#2 Hip
#18 Knee

Dr. John Keggi, MD

Orthopedic Surgery
122 procedures 3 hospitals Middlebury, CT
Latest available Medicare data — updated April 2026
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 75 vs 36 avg (4,526 surgeons)
Knee 47 vs 45 avg (6,720 surgeons)

Dr. John Keggi is a board-certified orthopedic surgeon practicing in Middlebury, Connecticut. A Medicare provider since 2006, Dr. Keggi has performed 75 Medicare-verified hip replacements (#2 in Connecticut) and 47 knee replacements, for a combined total of 122 procedures.

In Connecticut, Dr. Keggi performs well above average in hip (75 vs 31 avg), above average in knee (47 vs 34 avg).

Dr. Keggi's reported Medicare volume is split between hip replacements (75 cases) and knee replacements (47 cases).

Middlebury is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Middlebury area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Keggi's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 105 to 140 procedures per year, reflecting a steady joint replacement practice.

Among 4,526 hip replacement surgeons tracked nationally, Dr. Keggi's 75 verified procedures is more than 2x the national average of 36.

Verified Medicare Cases

Hip Replacement
75 verified cases
#2 in Connecticut
Knee Replacement
47 verified cases
#18 in Connecticut
Estimated total: 330 – 370 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. Keggi Compares

Procedure volume compared to the Connecticut state average.

Hip Very High
75 Avg: 31
Knee High
47 Avg: 34
Dr. Keggi Connecticut Average

Contact & Location

Phone: 203-598-0700
1579 Straits Turnpike, Suite E
Middlebury, CT 06762
NPI: 1952366072
Credentials: MD
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Keggi's procedure volume has been consistent across 11 years of Medicare data, ranging from 105 to 140 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 11
2023 Volume 122
Peak Volume 140 (2019)
Trend Stable

Hospital Affiliations & Quality

H
Midstate Medical Center
★★★★☆
Meriden, CT
Similar to national avg
H
Danbury Hospital
★★★☆☆
Danbury, CT
Similar to national avg
H
Charlotte Hungerford Hospital
★★★☆☆
Torrington, CT
Low case volume

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.

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. Keggi

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

Dr. Keggi has performed 122 Medicare-verified joint replacement procedures. This is more than 2x the Connecticut average of 47 procedures per surgeon. Dr. Keggi ranks #5 out of 101 orthopedic surgeons in Connecticut.

What types of joint replacement does Dr. Keggi perform?

Dr. Keggi's Medicare data shows procedures in hip replacement (75 cases) and knee replacement (47 cases).

How experienced is Dr. Keggi with hip replacement surgery?

Dr. Keggi ranks #2 in Connecticut for hip replacement with 75 Medicare-verified procedures. This high ranking among 101 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Keggi in Middlebury?

Yes. There are 4 orthopedic surgeons in Middlebury 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. Keggi 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. Keggi's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 122 procedures shown here.

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

Dr. Keggi's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 105 to 140 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.

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

Yes. Dr. Keggi's Medicare data shows procedures in hip replacement (75 cases), knee replacement (47 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Keggi affiliated with?

According to CMS facility affiliation data, Dr. Keggi is affiliated with Midstate Medical Center, Danbury Hospital, Charlotte Hungerford Hospital.

How does Dr. Keggi compare to other orthopedic surgeons in Middlebury?

Among the 4 orthopedic surgeons in Middlebury, Dr. Keggi ranks #2 by total Medicare procedure volume. Dr. Keggi is among the highest-volume surgeons in Middlebury.

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

Midstate Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Danbury Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Charlotte Hungerford Hospital (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 Middlebury, Connecticut

Dr. Keggi's 122 Medicare procedures are above the Middlebury average of 78. The table below compares verified procedure volumes for orthopedic surgeons practicing in Middlebury.

SurgeonProceduresSpecialties
Dr. Robert Kennon 132 Hip, Knee
Dr. Michael Kaplan 29 Knee
Dr. Erik Carlson 28 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 Keggi, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ct/dr-john-keggi-middlebury.html

Link: https://orthoprocedures.com/surgeons/ct/dr-john-keggi-middlebury.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.