Public Medicare data rankings · Connecticut

Top 25 Knee Replacement Surgeons in Connecticut

1,843 verified Medicare cases Updated May 2026

Rankings reflect Medicare procedure volume, one factor among many. Volume does not measure quality of care.

How to read these rankings

Medicare data is the "tip of the iceberg." A surgeon with 100+ Medicare cases likely performs 300–400+ total surgeries a year. High numbers guarantee experience; low numbers may simply indicate a surgeon sees younger, privately insured patients.

Knee Replacement anatomy illustration
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25 surgeons
1

Eytan Debbi, MD PHD

New York, NY
Also practices here via Stamford Hospital
Knee Replacement: 198 verified Medicare cases
2

Brian Chalmers, M.D.

New York, NY
Also practices here via Stamford Hospital
Knee Replacement: 197 verified Medicare cases
3

Cynthia Kahlenberg

New York, NY
Also practices here via Stamford Hospital
Knee Replacement: 110 verified Medicare cases
4

Matthew Grosso

Hartford, CT
Knee Replacement: 82 verified Medicare cases
5

John McCallum

Hamden, CT
Knee Replacement: 81 verified Medicare cases
6

Richard Thoms

Niantic, CT
Knee Replacement: 79 verified Medicare cases
7

Sreevathsa Boraiah

Stamford, CT
Knee Replacement: 73 verified Medicare cases
8

Jose Rodriguez, M.D.

New York, NY
Also practices here via Stamford Hospital
Knee Replacement: 73 verified Medicare cases
9

Jeffrey Burns

Hartford, CT
Knee Replacement: 72 verified Medicare cases
10

Robert Kennon

Middlebury, CT
Knee Replacement: 70 verified Medicare cases
11

Daniel Markowicz, M.D.

New York, NY
Also practices here via Stamford Hospital
Knee Replacement: 68 verified Medicare cases
12

Sanjay Gupta

Brookfield, CT
Knee Replacement: 64 verified Medicare cases
13

Stephen Nelson

Hamden, CT
Knee Replacement: 59 verified Medicare cases
14

Daniel Witmer

Farmington, CT
Knee Replacement: 59 verified Medicare cases
15

John Mullen

New Milford, CT
Knee Replacement: 59 verified Medicare cases
16

Amit Lahav

Orange, CT
Knee Replacement: 58 verified Medicare cases
17

Scott Stanat

North Franklin, CT
Knee Replacement: 55 verified Medicare cases
18

Robert Carangelo

Plainville, CT
Knee Replacement: 52 verified Medicare cases
19

Christopher Lynch

Branford, CT
Knee Replacement: 50 verified Medicare cases
20

Brian Kavanagh

Greenwich, CT
Knee Replacement: 49 verified Medicare cases
21

Paul Murray

Hartford, CT
Knee Replacement: 48 verified Medicare cases
22

Michael Lynch

Norwalk, CT
Knee Replacement: 48 verified Medicare cases
23

John Dunleavy

Danbury, CT
Knee Replacement: 47 verified Medicare cases
24

John Irving

Hamden, CT
Knee Replacement: 46 verified Medicare cases
25
Also practices here via Stamford Hospital
Knee Replacement: 46 verified Medicare cases

Important Disclaimer

Rankings are based solely on Medicare knee replacement procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data covers approximately 23% to 28% of all knee replacement procedures performed nationwide in 2024 (how this share is derived). Always consult with healthcare providers to make informed decisions about your care.