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Dr. John C. Tonkin, MD

(No ratings)

Specializes in: Pediatric Radiology, Nuclear Radiology, Interventional Radiology/Diagnostic Radiology (IR/DR), Diagnostic Radiology and Radiation Oncology
University of Michigan Medical School (1991)
1041 Dunlawton Avenue
Port Orange, FL 32127

Dr. John C. Tonkin, MD is a pediatric radiologist in Port Orange, FL specializing in pediatric radiology, nuclear radiology, interventional radiology/diagnostic radiology (ir/dr), diagnostic radiology and radiation oncology. He graduated from University of Michigan Medical School in 1991 and has 35 years of experience. Dr. John C. Tonkin, MD is affiliated with Halifax Health, RADIOLOGY IMAGING ASSOCIATES, LLC, EAST CENTRAL FLORIDA OUTPATIENT IMAGING LLC and INVERNESS MEDICAL IMAGING LLC.

View Doctor's Full Profile

Office Locations

1041 Dunlawton Avenue
Port Orange, FL 32127
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303 N. Clyde Morris Boulevard
Daytona Beach, FL 32114
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3300 Halifax Crossing Boulevard
Deltona, FL 32725
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Noteworthy Medicare Patient Procedures Performed by Dr. John C. Tonkin, MD in 2023

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

Top 5%

By Volume:

ankle brachial index
brain MRA
lower extremity venous duplex
vascular procedures

By Affordability:

central line placement
cervical spine CT scan
pelvis X-ray
spine CT scan
tunneled central line placement

In 2023, among providers in related specialties within Florida, Dr. John C. Tonkin, MD performed more ankle brachial index (ABI), brain MRA, lower extremity venous duplex, and vascular procedures procedures for Medicare patients than 95% of them and he also had a list price for central line placement, cervical (neck) spine CT scan, pelvis X-ray, spine CT scan, and tunneled central line placement that was lower than the list prices billed to Medicare by 95% 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 10%

By Volume:

carotid duplex ultrasound

By Affordability:

MRI

In 2023, among providers in related specialties within Florida, Dr. John C. Tonkin, MD performed more carotid duplex ultrasound procedures for Medicare patients than 90% of them and he also had a list price for MRI (magnetic resonance 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:

esophagram
major joint aspiration
major joint injection
ultrasound

By Affordability:

brain MRI
brain perfusion scan
limited abdominal ultrasound
spine imaging
vascular physiologic studies

In 2012, among providers in related specialties within Florida, Dr. John C. Tonkin, MD performed more esophagram (barium swallow), major joint aspiration, major joint injection, and ultrasound (sonogram) procedures for Medicare patients than 75% of them and he also had a list price for brain MRI, brain perfusion scan, limited abdominal ultrasound, spine imaging, and vascular physiologic studies 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 C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2012 were X-rays, thoracic (chest) imaging, vascular procedures and CT scan.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 157
brain imaging (neuroimaging) 149
cardiac procedures 13
catheterization 112
CT scan 242
diagnostic imaging 22
doctor visit 120
gastrointestinal procedures 22
hip imaging 16
MRI (magnetic resonance imaging) 61
musculoskeletal imaging 37
neck imaging 14
nuclear scan 35
pelvic imaging 128
spinal procedures 52
stress testing 13
thoracic (chest) imaging 506
ultrasound (sonogram) 217
vascular procedures 339
X-rays 549

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2013 were thoracic (chest) imaging, X-rays, vascular procedures and CT scan.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 71
brain imaging (neuroimaging) 54
catheterization 82
CT scan 130
doctor visit 100
MRI (magnetic resonance imaging) 14
pelvic imaging 72
spinal procedures 14
thoracic (chest) imaging 256
ultrasound (sonogram) 125
vascular procedures 166
X-rays 252

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 521
Female 607
Ethnicity
Non-Hispanic White 968
Black 118
Hispanic 25
Asian 0
Other 0
Native American 0
Age
From 65 to 74 410
From 75 to 84 329
85 and over 177
Less than 65 212

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2013

Hypertension 75
High Cholesterol 69
Stroke 11
Ischemic Heart Disease 53
Depression 27
Chronic Kidney Disease 39
Asthma 9
Osteoperosis 10
Atrial Fibrilation 18
Heart Failure 28
Chronic Obstructive Pulmonary Disease 33
Diabetes 36
Dementia 16
Cancer 15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2014 were X-rays, thoracic (chest) imaging, CT scan and vascular procedures.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 207
brain imaging (neuroimaging) 183
catheterization 94
CT scan 397
hip imaging 30
MRI (magnetic resonance imaging) 103
musculoskeletal imaging 80
neck imaging 14
pelvic imaging 163
spinal procedures 99
thoracic (chest) imaging 489
ultrasound (sonogram) 259
vascular procedures 272
X-rays 499

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 840
Female 1080
Ethnicity
Non-Hispanic White 1698
Black 138
Hispanic 46
Asian 0
Other 19
Native American 0
Age
From 65 to 74 715
From 75 to 84 607
85 and over 288
Less than 65 310

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2014

Hypertension 75
High Cholesterol 72
Stroke 12
Ischemic Heart Disease 50
Depression 25
Chronic Kidney Disease 31
Asthma 12
Osteoperosis 12
Atrial Fibrilation 17
Heart Failure 25
Chronic Obstructive Pulmonary Disease 30
Diabetes 34
Dementia 15
Cancer 16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2015 were thoracic (chest) imaging, X-rays, CT scan and vascular procedures.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 131
brain imaging (neuroimaging) 135
catheterization 46
CT scan 298
gastrointestinal procedures 11
hip imaging 14
MRI (magnetic resonance imaging) 99
musculoskeletal imaging 39
pelvic imaging 134
spinal procedures 85
thoracic (chest) imaging 360
ultrasound (sonogram) 144
vascular procedures 160
X-rays 350

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 1250
Female 1436
Ethnicity
Non-Hispanic White 2424
Black 162
Hispanic 58
Asian 0
Other 0
Native American 0
Age
From 65 to 74 1006
From 75 to 84 896
85 and over 420
Less than 65 364

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2015

Hypertension 75
High Cholesterol 70
Stroke 14
Ischemic Heart Disease 50
Depression 30
Chronic Kidney Disease 35
Asthma 20
Osteoperosis 12
Atrial Fibrilation 19
Heart Failure 27
Chronic Obstructive Pulmonary Disease 32
Diabetes 36
Dementia 18
Cancer 18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2016 were CT scan, thoracic (chest) imaging, X-rays and brain imaging (neuroimaging).

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 289
aspiration 20
brain imaging (neuroimaging) 310
cardiac procedures 21
catheterization 15
CT scan 709
gastrointestinal procedures 17
injections 20
MRI (magnetic resonance imaging) 277
musculoskeletal imaging 34
neck imaging 24
nuclear scan 21
pelvic imaging 255
spinal procedures 192
stress testing 21
thoracic (chest) imaging 638
ultrasound (sonogram) 150
vascular procedures 198
X-rays 474

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 943
Female 1073
Ethnicity
Non-Hispanic White 1794
Black 123
Hispanic 60
Asian 0
Other 21
Native American 0
Age
From 65 to 74 822
From 75 to 84 605
85 and over 302
Less than 65 287

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2016

Hypertension 75
High Cholesterol 69
Stroke 13
Ischemic Heart Disease 49
Depression 31
Chronic Kidney Disease 43
Asthma 34
Osteoperosis 10
Atrial Fibrilation 18
Heart Failure 26
Chronic Obstructive Pulmonary Disease 31
Diabetes 36
Dementia 17
Cancer 16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2017 were CT scan, thoracic (chest) imaging, X-rays and brain imaging (neuroimaging).

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 379
aspiration 27
brain imaging (neuroimaging) 431
cardiac procedures 22
CT scan 946
gastrointestinal procedures 20
injections 27
MRI (magnetic resonance imaging) 271
musculoskeletal imaging 27
neck imaging 19
nuclear scan 22
pelvic imaging 338
preventive care 18
spinal procedures 136
stress testing 22
thoracic (chest) imaging 905
ultrasound (sonogram) 212
vascular procedures 231
X-rays 680

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 1037
Female 1217
Ethnicity
Non-Hispanic White 1974
Black 166
Hispanic 60
Asian 0
Other 34
Native American 0
Age
From 65 to 74 860
From 75 to 84 713
85 and over 349
Less than 65 332

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2017

Hypertension 75
High Cholesterol 67
Stroke 13
Ischemic Heart Disease 51
Depression 31
Chronic Kidney Disease 45
Asthma 10
Osteoperosis 11
Atrial Fibrilation 19
Heart Failure 29
Chronic Obstructive Pulmonary Disease 34
Diabetes 37
Dementia 18
Cancer 18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2018 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 341
aspiration 14
brain imaging (neuroimaging) 394
cardiac procedures 33
catheterization 11
CT scan 812
injections 14
MRI (magnetic resonance imaging) 208
neck imaging 16
nuclear scan 33
pelvic imaging 293
preventive care 15
spinal procedures 86
stress testing 33
thoracic (chest) imaging 257
ultrasound (sonogram) 216
vascular procedures 204
X-rays 18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 910
Female 1080
Ethnicity
Non-Hispanic White 1743
Black 126
Hispanic 72
Asian 0
Other 30
Native American 0
Age
From 65 to 74 769
From 75 to 84 634
85 and over 287
Less than 65 300

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2018

Hypertension 75
High Cholesterol 72
Stroke 16
Ischemic Heart Disease 51
Depression 34
Chronic Kidney Disease 48
Asthma 9
Osteoperosis 11
Atrial Fibrilation 18
Heart Failure 28
Chronic Obstructive Pulmonary Disease 33
Diabetes 36
Dementia 21
Cancer 18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2019 were CT scan, thoracic (chest) imaging, abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 354
aspiration 45
brain imaging (neuroimaging) 229
cardiac procedures 15
CT scan 970
gastrointestinal procedures 34
injections 28
MRI (magnetic resonance imaging) 298
musculoskeletal imaging 26
nuclear scan 15
pelvic imaging 310
pleural drainage 17
preventive care 43
spinal procedures 282
stress testing 15
thoracic (chest) imaging 451
ultrasound (sonogram) 178
vascular procedures 156
X-rays 77

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 996
Female 1138
Ethnicity
Non-Hispanic White 1912
Black 107
Hispanic 63
Asian 0
Other 35
Native American 0
Age
From 65 to 74 917
From 75 to 84 694
85 and over 307
Less than 65 216

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2019

Hypertension 75
High Cholesterol 73
Stroke 12
Ischemic Heart Disease 49
Depression 30
Chronic Kidney Disease 45
Asthma 10
Osteoperosis 13
Atrial Fibrilation 17
Heart Failure 25
Chronic Obstructive Pulmonary Disease 32
Diabetes 36
Dementia 20
Cancer 18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2020 were CT scan, vascular procedures, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 219
brain imaging (neuroimaging) 234
cardiac procedures 23
CT scan 445
diagnostic imaging 15
diagnostic procedures 12
gastrointestinal procedures 15
minimally invasive procedures 12
minor procedures 12
MRI (magnetic resonance imaging) 249
musculoskeletal imaging 19
neck imaging 12
nuclear scan 38
pelvic imaging 155
spinal procedures 145
stress testing 23
thoracic (chest) imaging 138
ultrasound (sonogram) 216
vascular procedures 280
X-rays 31

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 907
Female 1011
Ethnicity
Non-Hispanic White 1666
Black 111
Hispanic 86
Asian 0
Other 42
Native American 0
Age
From 65 to 74 780
From 75 to 84 670
85 and over 247
Less than 65 221

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2020

Hypertension 75
High Cholesterol 74
Stroke 13
Ischemic Heart Disease 51
Depression 30
Chronic Kidney Disease 47
Asthma 9
Osteoperosis 10
Atrial Fibrilation 18
Heart Failure 26
Chronic Obstructive Pulmonary Disease 29
Diabetes 37
Dementia 22
Cancer 19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2021 were CT scan, ultrasound (sonogram), vascular procedures and abdominal imaging.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 214
aspiration 14
brain imaging (neuroimaging) 118
cardiac procedures 11
CT scan 428
gastrointestinal procedures 11
injections 14
MRI (magnetic resonance imaging) 60
musculoskeletal imaging 70
neck imaging 19
nuclear scan 25
pelvic imaging 182
spinal procedures 67
stress testing 11
thoracic (chest) imaging 139
ultrasound (sonogram) 338
vascular procedures 320
women's imaging 14
X-rays 81

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 861
Female 1008
Ethnicity
Non-Hispanic White 1656
Black 103
Hispanic 61
Asian 0
Other 31
Native American 0
Age
From 65 to 74 828
From 75 to 84 656
85 and over 244
Less than 65 141

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2021

Hypertension 75
High Cholesterol 75
Stroke 14
Ischemic Heart Disease 53
Depression 28
Chronic Kidney Disease 49
Asthma 9
Osteoperosis 13
Atrial Fibrilation 18
Heart Failure 25
Chronic Obstructive Pulmonary Disease 26
Diabetes 34
Dementia 20
Cancer 17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL during 2022 were CT scan, ultrasound (sonogram), thoracic (chest) imaging and vascular procedures.

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

abdominal imaging 315
aspiration 21
brain imaging (neuroimaging) 164
CT scan 740
gastrointestinal procedures 32
injections 21
MRI (magnetic resonance imaging) 71
neck imaging 25
nuclear scan 11
pelvic imaging 222
spinal procedures 67
thoracic (chest) imaging 354
ultrasound (sonogram) 388
vascular procedures 352
X-rays 32

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 956
Female 1239
Ethnicity
Non-Hispanic White 1982
Black 91
Hispanic 65
Asian 12
Other 45
Native American 0
Age
From 65 to 74 926
From 75 to 84 821
85 and over 286
Less than 65 162

Conditions of Medicare patients treated by Dr. John C. Tonkin, MD in 2022

Hypertension 75
High Cholesterol 75
Stroke 20
Ischemic Heart Disease 40
Depression 28
Chronic Kidney Disease 33
Asthma 13
Osteoperosis 15
Atrial Fibrilation 25
Heart Failure 23
Chronic Obstructive Pulmonary Disease 33
Diabetes 34
Dementia 10
Cancer 23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John C. Tonkin, MD for Medicare patients.

The highest averages for the top procedures that Dr. John C. Tonkin, MD treated as a pediatric radiologist in Port Orange, FL were CT scan, thoracic (chest) imaging, X-rays and vascular procedures.

abdominal imaging 243
aspiration 23
brain imaging (neuroimaging) 218
cardiac procedures 19
catheterization 60
CT scan 556
diagnostic imaging 18
diagnostic procedures 12
doctor visit 110
gastrointestinal procedures 20
hip imaging 20
injections 20
minimally invasive procedures 12
minor procedures 12
MRI (magnetic resonance imaging) 155
musculoskeletal imaging 41
neck imaging 17
nuclear scan 25
pelvic imaging 204
pleural drainage 17
preventive care 25
spinal procedures 111
stress testing 19
thoracic (chest) imaging 408
ultrasound (sonogram) 222
vascular procedures 243
women's imaging 14
X-rays 276

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John C. Tonkin, MD.

Gender
Male 838
Female 989
Ethnicity
Black / African American 113
Asian / Pacific Islander 1
Non-Hispanic White 1619
Hispanic 54
Native American / Alaskan Native 0
Other 23
Age
75 to 84 602
85 and over 264
Less than 65 231
65 to 74 730

Average of Total of Conditions of Medicare patients treated by Dr. John C. Tonkin, MD From 2012 - 2022

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

Hypertension 68
High Cholesterol 65
Stroke 12
Ischemic Heart Disease 45
Depression 26
Chronic Kidney Disease 37
Asthma 12
Osteoporosis 10
Heart Failure 23
Chronic Obstructive Pulmonary Disease 28
Diabetes 32
Atrial Fibrillation 17
Cancer 16
Dementia 16

Education & Training

Dr. John C. Tonkin, MD graduated from University of Michigan Medical School in 1991. He completed residency at University of Florida Health Science Center and Affiliated Hospitals. He is certified by the BOARD CERTIFICATION American Board of Radiology and has a state license in Georgia.

Medical School: University of Michigan Medical School (1991)

Residency: University of Florida Health Science Center and Affiliated Hospitals

Board Certification: BOARD CERTIFICATION American Board of Radiology

Licensed In: Georgia

Affiliations & Hospitals

Dr. John C. Tonkin, MD is associated with these hospitals and organizations:

Halifax Health
RADIOLOGY IMAGING ASSOCIATES, LLC
EAST CENTRAL FLORIDA OUTPATIENT IMAGING LLC
INVERNESS MEDICAL IMAGING LLC

Ratings & Reviews

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General Payments

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

Payments by Company
Canon Medical Systems USA, Inc. $1,337
$1,337
Inari Medical, Inc. $581 ClotTriever
$405 		CT THROMBECTOMY SYSTEM KIT
$176
Stryker Corporation $161 SPINEJACK
$161
ARGON MEDICAL DEVICES, INC. $109 CLEANER
$109
Cook Incorporated $105 Cook Medical Zilver PTX
$105
Other $602 Solitaire
$72 		Esbriet
$61 		Artis Q ceiling
$56 		EMBOLICS
$48 		OPDIVO
$43 		Other
$323
Types of Payments
Food and Beverage $1,739
Travel and Lodging $1,156

Biography

Dr. John Tonkin practices pediatric radiology, interventional radiology/diagnostic radiology (IR/DR), and radiation oncology. He graduated from the University of Michigan Medical School. Dr. Tonkin trained at a hospital affiliated with the University of Florida Health Science Center for his residency. He is professionally affiliated with Halifax Health.

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