Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > OH Providers > Diagnostic Radiologists

Dr. John P. Ewonus, DO

(No ratings)

Specializes in: Diagnostic Radiology

A.T. Still University, Kirksville College of Osteopathic Medicine (1982)

168 S Howell Street
Hillsdale, MI 49242

(517) 437-4451

Dr. John P. Ewonus, DO is a diagnostic radiologist in Napoleon, OH specializing in diagnostic radiology. He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 1982 and has 44 years of experience. Dr. John P. Ewonus, DO is affiliated with Henry County Hospital, DEFIANCE RADIOLOGIST ASSOCIATES, INC and Henry County Hospital.

Office Locations

Henry County Hospital

1600 Riverview Avenue
Napoleon, OH 43545

(419) 591-3830

open_in_new

168 S Howell Street
Hillsdale, MI 49242

(517) 437-4451

open_in_new

433 W High Street
Bryan, OH 43506

(419) 636-1131

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. John P. Ewonus, DO in 2023

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

Top 10%

By Affordability:

screening mammogram

In 2023, Dr. John P. Ewonus, DO had a list price for screening mammogram that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Ohio. 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:

knee X-ray

By Affordability:

lower extremity venous ultrasound

lower extremity venous duplex

thoracic imaging

venous duplex ultrasound

In 2012, among providers in related specialties within Ohio, Dr. John P. Ewonus, DO performed more knee X-ray procedures for Medicare patients than 75% of them and he also had a list price for lower extremity (leg) venous ultrasound, lower extremity venous duplex, thoracic (chest) imaging, and venous duplex ultrasound 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. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2012 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	341
brain imaging (neuroimaging)	242
breast procedures	12
CT scan	554
gastrointestinal procedures	11
hip imaging	110
MRI (magnetic resonance imaging)	136
musculoskeletal imaging	232
pelvic imaging	178
spinal procedures	212
thoracic (chest) imaging	916
ultrasound (sonogram)	163
vascular procedures	75
women's imaging	12
X-rays	1265

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2013 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	297
brain imaging (neuroimaging)	189
breast procedures	16
CT scan	406
hip imaging	82
MRI (magnetic resonance imaging)	125
musculoskeletal imaging	165
pelvic imaging	169
preventive care	16
spinal procedures	178
thoracic (chest) imaging	697
ultrasound (sonogram)	198
vascular procedures	111
women's imaging	16
X-rays	986

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	479
Female	730

**Ethnicity**
Non-Hispanic White	1173
Black	0
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	415
From 75 to 84	339
85 and over	214
Less than 65	241

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2013

Hypertension	75
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	50
Depression	31
Chronic Kidney Disease	30
Asthma	12
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	31
Chronic Obstructive Pulmonary Disease	33
Diabetes	37
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2014 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	404
brain imaging (neuroimaging)	209
breast procedures	352
CT scan	573
diagnostic imaging	29
gastrointestinal procedures	11
hip imaging	132
MRI (magnetic resonance imaging)	54
musculoskeletal imaging	277
neck imaging	12
pelvic imaging	286
preventive care	312
sinus imaging	14
spinal procedures	256
thoracic (chest) imaging	1042
ultrasound (sonogram)	272
vascular procedures	171
women's imaging	352
X-rays	2007

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	446
Female	859

**Ethnicity**
Non-Hispanic White	1223
Black	0
Hispanic	49
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	464
From 75 to 84	394
85 and over	253
Less than 65	194

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2014

Hypertension	73
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	36
Depression	21
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2015 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	405
brain imaging (neuroimaging)	239
breast procedures	156
CT scan	618
gastrointestinal procedures	13
hip imaging	125
MRI (magnetic resonance imaging)	44
musculoskeletal imaging	309
neck imaging	20
pelvic imaging	279
preventive care	156
spinal procedures	207
thoracic (chest) imaging	1103
ultrasound (sonogram)	260
vascular procedures	151
women's imaging	156
X-rays	1828

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	970
Female	1580

**Ethnicity**
Non-Hispanic White	2414
Black	0
Hispanic	92
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	922
From 75 to 84	766
85 and over	454
Less than 65	408

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2015

Hypertension	74
High Cholesterol	54
Stroke	8
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	25
Asthma	17
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	27
Chronic Obstructive Pulmonary Disease	25
Diabetes	30
Dementia	14
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	432
brain imaging (neuroimaging)	272
breast procedures	188
CT scan	700
diagnostic imaging	18
MRI (magnetic resonance imaging)	86
musculoskeletal imaging	281
neck imaging	42
pelvic imaging	288
preventive care	170
spinal procedures	286
thoracic (chest) imaging	1154
ultrasound (sonogram)	293
vascular procedures	149
women's imaging	188
X-rays	1823

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	568
Female	899

**Ethnicity**
Non-Hispanic White	1393
Black	0
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	565
From 75 to 84	444
85 and over	248
Less than 65	210

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2016

Hypertension	75
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	35
Depression	25
Chronic Kidney Disease	27
Asthma	27
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	28
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2017 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	389
brain imaging (neuroimaging)	219
breast procedures	220
CT scan	583
diagnostic imaging	31
MRI (magnetic resonance imaging)	64
musculoskeletal imaging	241
neck imaging	19
pelvic imaging	261
preventive care	189
spinal procedures	255
thoracic (chest) imaging	1012
ultrasound (sonogram)	267
vascular procedures	136
women's imaging	232
X-rays	1698

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	541
Female	887

**Ethnicity**
Non-Hispanic White	1353
Black	0
Hispanic	51
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	507
From 75 to 84	458
85 and over	265
Less than 65	198

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2017

Hypertension	74
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	28
Asthma	10
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	14
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2018 were X-rays, CT scan, abdominal imaging and spinal procedures.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	322
brain imaging (neuroimaging)	208
breast procedures	236
CT scan	560
diagnostic imaging	18
MRI (magnetic resonance imaging)	74
musculoskeletal imaging	197
neck imaging	20
pelvic imaging	231
preventive care	209
spinal procedures	261
thoracic (chest) imaging	114
ultrasound (sonogram)	247
vascular procedures	108
women's imaging	236
X-rays	680

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	549
Female	836

**Ethnicity**
Non-Hispanic White	1321
Black	0
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	545
From 75 to 84	416
85 and over	228
Less than 65	196

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2018

Hypertension	74
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	37
Depression	24
Chronic Kidney Disease	28
Asthma	8
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	25
Chronic Obstructive Pulmonary Disease	23
Diabetes	31
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2019 were X-rays, CT scan, abdominal imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	294
brain imaging (neuroimaging)	244
breast procedures	202
CT scan	593
diagnostic imaging	17
MRI (magnetic resonance imaging)	73
musculoskeletal imaging	206
neck imaging	21
pelvic imaging	219
preventive care	201
spinal procedures	244
thoracic (chest) imaging	96
ultrasound (sonogram)	199
vascular procedures	90
women's imaging	202
X-rays	645

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	502
Female	822

**Ethnicity**
Non-Hispanic White	1252
Black	0
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	510
From 75 to 84	387
85 and over	227
Less than 65	200

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2019

Hypertension	74
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	26
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2020 were CT scan, X-rays, abdominal imaging and women's imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	255
brain imaging (neuroimaging)	237
breast procedures	237
CT scan	580
diagnostic imaging	26
MRI (magnetic resonance imaging)	54
musculoskeletal imaging	122
neck imaging	16
pelvic imaging	187
preventive care	177
spinal procedures	216
thoracic (chest) imaging	76
ultrasound (sonogram)	189
vascular procedures	82
women's imaging	237
X-rays	485

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	435
Female	687

**Ethnicity**
Non-Hispanic White	1070
Black	0
Hispanic	29
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	415
From 75 to 84	355
85 and over	204
Less than 65	148

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2020

Hypertension	73
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	35
Depression	27
Chronic Kidney Disease	32
Asthma	9
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2021 were CT scan, X-rays, abdominal imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	320
brain imaging (neuroimaging)	281
breast procedures	254
CT scan	652
diagnostic imaging	34
MRI (magnetic resonance imaging)	80
musculoskeletal imaging	176
neck imaging	15
pelvic imaging	239
preventive care	188
spinal procedures	236
thoracic (chest) imaging	83
ultrasound (sonogram)	250
vascular procedures	94
women's imaging	254
X-rays	554

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	477
Female	736

**Ethnicity**
Non-Hispanic White	1151
Black	0
Hispanic	35
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	509
From 75 to 84	364
85 and over	200
Less than 65	140

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2021

Hypertension	73
High Cholesterol	55
Stroke	8
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH during 2022 were CT scan, X-rays, abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

abdominal imaging	301
brain imaging (neuroimaging)	244
breast procedures	174
CT scan	633
diagnostic imaging	13
MRI (magnetic resonance imaging)	59
musculoskeletal imaging	236
neck imaging	17
pelvic imaging	253
preventive care	161
spinal procedures	230
thoracic (chest) imaging	80
ultrasound (sonogram)	199
vascular procedures	85
women's imaging	174
X-rays	577

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	488
Female	730

**Ethnicity**
Non-Hispanic White	1150
Black	0
Hispanic	27
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	508
From 75 to 84	366
85 and over	210
Less than 65	134

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2022

Hypertension	75
High Cholesterol	69
Stroke	10
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	25
Asthma	12
Osteoperosis	13
Atrial Fibrilation	25
Heart Failure	23
Chronic Obstructive Pulmonary Disease	27
Diabetes	31
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John P. Ewonus, DO for Medicare patients.

The highest averages for the top procedures that Dr. John P. Ewonus, DO treated as a diagnostic radiologist in Napoleon, OH were X-rays, CT scan, thoracic (chest) imaging and abdominal imaging.

abdominal imaging	341
brain imaging (neuroimaging)	234
breast procedures	186
CT scan	586
diagnostic imaging	23
gastrointestinal procedures	11
hip imaging	112
MRI (magnetic resonance imaging)	77
musculoskeletal imaging	222
neck imaging	20
pelvic imaging	235
preventive care	177
sinus imaging	14
spinal procedures	234
thoracic (chest) imaging	579
ultrasound (sonogram)	230
vascular procedures	113
women's imaging	187
X-rays	1140

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John P. Ewonus, DO.

**Gender**
Male	495
Female	796

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	1227
Native American / Alaskan Native	0
Hispanic	38
Other	6

**Age**
75 to 84	389
85 and over	227
Less than 65	188
65 to 74	487

Average of Total of Conditions of Medicare patients treated by Dr. John P. Ewonus, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John P. Ewonus, DO treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	67
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	25
Asthma	11
Osteoporosis	8
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Atrial Fibrillation	14
Dementia	12
Cancer	9

Education & Training

Dr. John P. Ewonus, DO graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 1982. He is certified by the American Board of Radiology and has a state license in Ohio.

Medical School: A.T. Still University, Kirksville College of Osteopathic Medicine (1982)

Board Certification: American Board of Radiology

Licensed In: Ohio

Affiliations & Hospitals

Dr. John P. Ewonus, DO is associated with these hospitals and organizations:

Henry County Hospital

DEFIANCE RADIOLOGIST ASSOCIATES, INC

Henry County Hospital

Ratings & Reviews

Dr. John P. Ewonus, DO does not have any reviews yet, be the first to leave a review of Dr. John P. Ewonus, DO here: Leave a Review

(No ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. John P. Ewonus, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
HOLOGIC INC	$14 3Dimensions $14
Siemens Medical Solutions USA, Inc.	$12 Mobilett Mira Max $12

**Types of Payments**
Food and Beverage	$26

Biography

Dr. John Ewonus' medical specialty is diagnostic radiology. Dr. Ewonus is professionally affiliated with Henry County Hospital. He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine.

Select Year:

Dr. John P. Ewonus, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John P. Ewonus, DO in 2023

By Affordability:

By Volume:

By Affordability:

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. John P. Ewonus, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John P. Ewonus, DO 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. John P. Ewonus, DO From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Diagnostic Radiologists in Nearby Locations

Other Providers in Napoleon, OH