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Christopher M. Cassidy, PA

(Christopher Cassidy, PA-C)

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Specializes in: Orthopedics/Orthopedic Surgery

Professional interests include: total joint replacement, sports health, trauma, and more.

61 N Emerald Drive
Rock Hill, NY 12775

(845) 794-6999

Christopher M. Cassidy, PA is in Rock Hill, NY specializing in orthopedics/orthopedic surgery. Christopher M. Cassidy, PA is affiliated with Crystal Run Healthcare, Orange Regional Medical Center and St. Anthony Community Hospital.

Office Locations

61 N Emerald Drive
Rock Hill, NY 12775

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95 Crystal Run Road
Middletown, NY 10941

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Noteworthy Medicare Patient Procedures Performed by Christopher M. Cassidy, PA in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 10%

By Volume:

joint reconstruction

lower extremity surgery

major joint aspiration

major joint injection

reconstructive surgery

total knee replacement

In 2023, Christopher M. Cassidy, PA performed more joint reconstruction, lower extremity surgery, major joint aspiration, major joint injection, reconstructive surgery, and total knee replacement procedures for Medicare patients than 90% of providers in related specialties within New York.

Top 25%

By Volume:

total hip replacement

By Affordability:

total hip replacement

total joint replacement

In 2012, among providers in related specialties within New York, Christopher M. Cassidy, PA performed more total hip replacement procedures for Medicare patients than 75% of them and he also had a list price for hip arthroplasty, hip reconstruction, hip replacement, hip surgery, total hip replacement, and total joint replacement that was lower than the list prices billed to Medicare by 75% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2012 were joint surgery, lower extremity surgery, reconstructive surgery and minimally invasive procedures.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

debridement (removal of unhealthy tissue)	11
decompression surgery	31
fracture surgery	29
hospital care	37
inpatient care	37
joint surgery	189
lower extremity surgery	122
minimally invasive procedures	80
open surgery	16
reconstructive surgery	109
upper extremity surgery	66

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2013 were joint surgery, lower extremity surgery, reconstructive surgery and upper extremity surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

debridement (removal of unhealthy tissue)	13
decompression surgery	27
fracture surgery	31
hospital care	37
inpatient care	37
joint surgery	184
lower extremity surgery	125
minimally invasive procedures	64
open surgery	15
reconstructive surgery	120
upper extremity surgery	75

2013 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	92
Female	154

**Ethnicity**
Non-Hispanic White	219
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	67
85 and over	41
Less than 65	49

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2013

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	44
Depression	26
Chronic Kidney Disease	25
Asthma	20
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	27
Chronic Obstructive Pulmonary Disease	28
Diabetes	43
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2014 were joint surgery, lower extremity surgery, reconstructive surgery and upper extremity surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

decompression surgery	14
fracture surgery	34
hospital care	33
inpatient care	33
joint surgery	212
lower extremity surgery	184
minimally invasive procedures	29
open surgery	17
reconstructive surgery	183
upper extremity surgery	45

2014 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	100
Female	198

**Ethnicity**
Non-Hispanic White	259
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	90
85 and over	45
Less than 65	35

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2014

Hypertension	75
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	43
Depression	28
Chronic Kidney Disease	28
Asthma	19
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	25
Chronic Obstructive Pulmonary Disease	25
Diabetes	42
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2015 were lower extremity surgery, reconstructive surgery, joint surgery and aspiration.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	63
doctor visit	67
fracture surgery	25
hospital care	51
injections	63
inpatient care	51
joint surgery	201
lower extremity surgery	212
open surgery	14
reconstructive surgery	201
revision surgery	14

2015 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	268
Female	460

**Ethnicity**
Non-Hispanic White	672
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	218
85 and over	104
Less than 65	124

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2015

Hypertension	75
High Cholesterol	71
Stroke	6
Ischemic Heart Disease	37
Depression	31
Chronic Kidney Disease	26
Asthma	24
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	24
Diabetes	33
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2016 were lower extremity surgery, reconstructive surgery, joint surgery and aspiration.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	56
doctor visit	23
fracture surgery	30
hospital care	36
injections	56
inpatient care	36
joint surgery	208
lower extremity surgery	226
open surgery	12
reconstructive surgery	208

2016 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	149
Female	234

**Ethnicity**
Non-Hispanic White	342
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	116
85 and over	50
Less than 65	42

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2016

Hypertension	75
High Cholesterol	72
Stroke	3
Ischemic Heart Disease	39
Depression	31
Chronic Kidney Disease	38
Asthma	34
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2017 were injections, aspiration, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	247
blood draw	14
doctor visit	473
hospital care	16
injections	270
inpatient care	16
joint surgery	181
lower extremity surgery	181
reconstructive surgery	181

2017 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	188
Female	315

**Ethnicity**
Non-Hispanic White	446
Black	15
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	149
85 and over	42
Less than 65	60

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2017

Hypertension	75
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	33
Depression	24
Chronic Kidney Disease	30
Asthma	15
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	36
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2018 were aspiration, injections, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	421
doctor visit	471
injections	421
joint surgery	163
lower extremity surgery	163
reconstructive surgery	163

2018 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	173
Female	329

**Ethnicity**
Non-Hispanic White	435
Black	18
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	257
From 75 to 84	149
85 and over	44
Less than 65	52

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2018

Hypertension	75
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Dementia	5
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2019 were aspiration, injections, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	529
doctor visit	467
injections	529
joint surgery	179
lower extremity surgery	179
reconstructive surgery	179

2019 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	196
Female	350

**Ethnicity**
Non-Hispanic White	479
Black	27
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	178
85 and over	53
Less than 65	53

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2019

Hypertension	75
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	34
Depression	26
Chronic Kidney Disease	31
Asthma	15
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2020 were aspiration, injections, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	403
blood draw	11
doctor visit	357
injections	403
joint surgery	125
lower extremity surgery	125
reconstructive surgery	125

2020 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	153
Female	245

**Ethnicity**
Non-Hispanic White	341
Black	18
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	202
From 75 to 84	120
85 and over	39
Less than 65	37

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2020

Hypertension	71
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	28
Asthma	14
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2021 were aspiration, injections, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	420
blood draw	22
doctor visit	407
injections	420
joint surgery	142
lab tests	56
lower extremity surgery	142
reconstructive surgery	142

2021 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	165
Female	297

**Ethnicity**
Non-Hispanic White	397
Black	25
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	174
85 and over	38
Less than 65	34

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2021

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	34
Depression	21
Chronic Kidney Disease	33
Asthma	16
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	6
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY during 2022 were aspiration, injections, reconstructive surgery and joint surgery.

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

aspiration	433
blood draw	11
doctor visit	389
injections	433
joint surgery	155
lab tests	23
lower extremity surgery	155
reconstructive surgery	155
revision surgery	13

2022 Medicare Patient Data

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	151
Female	308

**Ethnicity**
Non-Hispanic White	404
Black	16
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	179
85 and over	36
Less than 65	28

Conditions of Medicare patients treated by Christopher M. Cassidy, PA in 2022

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	33
Depression	20
Chronic Kidney Disease	18
Asthma	20
Osteoperosis	13
Atrial Fibrilation	19
Heart Failure	13
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	3
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Christopher M. Cassidy, PA for Medicare patients.

The highest averages for the top procedures that Christopher M. Cassidy, PA treated as in Rock Hill, NY were injections, aspiration, joint surgery and lower extremity surgery.

aspiration	321
blood draw	14
debridement (removal of unhealthy tissue)	12
decompression surgery	24
doctor visit	331
fracture surgery	29
hospital care	35
injections	324
inpatient care	35
joint surgery	176
lab tests	39
lower extremity surgery	164
minimally invasive procedures	57
open surgery	14
reconstructive surgery	160
revision surgery	13
upper extremity surgery	62

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Christopher M. Cassidy, PA.

**Gender**
Male	148
Female	262

**Ethnicity**
Black / African American	14
Asian / Pacific Islander	0
Non-Hispanic White	363
Native American / Alaskan Native	0
Hispanic	14
Other	0

**Age**
75 to 84	130
85 and over	44
Less than 65	46
65 to 74	189

Average of Total of Conditions of Medicare patients treated by Christopher M. Cassidy, PA From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Christopher M. Cassidy, PA treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	67
High Cholesterol	65
Stroke	3
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	26
Asthma	17
Osteoporosis	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	31
Atrial Fibrillation	12
Dementia	8
Cancer	11

Education & Training

He is certified by the Board Certification: Physician Assistant and has a state license in New York.

Board Certification: Board Certification: Physician Assistant

Licensed In: New York

Affiliations & Hospitals

Christopher M. Cassidy, PA is associated with these hospitals and organizations:

Crystal Run Healthcare

Orange Regional Medical Center

St. Anthony Community Hospital

Ratings & Reviews

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Biography

Mr. Christopher Cassidy is a specialist in orthopedics/orthopedic surgery in Rock Hill, NY and Middletown, NY. His areas of expertise include the following: knee problems, ACL reconstruction, and sports health. Mr. Cassidy is professionally affiliated with Orange Regional Medical Center, St. Anthony Community Hospital, and Crystal Run Healthcare. He has a closed panel according to Yext.