Dr. Thomas Kay, M.D.

Orthopedic Surgery
55 procedures 4 hospitals Chesterton, IN
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 219-921-1444
Practice phone listed in the NPI registry
601 Gateway Blvd N
Chesterton, IN 46304
NPI: 1104824796
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
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Hip 16 vs 36 avg (4,532 surgeons)
Knee 27 vs 45 avg (6,599 surgeons)
Shoulder 12 vs 29 avg (2,213 surgeons)

Dr. Thomas Kay is a board-certified orthopedic surgeon practicing in Chesterton, Indiana. A Medicare provider since 2005, Dr. Kay has completed 27 knee replacements (#118 in Indiana), 16 hip replacements, and 12 shoulder replacements, totaling 55 Medicare-verified procedures.

In Indiana, Dr. Kay performs below average in knee (27 vs 41 avg), below average in hip (16 vs 31 avg), below average in shoulder (12 vs 23 avg).

Dr. Kay performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (27 cases), followed by hip replacements (16) and shoulder replacements (12).

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

Dr. Kay's Medicare record spans 12 years from 2013 through 2024. Procedure volume has remained consistent during that period, ranging from 37 to 81 procedures per year, reflecting a steady joint replacement practice.

Dr. Kay's 27 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
27 verified cases
#118 in Indiana
Hip Replacement
16 verified cases
#97 in Indiana
Shoulder Replacement
12 verified cases
#59 in Indiana
Estimated total: 150 – 170 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. Kay Compares

Procedure volume compared to the Indiana state average.

Hip Below Avg
16 Avg: 31
Knee Below Avg
27 Avg: 41
Shoulder Below Avg
12 Avg: 23
Dr. Kay Indiana Average

Volume Trend Analysis

Dr. Kay's procedure volume has been consistent across 12 years of Medicare data, ranging from 37 to 81 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 12
2024 Volume 55
Peak Volume 81 (2016)
Trend Stable

Hospital Affiliations & Quality

H
Northwest Health- Porter
2/5
Valparaiso, IN
Similar to national avg
H
St Mary Medical Center Inc
3/5
Hobart, IN
Similar to national avg
H
Northwest Health-La Porte
3/5
La Porte, IN
Low case volume
H
Franciscan Health Michigan City
3/5
Michigan City, IN
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. Kay

How does Dr. Kay's procedure volume compare to other Indiana surgeons?

Dr. Kay has performed 55 Medicare-verified joint replacement procedures. This is in line with the Indiana average of 60 procedures per surgeon. Dr. Kay ranks #100 out of 224 orthopedic surgeons in Indiana.

What types of joint replacement does Dr. Kay perform?

Dr. Kay performs all three major joint replacement procedures: knee replacement (27 cases), hip replacement (16 cases), shoulder replacement (12 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.

Are there other orthopedic surgeons near Dr. Kay in Chesterton?

Yes. There are 5 orthopedic surgeons in Chesterton 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 Indiana surgeons.

What does the Medicare data for Dr. Kay 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. Kay's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 55 procedures shown here.

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

Dr. Kay's procedure volume has been relatively stable over 12 years of Medicare data, ranging from 37 to 81 procedures per year between 2013 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.

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

Yes. Dr. Kay's Medicare data shows procedures in knee replacement (27 cases), hip replacement (16 cases), shoulder replacement (12 cases). Performing all three major joint replacements places Dr. Kay among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.

Which hospitals is Dr. Kay affiliated with?

According to CMS facility affiliation data, Dr. Kay is affiliated with Northwest Health- Porter, St Mary Medical Center Inc, Northwest Health-La Porte, Franciscan Health Michigan City.

How does Dr. Kay compare to other orthopedic surgeons in Chesterton?

Among the 5 orthopedic surgeons in Chesterton, Dr. Kay ranks #3 by total Medicare procedure volume. Dr. Kay is among the highest-volume surgeons in Chesterton.

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

Northwest Health- Porter (2 out of 5 CMS stars, hip/knee complication rate similar to national average); St Mary Medical Center Inc (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Northwest Health-La Porte (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in Chesterton, Indiana

Dr. Kay's 55 Medicare procedures are above the Chesterton average of 51. The table below compares verified procedure volumes for orthopedic surgeons practicing in Chesterton.

SurgeonProceduresSpecialties
Dr. Eric Szczesniak 66 Hip, Knee
Dr. Anthony Levenda 57 Knee, Shoulder
Dr. David Musgrave 50 Hip, Knee
Dr. Paul Gruszka 27 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. Thomas Kay, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/in/dr-thomas-kay-chesterton.html

Link: https://orthoprocedures.com/surgeons/in/dr-thomas-kay-chesterton.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.