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Dr. Mark David Cowan, MD

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Specializes in: Adult Cardiology

1414 W Fair Avenue Suite 334
Marquette, MI 49855

(906) 225-3870

Dr. Mark David Cowan, MD is a cardiologist in Marquette, MI specializing in adult cardiology.

Office Locations

1414 W Fair Avenue Suite 334
Marquette, MI 49855

(906) 225-3870

(906) 225-4861

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2012 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

ablation	70
cardiac procedures	546
cardioversion	28
catheterization	109
diagnostic procedures	110
doctor visit	414
hospital care	96
implant surgery	46
implantable cardioverter-defibrillator (ICD) replacement	26
inpatient care	96
minimally invasive procedures	225
stress testing	158
ultrasound (sonogram)	199
vascular procedures	74

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2013 were cardiac procedures, stress testing, ultrasound (sonogram) and hospital care.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	372
cardioversion	35
catheterization	57
diagnostic procedures	57
doctor visit	328
hospital care	113
implant surgery	26
implantable cardioverter-defibrillator (ICD) replacement	46
inpatient care	113
minimally invasive procedures	83
stress testing	146
ultrasound (sonogram)	143
vascular procedures	57

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	672
Female	575

**Ethnicity**
Non-Hispanic White	1196
Black	0
Hispanic	0
Asian	0
Other	0
Native American	30

**Age**
From 65 to 74	460
From 75 to 84	398
85 and over	225
Less than 65	164

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2013

Hypertension	75
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	64
Depression	29
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	9
Atrial Fibrilation	27
Heart Failure	40
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2014 were cardiac procedures, ultrasound (sonogram), minimally invasive procedures and stress testing.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

ablation	36
cardiac procedures	389
cardioversion	30
catheterization	50
diagnostic procedures	32
doctor visit	195
hospital care	88
implant surgery	53
implantable cardioverter-defibrillator (ICD) replacement	35
inpatient care	88
minimally invasive procedures	138
nuclear scan	20
stress testing	120
ultrasound (sonogram)	166
vascular procedures	32

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	493
Female	375

**Ethnicity**
Non-Hispanic White	838
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	286
85 and over	166
Less than 65	88

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2014

Hypertension	75
High Cholesterol	62
Stroke	5
Ischemic Heart Disease	65
Depression	22
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	8
Atrial Fibrilation	33
Heart Failure	46
Chronic Obstructive Pulmonary Disease	26
Diabetes	35
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2015 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and ablation.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

ablation	72
cardiac procedures	214
cardioversion	22
catheterization	36
diagnostic procedures	20
doctor visit	228
hospital care	35
implant surgery	44
inpatient care	35
minimally invasive procedures	134
stress testing	33
ultrasound (sonogram)	101

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	922
Female	702

**Ethnicity**
Non-Hispanic White	1556
Black	0
Hispanic	0
Asian	0
Other	0
Native American	38

**Age**
From 65 to 74	570
From 75 to 84	608
85 and over	298
Less than 65	148

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	60
Depression	23
Chronic Kidney Disease	29
Asthma	15
Osteoperosis	8
Atrial Fibrilation	34
Heart Failure	44
Chronic Obstructive Pulmonary Disease	24
Diabetes	33
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2016 were cardiac procedures, minimally invasive procedures, implant surgery and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

ablation	50
cardiac procedures	182
catheterization	25
device removal	13
diagnostic procedures	13
doctor visit	208
hospital care	12
implant surgery	72
implantable cardioverter-defibrillator (ICD) replacement	12
inpatient care	12
minimally invasive procedures	135
stress testing	34
ultrasound (sonogram)	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	463
Female	359

**Ethnicity**
Non-Hispanic White	785
Black	0
Hispanic	0
Asian	0
Other	0
Native American	17

**Age**
From 65 to 74	308
From 75 to 84	287
85 and over	170
Less than 65	57

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2016

Hypertension	75
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	56
Depression	22
Chronic Kidney Disease	31
Asthma	24
Osteoperosis	5
Atrial Fibrilation	33
Heart Failure	40
Chronic Obstructive Pulmonary Disease	22
Diabetes	29
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2017 were cardiac procedures, ultrasound (sonogram), minimally invasive procedures and implant surgery.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	169
doctor visit	284
hospital care	26
implant surgery	61
inpatient care	26
minimally invasive procedures	61
stress testing	41
ultrasound (sonogram)	67

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	466
Female	370

**Ethnicity**
Non-Hispanic White	801
Black	0
Hispanic	0
Asian	0
Other	0
Native American	16

**Age**
From 65 to 74	307
From 75 to 84	300
85 and over	159
Less than 65	70

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2017

Hypertension	74
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	52
Depression	21
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	8
Atrial Fibrilation	31
Heart Failure	36
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2018 were cardiac procedures, minimally invasive procedures, implant surgery and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	153
doctor visit	267
implant surgery	75
minimally invasive procedures	75
stress testing	22
ultrasound (sonogram)	56

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	465
Female	403

**Ethnicity**
Non-Hispanic White	824
Black	0
Hispanic	0
Asian	0
Other	0
Native American	27

**Age**
From 65 to 74	342
From 75 to 84	301
85 and over	159
Less than 65	66

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2018

Hypertension	74
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	49
Depression	21
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	7
Atrial Fibrilation	32
Heart Failure	31
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2019 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	105
doctor visit	251
hospital care	11
inpatient care	11
stress testing	36
ultrasound (sonogram)	69

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	457
Female	438

**Ethnicity**
Non-Hispanic White	852
Black	0
Hispanic	0
Asian	0
Other	0
Native American	20

**Age**
From 65 to 74	349
From 75 to 84	318
85 and over	158
Less than 65	70

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2019

Hypertension	72
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	6
Atrial Fibrilation	32
Heart Failure	32
Chronic Obstructive Pulmonary Disease	19
Diabetes	27
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2020 were cardiac procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	74
doctor visit	180
stress testing	30
ultrasound (sonogram)	44

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	362
Female	354

**Ethnicity**
Non-Hispanic White	679
Black	0
Hispanic	0
Asian	0
Other	0
Native American	19

**Age**
From 65 to 74	284
From 75 to 84	257
85 and over	128
Less than 65	47

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2020

Hypertension	70
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	43
Depression	21
Chronic Kidney Disease	30
Asthma	6
Osteoperosis	6
Atrial Fibrilation	31
Heart Failure	30
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI during 2021 were cardiac procedures, stress testing and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

cardiac procedures	39
doctor visit	93
stress testing	21
ultrasound (sonogram)	18

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	381
Female	333

**Ethnicity**
Non-Hispanic White	664
Black	0
Hispanic	0
Asian	0
Other	0
Native American	23

**Age**
From 65 to 74	284
From 75 to 84	246
85 and over	136
Less than 65	48

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2021

Hypertension	75
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	47
Depression	22
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	6
Atrial Fibrilation	31
Heart Failure	32
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	313
Female	268

**Ethnicity**
Non-Hispanic White	547
Black	0
Hispanic	0
Asian	0
Other	0
Native American	17

**Age**
From 65 to 74	211
From 75 to 84	217
85 and over	119
Less than 65	34

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	10
Ischemic Heart Disease	39
Depression	23
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	10
Atrial Fibrilation	55
Heart Failure	33
Chronic Obstructive Pulmonary Disease	23
Diabetes	28
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	202
Female	207

**Ethnicity**
Non-Hispanic White	382
Black	0
Hispanic	0
Asian	0
Other	0
Native American	15

**Age**
From 65 to 74	158
From 75 to 84	151
85 and over	82
Less than 65	18

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2023

Hypertension	75
High Cholesterol	71
Stroke	15
Ischemic Heart Disease	35
Depression	19
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	11
Atrial Fibrilation	47
Heart Failure	30
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Male	88
Female	110

**Ethnicity**
Non-Hispanic White	183
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	76
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark David Cowan, MD in 2024

Hypertension	75
High Cholesterol	73
Stroke	20
Ischemic Heart Disease	38
Depression	25
Chronic Kidney Disease	26
Asthma	13
Osteoperosis	11
Atrial Fibrilation	47
Heart Failure	35
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mark David Cowan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark David Cowan, MD treated as a cardiologist in Marquette, MI were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and stress testing.

ablation	57
cardiac procedures	224
cardioversion	28
catheterization	55
device removal	13
diagnostic procedures	46
doctor visit	244
hospital care	54
implant surgery	53
implantable cardioverter-defibrillator (ICD) replacement	29
inpatient care	54
minimally invasive procedures	121
nuclear scan	20
stress testing	64
ultrasound (sonogram)	91
vascular procedures	54

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mark David Cowan, MD.

**Gender**
Female	345
Male	406

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	715
Native American / Alaskan Native	17
Hispanic	0
Other	0

**Age**
85 and over	138
75 to 84	265
Less than 65	62
65 to 74	282

Average of Total of Conditions of Medicare patients treated by Dr. Mark David Cowan, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Mark David Cowan, MD treated were hypertension, high cholesterol, ischemic heart disease and atrial fibrilation.

Hypertension	68
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	45
Depression	20
Chronic Kidney Disease	27
Asthma	9
Osteoporosis	7
Heart Failure	33
Chronic Obstructive Pulmonary Disease	19
Diabetes	27
Atrial Fibrillation	33
Cancer	10
Dementia	10

Education & Training

He has a state license in Michigan.

Licensed In: Michigan

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic Vascular, Inc.	$3,373 Ablation $1,692	Cardiac Monitors - Insertable $248	Implantable Cardioverter Defibrillators - ICDs $187	Drug-Coated Balloons $130	Heart Valves $85	Other $1,032
AstraZeneca Pharmaceuticals LP	$826 BRILINTA $716	CRESTOR $11	$99
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$652 LifeVest $652
E.R. Squibb & Sons, L.L.C.	$551 ELIQUIS $551
Novartis Pharmaceuticals Corporation	$259 ENTRESTO $259
Other	$1,545 XARELTO $170	STENTS $145	Effient $133	MULTAQ $116	Repatha $101	Other $880