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Home > WI Providers > Diagnostic Radiologists

Dr. Gregory J. Knudson, MD

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Specializes in: Diagnostic Radiology

2500 E Enterprise Avenue Unit C
Appleton, WI 54913

(920) 739-5642

Dr. Gregory J. Knudson, MD is a diagnostic radiologist in Appleton, WI specializing in diagnostic radiology.

Office Locations

2500 E Enterprise Avenue Unit C
Appleton, WI 54913

(920) 739-5642

(920) 968-0259

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2012 were X-rays, thoracic (chest) imaging, women's imaging and breast procedures.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	71
brain imaging (neuroimaging)	39
breast procedures	172
CT scan	120
diagnostic imaging	16
hip imaging	32
MRI (magnetic resonance imaging)	39
musculoskeletal imaging	51
pelvic imaging	56
preventive care	139
spinal procedures	11
thoracic (chest) imaging	354
ultrasound (sonogram)	44
vascular procedures	27
women's imaging	172
X-rays	557

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2013 were X-rays, thoracic (chest) imaging, women's imaging and breast procedures.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	60
brain imaging (neuroimaging)	31
breast procedures	130
CT scan	116
diagnostic imaging	14
hip imaging	23
MRI (magnetic resonance imaging)	40
musculoskeletal imaging	40
pelvic imaging	56
preventive care	116
thoracic (chest) imaging	377
ultrasound (sonogram)	26
vascular procedures	26
women's imaging	130
X-rays	516

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	366
Female	625

**Ethnicity**
Non-Hispanic White	895
Black	0
Hispanic	0
Asian	18
Other	12
Native American	49

**Age**
From 65 to 74	374
From 75 to 84	281
85 and over	165
Less than 65	171

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2013

Hypertension	67
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	37
Depression	27
Chronic Kidney Disease	33
Asthma	12
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	10
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2014 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	119
brain imaging (neuroimaging)	25
breast procedures	119
CT scan	158
diagnostic imaging	11
gastrointestinal procedures	11
hip imaging	14
MRI (magnetic resonance imaging)	14
musculoskeletal imaging	29
nuclear scan	15
pelvic imaging	102
preventive care	108
thoracic (chest) imaging	510
ultrasound (sonogram)	50
vascular procedures	35
women's imaging	119
X-rays	642

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	451
Female	697

**Ethnicity**
Non-Hispanic White	1057
Black	0
Hispanic	0
Asian	14
Other	12
Native American	48

**Age**
From 65 to 74	420
From 75 to 84	329
85 and over	176
Less than 65	223

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2014

Hypertension	69
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	31
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2015 were X-rays, thoracic (chest) imaging, CT scan and preventive care.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	83
brain imaging (neuroimaging)	25
breast procedures	116
CT scan	141
hip imaging	21
MRI (magnetic resonance imaging)	33
musculoskeletal imaging	49
nuclear scan	16
pelvic imaging	50
preventive care	116
thoracic (chest) imaging	472
ultrasound (sonogram)	47
vascular procedures	34
women's imaging	116
X-rays	542

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	906
Female	1346

**Ethnicity**
Non-Hispanic White	2052
Black	0
Hispanic	32
Asian	0
Other	30
Native American	104

**Age**
From 65 to 74	902
From 75 to 84	592
85 and over	296
Less than 65	462

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2015

Hypertension	69
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	34
Asthma	18
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	26
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	137
brain imaging (neuroimaging)	37
breast procedures	64
CT scan	242
hip imaging	26
MRI (magnetic resonance imaging)	38
musculoskeletal imaging	50
nuclear scan	12
pelvic imaging	92
preventive care	64
spinal procedures	26
thoracic (chest) imaging	690
ultrasound (sonogram)	62
vascular procedures	37
women's imaging	64
X-rays	701

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	557
Female	758

**Ethnicity**
Non-Hispanic White	1201
Black	0
Hispanic	0
Asian	14
Other	25
Native American	55

**Age**
From 65 to 74	539
From 75 to 84	327
85 and over	200
Less than 65	249

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2016

Hypertension	65
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	36
Depression	29
Chronic Kidney Disease	35
Asthma	24
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2017 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	219
brain imaging (neuroimaging)	33
breast procedures	153
CT scan	309
diagnostic imaging	11
hip imaging	12
MRI (magnetic resonance imaging)	26
musculoskeletal imaging	77
pelvic imaging	151
preventive care	112
spinal procedures	21
thoracic (chest) imaging	603
ultrasound (sonogram)	117
vascular procedures	43
women's imaging	153
X-rays	711

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	555
Female	796

**Ethnicity**
Non-Hispanic White	1227
Black	0
Hispanic	0
Asian	0
Other	42
Native American	46

**Age**
From 65 to 74	584
From 75 to 84	353
85 and over	185
Less than 65	229

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2017

Hypertension	66
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	34
Depression	26
Chronic Kidney Disease	34
Asthma	10
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2018 were CT scan, X-rays, preventive care and women's imaging.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	112
brain imaging (neuroimaging)	66
breast procedures	150
CT scan	276
musculoskeletal imaging	66
pelvic imaging	99
preventive care	150
spinal procedures	28
thoracic (chest) imaging	95
ultrasound (sonogram)	56
vascular procedures	43
women's imaging	150
X-rays	244

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	597
Female	827

**Ethnicity**
Non-Hispanic White	1300
Black	0
Hispanic	17
Asian	0
Other	29
Native American	63

**Age**
From 65 to 74	658
From 75 to 84	350
85 and over	182
Less than 65	234

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2018

Hypertension	65
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	36
Depression	28
Chronic Kidney Disease	35
Asthma	9
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2019 were X-rays, CT scan, women's imaging and breast procedures.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	149
brain imaging (neuroimaging)	74
breast procedures	198
CT scan	290
musculoskeletal imaging	142
pelvic imaging	106
preventive care	162
spinal procedures	38
thoracic (chest) imaging	83
ultrasound (sonogram)	117
vascular procedures	38
women's imaging	198
X-rays	332

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	546
Female	874

**Ethnicity**
Non-Hispanic White	1296
Black	0
Hispanic	0
Asian	18
Other	33
Native American	52

**Age**
From 65 to 74	649
From 75 to 84	345
85 and over	196
Less than 65	230

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2019

Hypertension	65
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	33
Depression	28
Chronic Kidney Disease	35
Asthma	9
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	19
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2020 were X-rays, CT scan, abdominal imaging and preventive care.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	145
brain imaging (neuroimaging)	49
breast procedures	131
CT scan	238
musculoskeletal imaging	123
pelvic imaging	104
preventive care	131
spinal procedures	11
thoracic (chest) imaging	74
ultrasound (sonogram)	71
vascular procedures	30
women's imaging	131
X-rays	254

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	447
Female	723

**Ethnicity**
Non-Hispanic White	1071
Black	0
Hispanic	0
Asian	14
Other	31
Native American	38

**Age**
From 65 to 74	566
From 75 to 84	288
85 and over	151
Less than 65	165

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2020

Hypertension	65
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	34
Depression	29
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	29
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI during 2021 were X-rays, CT scan, abdominal imaging and preventive care.

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

abdominal imaging	179
brain imaging (neuroimaging)	40
breast procedures	172
CT scan	256
musculoskeletal imaging	104
neck imaging	14
pelvic imaging	120
preventive care	172
spinal procedures	16
thoracic (chest) imaging	80
ultrasound (sonogram)	103
vascular procedures	30
women's imaging	172
X-rays	294

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	491
Female	798

**Ethnicity**
Non-Hispanic White	1166
Black	0
Hispanic	17
Asian	0
Other	42
Native American	40

**Age**
From 65 to 74	662
From 75 to 84	319
85 and over	140
Less than 65	168

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2021

Hypertension	66
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	34
Depression	34
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	16
Diabetes	31
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	15
Female	30

**Age**
From 65 to 74	16
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2022

Hypertension	64
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	27
Depression	33
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	24
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory J. Knudson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory J. Knudson, MD treated as a diagnostic radiologist in Appleton, WI were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

abdominal imaging	127
brain imaging (neuroimaging)	41
breast procedures	140
CT scan	214
diagnostic imaging	13
gastrointestinal procedures	11
hip imaging	21
MRI (magnetic resonance imaging)	31
musculoskeletal imaging	73
neck imaging	14
nuclear scan	14
pelvic imaging	93
preventive care	127
spinal procedures	21
thoracic (chest) imaging	333
ultrasound (sonogram)	69
vascular procedures	34
women's imaging	140
X-rays	479

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory J. Knudson, MD.

**Gender**
Male	448
Female	679

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	7
Non-Hispanic White	1024
Native American / Alaskan Native	45
Hispanic	6
Other	23

**Age**
75 to 84	290
85 and over	153
Less than 65	193
65 to 74	488

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

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

Hypertension	60
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	31
Depression	26
Chronic Kidney Disease	30
Asthma	10
Osteoporosis	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Atrial Fibrillation	13
Dementia	7
Cancer	13

Education & Training

He has a state license in Wisconsin.

Licensed In: Wisconsin

Ratings & Reviews

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General Payments

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

**Payments by Company**
Astellas Pharma US Inc	$116 Vesicare $106	Myrbetriq $11
Blue Earth Diagnostics Limited	$23 Axumin $23
Incyte Corporation	$13 JAKAFI $13
Amgen Inc.	$13 Prolia $13
AstraZeneca Pharmaceuticals LP	$12 IMFINZI $12

**Types of Payments**
Food and Beverage	$178

Biography

Dr. Gregory Knudson works as a diagnostic radiology specialist in Appleton, WI. Dr. Knudson obtained a license to practice in Wisconsin.

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Dr. Gregory J. Knudson, MD

Office Locations

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory J. Knudson, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

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

Education & Training

Ratings & Reviews

General Payments

Biography

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