22 vs 32 avg).

Dr. Nelson's reported Medicare volume is split between knee replacements (59 cases) and hip replacements (22 cases).

Beyond general orthopedic surgery, Dr. Nelson holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.

Hamden is home to 8 orthopedic surgeons in the current Medicare dataset. Patients in the Hamden area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Nelson extend back to 2020, covering 5 years of data. Over that period, recorded procedure volume increased from 56 to 81 in the most recent data, a 45% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Nelson's 59 verified procedures is above the national average of 45.

Verified Medicare Cases

Knee Replacement
59 verified cases
#8 in Connecticut
Hip Replacement
22 verified cases
#32 in Connecticut
Estimated total: 220 – 250 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. Nelson Compares

Procedure volume compared to the Connecticut state average.

Hip Below Avg
22 Avg: 32
Knee High
59 Avg: 33
Dr. Nelson Connecticut Average

Volume Trend Analysis

Dr. Nelson's Medicare-recorded procedure volume has trended upward over 5 years, increasing 45% from 56 procedures in 2020 to 81 in the most recent data.

Years of Data 5
2024 Volume 81
Peak Volume 83 (2022)
Trend Growing

Hospital Affiliations & Quality

H
Midstate Medical Center
4/5
Meriden, CT
Similar to national avg
H
Yale-New Haven Hospital
3/5
New Haven, CT
Similar to national avg
H
Bridgeport Hospital
3/5
Bridgeport, CT
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. Nelson

How does Dr. Nelson's procedure volume compare to other Connecticut surgeons?

Dr. Nelson has performed 81 Medicare-verified joint replacement procedures. This is significantly above the Connecticut average of 49 procedures per surgeon. Dr. Nelson ranks #19 out of 94 orthopedic surgeons in Connecticut.

What types of joint replacement does Dr. Nelson perform?

Dr. Nelson's Medicare data shows procedures in knee replacement (59 cases) and hip replacement (22 cases).

How experienced is Dr. Nelson with knee replacement surgery?

Dr. Nelson ranks #8 in Connecticut for knee replacement with 59 Medicare-verified procedures. This high ranking among 94 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Nelson in Hamden?

Yes. There are 8 orthopedic surgeons in Hamden 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 Connecticut surgeons.

What does the Medicare data for Dr. Nelson 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. Nelson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 81 procedures shown here.

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

Yes. Dr. Nelson's Medicare-recorded volume has increased from 56 procedures in 2020 to 81 in the most recent data, a 45% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 83 procedures in 2022.

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

Yes. Dr. Nelson's Medicare data shows procedures in knee replacement (59 cases), hip replacement (22 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Nelson affiliated with?

According to CMS facility affiliation data, Dr. Nelson is affiliated with Midstate Medical Center, Yale-New Haven Hospital, Bridgeport Hospital.

How does Dr. Nelson compare to other orthopedic surgeons in Hamden?

Among the 8 orthopedic surgeons in Hamden, Dr. Nelson ranks #1 by total Medicare procedure volume. Dr. Nelson has the highest verified Medicare volume in the city.

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

Midstate Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Yale-New Haven Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Bridgeport 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 Hamden, Connecticut

Dr. Nelson's 81 Medicare procedures are above the Hamden average of 50. The table below compares verified procedure volumes for orthopedic surgeons practicing in Hamden.

SurgeonProceduresSpecialties
Dr. John McCallum 81 Knee
Dr. John Irving 69 Hip, Knee
Dr. Eric Padegimas 45 Shoulder
Dr. John Daigneault 33 Shoulder
Dr. Derek Shia 23 Shoulder
Dr. Kenoma Anighoro 16 Hip

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. Stephen Nelson, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ct/dr-stephen-nelson-hamden.html

Link: https://orthoprocedures.com/surgeons/ct/dr-stephen-nelson-hamden.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.