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Dr. Mark Dixon, DO

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Specializes in: Cardiac Electrophysiology (Heart Rhythm)

A.T. Still University, Kirksville College of Osteopathic Medicine

Professional interests include: arrhythmias (irregular heartbeats), ablation

1331 State Street Suite 140, Northwest Medical Group - Cardiology - La Porte - Suite 140
La Porte, IN 46350

(219) 324-0014

Dr. Mark Dixon, DO is a cardiac electrophysiologist in La Porte, IN specializing in cardiac electrophysiology (heart rhythm). He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine. Dr. Mark Dixon, DO is affiliated with Northwest Health System, Northwest Medical Group, Northwest Health Porter and Northwest Health La Porte.

Office Locations

1331 State Street Suite 140, Northwest Medical Group - Cardiology - La Porte - Suite 140
La Porte, IN 46350

(219) 324-0014

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Northwest Health Porter

85 East Us Highway 6 Suite 300
Valparaiso, IN 46383

(219) 531-9419

(219) 531-9655

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2000 Roosevelt Road Suite 103
Valparaiso, IN 46383

(219) 531-9419

(219) 465-0793

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3630 Willowcreek Road Suite 1
Portage, IN 46368

(219) 263-7600

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Dixon, DO in 2024

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

Top 5%

By Volume:

extremity venogram

In 2024, Dr. Mark Dixon, DO performed more extremity venogram procedures for Medicare patients than 95% of providers in related specialties within Indiana.

Top 25%

By Volume:

cardiac device implantation

cardioversion

elective external cardioversion

By Affordability:

angiogram

cardioversion

elective cardioversion

elective external cardioversion

external cardioversion

vascular imaging

vascular procedures

In 2012, among providers in related specialties within Indiana, Dr. Mark Dixon, DO performed more cardiac device implantation, cardioversion, and elective external cardioversion procedures for Medicare patients than 75% of them and he also had a list price for angiogram (angiography), cardioversion, elective cardioversion, elective external cardioversion, external cardioversion, vascular imaging, and vascular procedures 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 Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2012 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	38
cardiac procedures	155
cardioversion	19
catheterization	38
diagnostic procedures	35
doctor visit	1444
hospital care	228
implant surgery	68
implantable cardioverter-defibrillator (ICD) replacement	59
inpatient care	228
minimally invasive procedures	158
ultrasound (sonogram)	14

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2013 were hospital care, inpatient care, cardiac procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	16
cardiac procedures	108
cardioversion	23
catheterization	16
diagnostic procedures	35
doctor visit	1399
hospital care	164
implant surgery	51
implantable cardioverter-defibrillator (ICD) replacement	56
inpatient care	164
minimally invasive procedures	105
ultrasound (sonogram)	22

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	629
Female	440

**Ethnicity**
Non-Hispanic White	1011
Black	31
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	364
From 75 to 84	407
85 and over	188
Less than 65	110

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2013

Hypertension	75
High Cholesterol	68
Stroke	8
Ischemic Heart Disease	75
Depression	16
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	7
Atrial Fibrilation	50
Heart Failure	66
Chronic Obstructive Pulmonary Disease	31
Diabetes	39
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2014 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	26
cardiac procedures	114
cardioversion	18
catheterization	26
diagnostic procedures	28
doctor visit	1343
hospital care	141
implant surgery	53
implantable cardioverter-defibrillator (ICD) replacement	50
inpatient care	141
minimally invasive procedures	126
ultrasound (sonogram)	21

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	607
Female	415

**Ethnicity**
Non-Hispanic White	956
Black	37
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	349
From 75 to 84	382
85 and over	193
Less than 65	98

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2014

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	75
Depression	16
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	6
Atrial Fibrilation	53
Heart Failure	65
Chronic Obstructive Pulmonary Disease	32
Diabetes	40
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2015 were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	53
cardiac procedures	153
cardioversion	16
catheterization	53
diagnostic procedures	54
doctor visit	1341
hospital care	73
implant surgery	47
implantable cardioverter-defibrillator (ICD) replacement	28
inpatient care	73
minimally invasive procedures	194
ultrasound (sonogram)	41

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	1166
Female	844

**Ethnicity**
Non-Hispanic White	1902
Black	56
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	714
From 75 to 84	728
85 and over	396
Less than 65	172

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2015

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	75
Depression	17
Chronic Kidney Disease	36
Asthma	13
Osteoperosis	6
Atrial Fibrilation	53
Heart Failure	62
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2016 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	24
cardiac procedures	99
cardioversion	19
catheterization	24
diagnostic procedures	24
doctor visit	1301
hospital care	135
implant surgery	43
implantable cardioverter-defibrillator (ICD) replacement	23
inpatient care	135
minimally invasive procedures	123
ultrasound (sonogram)	32

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	573
Female	443

**Ethnicity**
Non-Hispanic White	962
Black	29
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	366
From 75 to 84	368
85 and over	193
Less than 65	89

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2016

Hypertension	75
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	75
Depression	19
Chronic Kidney Disease	42
Asthma	27
Osteoperosis	6
Atrial Fibrilation	56
Heart Failure	62
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2017 were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	19
cardiac procedures	104
cardioversion	22
catheterization	19
diagnostic procedures	31
doctor visit	1263
hospital care	74
implant surgery	50
implantable cardioverter-defibrillator (ICD) replacement	26
inpatient care	74
minimally invasive procedures	111
ultrasound (sonogram)	23

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	532
Female	399

**Ethnicity**
Non-Hispanic White	879
Black	24
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	350
From 75 to 84	333
85 and over	173
Less than 65	75

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2017

Hypertension	75
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	75
Depression	18
Chronic Kidney Disease	43
Asthma	5
Osteoperosis	5
Atrial Fibrilation	56
Heart Failure	60
Chronic Obstructive Pulmonary Disease	26
Diabetes	37
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2018 were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	35
cardiac procedures	94
cardioversion	14
catheterization	35
diagnostic procedures	24
doctor visit	1174
hospital care	44
implant surgery	30
implantable cardioverter-defibrillator (ICD) replacement	25
inpatient care	44
minimally invasive procedures	129
ultrasound (sonogram)	29

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	492
Female	370

**Ethnicity**
Non-Hispanic White	806
Black	23
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	323
From 75 to 84	319
85 and over	163
Less than 65	57

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2018

Hypertension	75
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	74
Depression	20
Chronic Kidney Disease	44
Asthma	5
Osteoperosis	6
Atrial Fibrilation	55
Heart Failure	60
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2019 were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	36
cardiac procedures	131
cardioversion	18
catheterization	36
diagnostic procedures	22
doctor visit	1267
hospital care	88
implant surgery	71
implantable cardioverter-defibrillator (ICD) replacement	45
inpatient care	88
minimally invasive procedures	167
ultrasound (sonogram)	24

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	538
Female	423

**Ethnicity**
Non-Hispanic White	913
Black	20
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	341
From 75 to 84	379
85 and over	181
Less than 65	60

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2019

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	73
Depression	19
Chronic Kidney Disease	46
Asthma	3
Osteoperosis	6
Atrial Fibrilation	55
Heart Failure	61
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2020 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

cardiac procedures	53
cardioversion	19
doctor visit	1010
hospital care	56
implant surgery	42
implantable cardioverter-defibrillator (ICD) replacement	35
inpatient care	56
minimally invasive procedures	53
ultrasound (sonogram)	11

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	474
Female	357

**Ethnicity**
Non-Hispanic White	796
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	291
From 75 to 84	340
85 and over	163
Less than 65	37

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2020

Hypertension	75
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	74
Depression	18
Chronic Kidney Disease	46
Asthma	4
Osteoperosis	6
Atrial Fibrilation	52
Heart Failure	58
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2021 were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	13
cardiac procedures	73
cardioversion	41
catheterization	13
diagnostic procedures	24
doctor visit	1065
hospital care	57
implant surgery	36
implantable cardioverter-defibrillator (ICD) replacement	23
inpatient care	57
minimally invasive procedures	75
ultrasound (sonogram)	13

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	435
Female	342

**Ethnicity**
Non-Hispanic White	748
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	320
85 and over	159
Less than 65	38

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2021

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	71
Depression	19
Chronic Kidney Disease	45
Asthma	5
Osteoperosis	6
Atrial Fibrilation	53
Heart Failure	56
Chronic Obstructive Pulmonary Disease	20
Diabetes	35
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2022 were minimally invasive procedures, hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	21
cardiac procedures	65
cardioversion	18
catheterization	21
diagnostic procedures	21
doctor visit	935
hospital care	72
implant surgery	32
implantable cardioverter-defibrillator (ICD) replacement	12
inpatient care	72
minimally invasive procedures	86
ultrasound (sonogram)	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	404
Female	313

**Ethnicity**
Non-Hispanic White	684
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	306
85 and over	140
Less than 65	30

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	64
Depression	19
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	8
Atrial Fibrilation	71
Heart Failure	52
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2023 were minimally invasive procedures, cardiac procedures, implant surgery and hospital care.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	20
cardiac procedures	60
cardioversion	23
catheterization	20
diagnostic procedures	20
doctor visit	1134
hospital care	34
implant surgery	40
implantable cardioverter-defibrillator (ICD) replacement	16
inpatient care	34
minimally invasive procedures	80

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	446
Female	340

**Ethnicity**
Non-Hispanic White	750
Black	12
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	330
85 and over	163
Less than 65	38

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	65
Depression	18
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	10
Atrial Fibrilation	70
Heart Failure	52
Chronic Obstructive Pulmonary Disease	27
Diabetes	35
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN during 2024 were minimally invasive procedures, cardiac procedures, implant surgery and cardioversion.

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

ablation	24
cardiac procedures	61
cardioversion	32
catheterization	24
diagnostic procedures	24
doctor visit	1211
hospital care	18
implant surgery	37
implantable cardioverter-defibrillator (ICD) replacement	11
inpatient care	18
minimally invasive procedures	85
vascular procedures	18

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Male	437
Female	351

**Ethnicity**
Non-Hispanic White	750
Black	0
Hispanic	15
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	329
85 and over	167
Less than 65	33

Conditions of Medicare patients treated by Dr. Mark Dixon, DO in 2024

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	61
Depression	19
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	9
Atrial Fibrilation	69
Heart Failure	52
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mark Dixon, DO for Medicare patients.

The highest averages for the top procedures that Dr. Mark Dixon, DO treated as a cardiac electrophysiologist in La Porte, IN were minimally invasive procedures, cardiac procedures, hospital care and inpatient care.

ablation	27
cardiac procedures	97
cardioversion	21
catheterization	27
diagnostic procedures	28
doctor visit	1222
hospital care	91
implant surgery	46
implantable cardioverter-defibrillator (ICD) replacement	31
inpatient care	91
minimally invasive procedures	114
ultrasound (sonogram)	22
vascular procedures	18

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mark Dixon, DO.

**Gender**
Female	387
Male	517

**Ethnicity**
Black / African American	18
Asian / Pacific Islander	0
Non-Hispanic White	858
Native American / Alaskan Native	0
Hispanic	7
Other	5

**Age**
75 to 84	349
85 and over	175
Less than 65	64
65 to 74	316

Average of Total of Conditions of Medicare patients treated by Dr. Mark Dixon, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Mark Dixon, DO treated were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension	69
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	65
Depression	16
Chronic Kidney Disease	36
Asthma	7
Osteoporosis	6
Heart Failure	54
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Atrial Fibrillation	53
Dementia	9
Cancer	9

Education & Training

Dr. Mark Dixon, DO graduated from A.T. Still University, Kirksville College of Osteopathic Medicine. He completed residency at Deaconess Hospital. He is certified by the American Osteopathic Board of Internal Medicine Cardiology, Cardiac Electrophysiology and has a state license in Indiana.

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

Residency: Deaconess Hospital

Board Certification: American Osteopathic Board of Internal Medicine Cardiology, Cardiac Electrophysiology

Licensed In: Indiana

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General Payments

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

**Payments by Company**
Boston Scientific Corporation	$12,431 GENERAL - THERAPIES $3,297	GENERAL THERAPIES $2,766	WATCHMAN $1,510	Tachy System $1,445	Watchman Device $461	Other $2,952
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$1,974 LifeVest $1,974
Biosense Webster, Inc.	$623 CartoUnivu $126	Confidense $118	Carto 3 System $103	Ablation CathetersAccessories $90	NUVISION ICE CATHETER $77	Other $109
Janssen Pharmaceuticals, Inc	$435 XARELTO $430	INVOKANA $4
BIOTRONIK INC.	$258 Bradycardia products $69	$189
Other	$944 CRM $175	MULTAQ $125	Artisan Extend Catheter $79	Cardiac Resynchronization Therapy - CRT $76	Ablation $65	Other $423

**Types of Payments**
Food and Beverage	$7,306
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$6,500
Travel and Lodging	$2,607
Education	$231
Entertainment	$20

Research Payments

Dr. Mark Dixon, DO has received 44 research payments totaling $48,616.

Biography

Dr. Mark Dixon, who practices in Valparaiso, IN and Portage, IN, is a medical specialist in cardiac electrophysiology (heart rhythm). Dr. Dixon obtained a license to practice in Indiana.