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Dr. Erik S. Marshall, MD

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Specializes in: Adult Cardiology

UMDNJ-Robert Wood Johnson Medical School

123 Singerly Avenue
Elkton, MD 21921

(410) 398-2436

Dr. Erik S. Marshall, MD is a cardiologist in Elkton, MD specializing in adult cardiology. He graduated from UMDNJ-Robert Wood Johnson Medical School. Dr. Erik S. Marshall, MD is affiliated with ChristianaCare.

Office Locations

ChristianaCare

123 Singerly Avenue
Elkton, MD 21921

(410) 398-2436

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4755 Ogletown Stanton Road Christiana Hospital Suite 1e30
Newark, DE 19718

(302) 623-1929

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Noteworthy Medicare Patient Procedures Performed by Dr. Erik S. Marshall, MD in 2023

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

Top 25%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2012, Dr. Erik S. Marshall, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Maryland. 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. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2012 were cardiac procedures, hospital care, ultrasound (sonogram) and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	933
doctor visit	1005
hospital care	727
inpatient care	673
minimally invasive procedures	35
nuclear scan	102
outpatient care	54
stress testing	268
ultrasound (sonogram)	712

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2013 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	836
doctor visit	1078
hospital care	814
inpatient care	788
nuclear scan	72
outpatient care	26
stress testing	165
ultrasound (sonogram)	691

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	1061
Female	1108

**Ethnicity**
Non-Hispanic White	1774
Black	306
Hispanic	40
Asian	31
Other	18
Native American	0

**Age**
From 65 to 74	775
From 75 to 84	758
85 and over	380
Less than 65	256

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	71
Depression	30
Chronic Kidney Disease	42
Asthma	13
Osteoperosis	10
Atrial Fibrilation	33
Heart Failure	47
Chronic Obstructive Pulmonary Disease	28
Diabetes	44
Dementia	18
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2014 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	776
doctor visit	1051
hospital care	741
inpatient care	686
minimally invasive procedures	89
nuclear scan	39
outpatient care	55
stress testing	145
ultrasound (sonogram)	647

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	942
Female	1003

**Ethnicity**
Non-Hispanic White	1560
Black	298
Hispanic	46
Asian	20
Other	21
Native American	0

**Age**
From 65 to 74	671
From 75 to 84	660
85 and over	380
Less than 65	234

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	70
Depression	28
Chronic Kidney Disease	46
Asthma	11
Osteoperosis	9
Atrial Fibrilation	37
Heart Failure	47
Chronic Obstructive Pulmonary Disease	26
Diabetes	46
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2015 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	856
doctor visit	1089
hospital care	481
inpatient care	466
minimally invasive procedures	99
nuclear scan	35
outpatient care	15
stress testing	194
ultrasound (sonogram)	683

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	1960
Female	1840

**Ethnicity**
Non-Hispanic White	3038
Black	586
Hispanic	86
Asian	50
Other	40
Native American	0

**Age**
From 65 to 74	1386
From 75 to 84	1300
85 and over	692
Less than 65	422

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	68
Depression	27
Chronic Kidney Disease	45
Asthma	19
Osteoperosis	8
Atrial Fibrilation	36
Heart Failure	45
Chronic Obstructive Pulmonary Disease	27
Diabetes	45
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2016 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	902
doctor visit	1013
hospital care	502
inpatient care	474
minimally invasive procedures	138
nuclear scan	16
outpatient care	28
stress testing	118
ultrasound (sonogram)	784

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	953
Female	961

**Ethnicity**
Non-Hispanic White	1534
Black	289
Hispanic	39
Asian	26
Other	26
Native American	0

**Age**
From 65 to 74	710
From 75 to 84	605
85 and over	353
Less than 65	246

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	66
Depression	31
Chronic Kidney Disease	49
Asthma	29
Osteoperosis	8
Atrial Fibrilation	34
Heart Failure	44
Chronic Obstructive Pulmonary Disease	27
Diabetes	44
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2017 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	868
doctor visit	867
hospital care	615
inpatient care	583
minimally invasive procedures	110
nuclear scan	23
outpatient care	32
stress testing	96
ultrasound (sonogram)	785

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	935
Female	904

**Ethnicity**
Non-Hispanic White	1486
Black	257
Hispanic	32
Asian	25
Other	39
Native American	0

**Age**
From 65 to 74	658
From 75 to 84	599
85 and over	377
Less than 65	205

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2017

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	64
Depression	32
Chronic Kidney Disease	51
Asthma	10
Osteoperosis	8
Atrial Fibrilation	38
Heart Failure	44
Chronic Obstructive Pulmonary Disease	23
Diabetes	43
Dementia	19
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2018 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	1373
doctor visit	890
hospital care	287
inpatient care	275
minimally invasive procedures	96
nuclear scan	124
outpatient care	12
stress testing	360
ultrasound (sonogram)	1028

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	1022
Female	1137

**Ethnicity**
Non-Hispanic White	1747
Black	300
Hispanic	38
Asian	35
Other	39
Native American	0

**Age**
From 65 to 74	811
From 75 to 84	759
85 and over	367
Less than 65	222

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	61
Depression	28
Chronic Kidney Disease	46
Asthma	9
Osteoperosis	7
Atrial Fibrilation	35
Heart Failure	37
Chronic Obstructive Pulmonary Disease	20
Diabetes	42
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2019 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	1211
doctor visit	875
hospital care	353
inpatient care	327
minimally invasive procedures	85
nuclear scan	77
outpatient care	26
stress testing	273
ultrasound (sonogram)	953

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	966
Female	1059

**Ethnicity**
Non-Hispanic White	1639
Black	270
Hispanic	46
Asian	0
Other	49
Native American	0

**Age**
From 65 to 74	767
From 75 to 84	715
85 and over	346
Less than 65	197

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	61
Depression	29
Chronic Kidney Disease	47
Asthma	11
Osteoperosis	8
Atrial Fibrilation	34
Heart Failure	39
Chronic Obstructive Pulmonary Disease	20
Diabetes	41
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2020 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	861
doctor visit	535
hospital care	232
inpatient care	217
minimally invasive procedures	70
nuclear scan	45
outpatient care	15
stress testing	184
ultrasound (sonogram)	677

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	849
Female	840

**Ethnicity**
Non-Hispanic White	1341
Black	248
Hispanic	45
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	621
From 75 to 84	605
85 and over	298
Less than 65	165

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	62
Depression	29
Chronic Kidney Disease	50
Asthma	9
Osteoperosis	7
Atrial Fibrilation	32
Heart Failure	39
Chronic Obstructive Pulmonary Disease	20
Diabetes	42
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2021 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	1032
doctor visit	721
hospital care	293
inpatient care	282
minimally invasive procedures	70
nuclear scan	85
outpatient care	11
stress testing	216
ultrasound (sonogram)	816

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	918
Female	903

**Ethnicity**
Non-Hispanic White	1483
Black	234
Hispanic	40
Asian	0
Other	44
Native American	0

**Age**
From 65 to 74	696
From 75 to 84	680
85 and over	305
Less than 65	140

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	61
Depression	27
Chronic Kidney Disease	49
Asthma	9
Osteoperosis	9
Atrial Fibrilation	34
Heart Failure	37
Chronic Obstructive Pulmonary Disease	18
Diabetes	40
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD during 2022 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

cardiac procedures	1030
doctor visit	735
hospital care	334
inpatient care	321
minimally invasive procedures	50
nuclear scan	75
outpatient care	13
stress testing	223
ultrasound (sonogram)	807

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	915
Female	950

**Ethnicity**
Non-Hispanic White	1498
Black	261
Hispanic	34
Asian	22
Other	50
Native American	0

**Age**
From 65 to 74	699
From 75 to 84	750
85 and over	276
Less than 65	140

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	53
Depression	25
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	12
Atrial Fibrilation	40
Heart Failure	38
Chronic Obstructive Pulmonary Disease	20
Diabetes	43
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Erik S. Marshall, MD for Medicare patients.

The highest averages for the top procedures that Dr. Erik S. Marshall, MD treated as a cardiologist in Elkton, MD were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

cardiac procedures	970
doctor visit	896
hospital care	489
inpatient care	462
minimally invasive procedures	84
nuclear scan	63
outpatient care	26
stress testing	203
ultrasound (sonogram)	780

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Erik S. Marshall, MD.

**Gender**
Male	956
Female	973

**Ethnicity**
Black / African American	277
Asian / Pacific Islander	19
Non-Hispanic White	1554
Native American / Alaskan Native	0
Hispanic	40
Other	32

**Age**
75 to 84	675
85 and over	343
Less than 65	202
65 to 74	708

Average of Total of Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	68
Stroke	13
Ischemic Heart Disease	57
Depression	26
Chronic Kidney Disease	41
Asthma	11
Osteoporosis	7
Heart Failure	37
Chronic Obstructive Pulmonary Disease	20
Diabetes	39
Atrial Fibrillation	32
Dementia	14
Cancer	12

Education & Training

Dr. Erik S. Marshall, MD graduated from UMDNJ-Robert Wood Johnson Medical School. He completed residency at Jefferson University Hospitals. He has a state license in Delaware.

Medical School: UMDNJ-Robert Wood Johnson Medical School

Residency: Jefferson University Hospitals (1991)

Licensed In: Delaware

Affiliations & Hospitals

Dr. Erik S. Marshall, MD is associated with these hospitals and organizations:

ChristianaCare

Ratings & Reviews

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General Payments

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

**Payments by Company**
Abbott Laboratories	$2,527 Mitra Clip system $2,070	MitraClip $458
Janssen Pharmaceuticals, Inc	$986 XARELTO $986
Amgen Inc.	$627 Repatha $574	Corlanor $22	$31
Novartis Pharmaceuticals Corporation	$558 ENTRESTO $536	NON BRAND $22
Astellas Pharma US Inc	$530 Lexiscan $530
Other	$3,072 ELIQUIS $479	LifeVest $477	BRILINTA $409	JARDIANCE $315	Edwards SAPIEN 3 Transcatheter Heart Valve $280	Other $1,112

**Types of Payments**
Food and Beverage	$6,460
Travel and Lodging	$1,840

Biography

Dr. Erik Marshall is a physician who specializes in adult cardiology. He is affiliated with ChristianaCare. After attending UMDNJ-Robert Wood Johnson Medical School, Dr. Marshall completed his residency training at Jefferson University Hospitals.

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Dr. Erik S. Marshall, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Erik S. Marshall, MD in 2023

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. Erik S. Marshall, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Erik S. Marshall, 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. Erik S. Marshall, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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