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Dr. Mark J. Welch, MD

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Specializes in: Diagnostic Radiology

MCP Hahnemann School of Medicine

111 N. Maplemere Road Suite 120
Williamsville, NY 14221

(716) 836-4646

Dr. Mark J. Welch, MD is a diagnostic radiologist in Williamsville, NY specializing in diagnostic radiology. He graduated from MCP Hahnemann School of Medicine. Dr. Mark J. Welch, MD is affiliated with Bradford Regional Medical Center / Olean General Hospital and Kaleida Health.

Office Locations

Kaleida Health

111 N. Maplemere Road Suite 120
Williamsville, NY 14221

(716) 836-4646

(716) 836-4696

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116 Interstate Parkway
Bradford, PA 16701

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515 Main Street
Olean, NY 14760

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark J. Welch, MD in 2023

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

Top 5%

By Affordability:

bone density test

central DEXA

dual-energy X-ray absorptiometry

In 2023, Dr. Mark J. Welch, MD had a list price for bone density test, central DEXA, and dual-energy X-ray absorptiometry (DEXA) that was lower than the list prices billed to Medicare by 95% of providers in related specialties within New York. 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.

Top 10%

By Volume:

arm X-ray

gastrointestinal procedures

knee X-ray

lower extremity venous duplex

ultrasound

X-rays

By Affordability:

arm X-ray

cardiac imaging

cervical spine CT scan

maxillofacial CT scan

pelvic CT scan

shoulder X-ray

single-contrast upper GI series

thoracic imaging

In 2023, among providers in related specialties within New York, Dr. Mark J. Welch, MD performed more arm X-ray, gastrointestinal procedures, knee X-ray, lower extremity venous duplex, ultrasound (sonogram), and X-rays procedures for Medicare patients than 90% of them and he also had a list price for arm X-ray, cardiac imaging, cervical (neck) spine CT scan, maxillofacial (jaw/face) CT scan, pelvic CT scan, shoulder X-ray, single-contrast upper GI series, and thoracic (chest) imaging that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

gastrointestinal X-ray

MRI

musculoskeletal imaging

tibia and fibula X-ray

vascular procedures

vascular ultrasound

By Affordability:

abdominal CT scan

abdominal X-ray

carotid duplex ultrasound

carotid ultrasound

chest CT scan

chest X-ray

color Doppler echocardiography

complete abdominal ultrasound

CT scan

diagnostic mammogram

Doppler echocardiography

echocardiogram

foot MRI

gastric emptying study

gastrointestinal motility tests

leg CT scan

leg MRI

leg X-ray

limited abdominal ultrasound

spectral Doppler echocardiography

spine CT scan

thigh MRI

thoracic spine CT scan

tibia and fibula X-ray

transthoracic echocardiography

upper gastrointestinal series

In 2012, among providers in related specialties within New York, Dr. Mark J. Welch, MD performed more abdominal imaging, brain imaging (neuroimaging), cardiac procedures, CT scan, gastrointestinal X-ray, MRI (magnetic resonance imaging), musculoskeletal imaging, neck imaging, nuclear scan, pelvic CT scan, spine imaging, tibia and fibula (lower leg) X-ray, vascular procedures, and vascular ultrasound procedures for Medicare patients than 75% of them and he also had a list price for abdominal CT scan, abdominal X-ray, carotid duplex ultrasound, carotid ultrasound, chest CT scan, chest X-ray, color Doppler echocardiography, complete abdominal ultrasound, CT scan, diagnostic mammogram, Doppler echocardiography, echocardiogram (echo), foot MRI, gastric emptying study, gastrointestinal motility tests, leg CT scan, leg MRI, leg X-ray, limited abdominal ultrasound, lower leg MRI, lumbar spine (low-back) CT scan, mammogram (breast X-ray), rib X-ray, screening mammogram, spectral Doppler echocardiography, spine CT scan, thigh MRI, thoracic spine (mid-back) CT scan, tibia and fibula (lower leg) X-ray, transthoracic echocardiography (TTE), and upper gastrointestinal (GI) series 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 Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2012 were X-rays, thoracic (chest) imaging, breast procedures and preventive care.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	13
breast procedures	29
preventive care	29
thoracic (chest) imaging	81
ultrasound (sonogram)	13
women's imaging	29
X-rays	110

Medicare Procedure and Patient Information

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Ethnicity**
Non-Hispanic White	11
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2014 were cardiac procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

cardiac procedures	129
stress testing	21
ultrasound (sonogram)	108

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	52
Female	75

**Ethnicity**
Non-Hispanic White	127
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	38
From 75 to 84	41
85 and over	20
Less than 65	28

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	50
Depression	33
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	39
Chronic Obstructive Pulmonary Disease	34
Diabetes	38
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2015 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	235
brain imaging (neuroimaging)	129
breast procedures	229
cardiac procedures	242
CT scan	375
diagnostic imaging	13
hip imaging	70
MRI (magnetic resonance imaging)	72
musculoskeletal imaging	145
neck imaging	17
nuclear scan	16
pelvic imaging	188
preventive care	216
spinal procedures	108
stress testing	72
thoracic (chest) imaging	682
ultrasound (sonogram)	331
vascular procedures	83
women's imaging	229
X-rays	1053

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	1302
Female	2266

**Ethnicity**
Non-Hispanic White	3464
Black	22
Hispanic	26
Asian	0
Other	0
Native American	22

**Age**
From 65 to 74	1258
From 75 to 84	920
85 and over	544
Less than 65	846

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2015

Hypertension	75
High Cholesterol	70
Stroke	8
Ischemic Heart Disease	41
Depression	30
Chronic Kidney Disease	27
Asthma	28
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	26
Chronic Obstructive Pulmonary Disease	32
Diabetes	34
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	1341
aspiration	120
brain imaging (neuroimaging)	863
breast procedures	958
cardiac procedures	214
CT scan	2127
diagnostic imaging	96
endocrine imaging	15
gastrointestinal procedures	35
hip imaging	110
injections	22
MRI (magnetic resonance imaging)	864
musculoskeletal imaging	915
neck imaging	117
nuclear scan	154
pelvic imaging	971
pleural drainage	31
preventive care	823
spinal procedures	850
stress testing	83
thoracic (chest) imaging	3496
thyroid function tests	15
ultrasound (sonogram)	1297
vascular procedures	534
women's imaging	1005
X-rays	5075

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	2596
Female	3940

**Ethnicity**
Non-Hispanic White	6239
Black	69
Hispanic	53
Asian	25
Other	81
Native American	69

**Age**
From 65 to 74	2269
From 75 to 84	1707
85 and over	977
Less than 65	1583

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2016

Hypertension	75
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	32
Asthma	35
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	32
Diabetes	35
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2017 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	1371
aspiration	38
brain imaging (neuroimaging)	952
breast procedures	991
cardiac procedures	142
CT scan	2324
diagnostic imaging	85
endocrine imaging	12
gastrointestinal procedures	76
hip imaging	124
injections	16
MRI (magnetic resonance imaging)	963
musculoskeletal imaging	898
neck imaging	113
nuclear scan	103
pelvic imaging	945
pleural drainage	22
preventive care	865
spinal procedures	943
stress testing	54
thoracic (chest) imaging	4017
thyroid function tests	12
ultrasound (sonogram)	1326
vascular procedures	541
women's imaging	1038
X-rays	5600

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	2656
Female	4087

**Ethnicity**
Non-Hispanic White	6382
Black	76
Hispanic	63
Asian	31
Other	108
Native American	83

**Age**
From 65 to 74	2321
From 75 to 84	1813
85 and over	1060
Less than 65	1549

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	41
Depression	34
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	26
Chronic Obstructive Pulmonary Disease	32
Diabetes	34
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2018 were CT scan, X-rays, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	1169
aspiration	26
brain imaging (neuroimaging)	858
breast procedures	911
cardiac procedures	25
CT scan	2236
diagnostic imaging	70
gastrointestinal procedures	45
hip imaging	102
MRI (magnetic resonance imaging)	813
musculoskeletal imaging	805
neck imaging	118
nuclear scan	81
pelvic imaging	854
pleural drainage	26
preventive care	826
spinal procedures	869
stress testing	25
thoracic (chest) imaging	612
ultrasound (sonogram)	1203
vascular procedures	543
women's imaging	956
X-rays	1916

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	2535
Female	3929

**Ethnicity**
Non-Hispanic White	6142
Black	50
Hispanic	57
Asian	17
Other	129
Native American	69

**Age**
From 65 to 74	2412
From 75 to 84	1723
85 and over	924
Less than 65	1405

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2018

Hypertension	75
High Cholesterol	73
Stroke	7
Ischemic Heart Disease	40
Depression	35
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	33
Diabetes	34
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2019 were CT scan, X-rays, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	1184
brain imaging (neuroimaging)	868
breast procedures	1046
cardiac procedures	29
CT scan	2500
diagnostic imaging	94
gastrointestinal procedures	80
hip imaging	94
MRI (magnetic resonance imaging)	663
musculoskeletal imaging	813
neck imaging	142
nuclear scan	98
pelvic imaging	861
preventive care	942
spinal procedures	804
stress testing	29
thoracic (chest) imaging	782
ultrasound (sonogram)	1227
vascular procedures	546
women's imaging	1076
X-rays	1991

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	2701
Female	4103

**Ethnicity**
Non-Hispanic White	6532
Black	47
Hispanic	35
Asian	30
Other	100
Native American	60

**Age**
From 65 to 74	2553
From 75 to 84	1863
85 and over	1004
Less than 65	1384

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2019

Hypertension	75
High Cholesterol	73
Stroke	7
Ischemic Heart Disease	40
Depression	32
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	33
Diabetes	34
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2020 were abdominal imaging, CT scan, pelvic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	509
brain imaging (neuroimaging)	145
breast procedures	21
cardiac procedures	40
CT scan	503
MRI (magnetic resonance imaging)	92
nuclear scan	40
pelvic imaging	372
preventive care	21
spinal procedures	27
stress testing	40
thoracic (chest) imaging	51
ultrasound (sonogram)	234
vascular procedures	11
women's imaging	21
X-rays	21

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	849
Female	918

**Ethnicity**
Non-Hispanic White	1413
Black	221
Hispanic	50
Asian	12
Other	60
Native American	11

**Age**
From 65 to 74	708
From 75 to 84	454
85 and over	233
Less than 65	372

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2020

Hypertension	75
High Cholesterol	74
Stroke	13
Ischemic Heart Disease	49
Depression	30
Chronic Kidney Disease	54
Asthma	11
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	36
Chronic Obstructive Pulmonary Disease	28
Diabetes	40
Dementia	21
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2021 were abdominal imaging, CT scan, pelvic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	622
brain imaging (neuroimaging)	73
breast procedures	32
CT scan	548
MRI (magnetic resonance imaging)	121
musculoskeletal imaging	84
pelvic imaging	505
preventive care	32
spinal procedures	41
thoracic (chest) imaging	34
ultrasound (sonogram)	250
women's imaging	32
X-rays	136

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	972
Female	1061

**Ethnicity**
Non-Hispanic White	1610
Black	263
Hispanic	64
Asian	22
Other	62
Native American	12

**Age**
From 65 to 74	790
From 75 to 84	539
85 and over	309
Less than 65	395

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	13
Ischemic Heart Disease	49
Depression	32
Chronic Kidney Disease	57
Asthma	11
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	36
Chronic Obstructive Pulmonary Disease	26
Diabetes	40
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY during 2022 were CT scan, X-rays, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

abdominal imaging	575
brain imaging (neuroimaging)	460
breast procedures	322
cardiac procedures	144
CT scan	988
diagnostic imaging	22
gastrointestinal procedures	46
hip imaging	39
MRI (magnetic resonance imaging)	375
musculoskeletal imaging	435
neck imaging	34
nuclear scan	140
pelvic imaging	415
preventive care	227
spinal procedures	372
stress testing	67
thoracic (chest) imaging	108
ultrasound (sonogram)	580
vascular procedures	146
women's imaging	322
X-rays	710

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	1424
Female	1999

**Ethnicity**
Non-Hispanic White	3129
Black	138
Hispanic	45
Asian	19
Other	71
Native American	21

**Age**
From 65 to 74	1326
From 75 to 84	1018
85 and over	480
Less than 65	599

Conditions of Medicare patients treated by Dr. Mark J. Welch, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	34
Depression	31
Chronic Kidney Disease	30
Asthma	13
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	25
Chronic Obstructive Pulmonary Disease	30
Diabetes	33
Dementia	13
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark J. Welch, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark J. Welch, MD treated as a diagnostic radiologist in Williamsville, NY were X-rays, CT scan, thoracic (chest) imaging and abdominal imaging.

abdominal imaging	779
aspiration	61
brain imaging (neuroimaging)	543
breast procedures	504
cardiac procedures	120
CT scan	1450
diagnostic imaging	63
endocrine imaging	13
gastrointestinal procedures	56
hip imaging	89
injections	19
MRI (magnetic resonance imaging)	495
musculoskeletal imaging	585
neck imaging	90
nuclear scan	90
pelvic imaging	638
pleural drainage	26
preventive care	442
spinal procedures	501
stress testing	48
thoracic (chest) imaging	1095
thyroid function tests	13
ultrasound (sonogram)	656
vascular procedures	343
women's imaging	523
X-rays	1845

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark J. Welch, MD.

**Gender**
Male	1371
Female	2034

**Ethnicity**
Black / African American	80
Asian / Pacific Islander	14
Non-Hispanic White	3186
Native American / Alaskan Native	31
Hispanic	35
Other	55

**Age**
75 to 84	916
85 and over	504
Less than 65	741
65 to 74	1243

Average of Total of Conditions of Medicare patients treated by Dr. Mark J. Welch, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark J. Welch, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	61
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	35
Depression	26
Chronic Kidney Disease	30
Asthma	11
Osteoporosis	8
Heart Failure	24
Chronic Obstructive Pulmonary Disease	25
Diabetes	29
Atrial Fibrillation	13
Dementia	13
Cancer	11

Education & Training

Dr. Mark J. Welch, MD graduated from MCP Hahnemann School of Medicine. He completed residency at Bryn Mawr Hospital. He has a state license in Maine.

Medical School: MCP Hahnemann School of Medicine

Residency: Bryn Mawr Hospital

Licensed In: Maine

Affiliations & Hospitals

Dr. Mark J. Welch, MD is associated with these hospitals and organizations:

Bradford Regional Medical Center / Olean General Hospital

Kaleida Health

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General Payments

These charts describe general payments received by Dr. Mark J. Welch, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Lantheus Medical Imaging, Inc.	$118 Definity $118
Misonix Inc	$36 SonicOne $36
Bayer HealthCare Pharmaceuticals Inc.	$15 Xofigo $15
Astellas Pharma US Inc	$12 Lexiscan $12

**Types of Payments**
Food and Beverage	$156
Education	$25

Biography

Dr. Mark Welch's area of specialization is diagnostic radiology. He is professionally affiliated with Bradford Regional Medical Center / Olean General Hospital. Dr. Welch graduated from MCP Hahnemann School of Medicine and then he performed his residency at Bryn Mawr Hospital.