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Home > MO Providers > Cardiologists

Dr. Deryk Lee McDowell, MD

Accepting New Patients

(Deryk Lee McDowell, MD)

(121 Ratings)

Specializes in: Cardiology (Heart Disease)

Southern Illinois University School of Medicine

1203 Smizer Mill Road Suite 102 Mercy Clinic Heart and Vascular
Fenton, MO 63026

(314) 251-1700

Dr. Deryk Lee McDowell, MD is a cardiologist in Fenton, MO specializing in cardiology (heart disease). He graduated from Southern Illinois University School of Medicine. Dr. Deryk Lee McDowell, MD is affiliated with Mercy Hospital Lincoln, Mercy Health System, Mercy Hospital St. Louis and Mercy Clinic Heart and Vascular - Fenton.

Office Locations

1203 Smizer Mill Road Suite 102 Mercy Clinic Heart and Vascular
Fenton, MO 63026

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Noteworthy Medicare Patient Procedures Performed by Dr. Deryk Lee McDowell, MD in 2023

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

Top 25%

By Volume:

cardiac stress testing

cardiac procedures

cardioversion

Doppler echocardiography

echocardiogram

elective external cardioversion

myocardial perfusion SPECT

nuclear scan

stress EKG

ultrasound

By Affordability:

cardiac imaging

color Doppler echocardiography

Doppler echocardiography

hospital care

inpatient care

inpatient hospital care

spectral Doppler echocardiography

stress EKG

In 2012, among providers in related specialties within Missouri, Dr. Deryk Lee McDowell, MD performed more cardiac (heart) stress testing, cardiac procedures, cardioversion, Doppler echocardiography, echocardiogram (echo), elective external cardioversion, myocardial perfusion SPECT, nuclear scan, stress EKG, and ultrasound (sonogram) procedures for Medicare patients than 75% of them and he also had a list price for cardiac imaging, color Doppler echocardiography, Doppler echocardiography, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), spectral Doppler echocardiography, and stress EKG 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. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2012 were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	787
cardioversion	26
doctor visit	550
hospital care	240
implant surgery	33
inpatient care	240
lab tests	285
minimally invasive procedures	94
nuclear scan	179
stress testing	358
ultrasound (sonogram)	444

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2013 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	758
cardioversion	33
doctor visit	536
hospital care	350
implant surgery	18
inpatient care	350
lab tests	287
minimally invasive procedures	94
nuclear scan	146
stress testing	323
ultrasound (sonogram)	461

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	809
Female	968

**Ethnicity**
Non-Hispanic White	1608
Black	124
Hispanic	14
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	630
From 75 to 84	611
85 and over	325
Less than 65	211

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2013

Hypertension	75
High Cholesterol	71
Stroke	11
Ischemic Heart Disease	61
Depression	34
Chronic Kidney Disease	47
Asthma	11
Osteoperosis	11
Atrial Fibrilation	36
Heart Failure	42
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	16
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2014 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1060
cardioversion	59
doctor visit	606
hospital care	371
implant surgery	18
inpatient care	371
lab tests	310
minimally invasive procedures	125
nuclear scan	220
stress testing	500
ultrasound (sonogram)	597

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1184
Female	1387

**Ethnicity**
Non-Hispanic White	2287
Black	225
Hispanic	16
Asian	17
Other	26
Native American	0

**Age**
From 65 to 74	910
From 75 to 84	848
85 and over	470
Less than 65	343

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	11
Ischemic Heart Disease	55
Depression	35
Chronic Kidney Disease	47
Asthma	11
Osteoperosis	10
Atrial Fibrilation	32
Heart Failure	39
Chronic Obstructive Pulmonary Disease	22
Diabetes	38
Dementia	16
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2015 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	898
cardioversion	37
doctor visit	637
hospital care	356
implant surgery	35
inpatient care	356
lab tests	279
minimally invasive procedures	82
nuclear scan	152
stress testing	379
ultrasound (sonogram)	555

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	2032
Female	2404

**Ethnicity**
Non-Hispanic White	3984
Black	344
Hispanic	28
Asian	0
Other	48
Native American	0

**Age**
From 65 to 74	1616
From 75 to 84	1362
85 and over	804
Less than 65	654

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	57
Depression	34
Chronic Kidney Disease	49
Asthma	17
Osteoperosis	10
Atrial Fibrilation	33
Heart Failure	41
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2016 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1019
cardioversion	31
doctor visit	680
hospital care	326
implant surgery	25
inpatient care	326
lab tests	318
minimally invasive procedures	67
nuclear scan	166
stress testing	403
ultrasound (sonogram)	660

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1196
Female	1318

**Ethnicity**
Non-Hispanic White	2236
Black	211
Hispanic	13
Asian	20
Other	34
Native American	0

**Age**
From 65 to 74	929
From 75 to 84	767
85 and over	471
Less than 65	347

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2016

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	56
Depression	37
Chronic Kidney Disease	54
Asthma	27
Osteoperosis	12
Atrial Fibrilation	32
Heart Failure	43
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2017 were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1132
cardioversion	23
doctor visit	679
hospital care	232
implant surgery	56
inpatient care	232
lab tests	291
minimally invasive procedures	95
nuclear scan	131
stress testing	338
ultrasound (sonogram)	813

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1129
Female	1330

**Ethnicity**
Non-Hispanic White	2165
Black	211
Hispanic	0
Asian	24
Other	38
Native American	0

**Age**
From 65 to 74	912
From 75 to 84	754
85 and over	483
Less than 65	310

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2017

Hypertension	75
High Cholesterol	67
Stroke	12
Ischemic Heart Disease	56
Depression	36
Chronic Kidney Disease	57
Asthma	11
Osteoperosis	13
Atrial Fibrilation	33
Heart Failure	43
Chronic Obstructive Pulmonary Disease	22
Diabetes	36
Dementia	21
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2018 were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1126
cardioversion	40
doctor visit	797
hospital care	292
implant surgery	15
inpatient care	292
lab tests	308
minimally invasive procedures	69
nuclear scan	183
stress testing	470
ultrasound (sonogram)	731

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1292
Female	1515

**Ethnicity**
Non-Hispanic White	2476
Black	244
Hispanic	22
Asian	0
Other	43
Native American	0

**Age**
From 65 to 74	1028
From 75 to 84	908
85 and over	520
Less than 65	351

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2018

Hypertension	75
High Cholesterol	74
Stroke	11
Ischemic Heart Disease	57
Depression	37
Chronic Kidney Disease	56
Asthma	10
Osteoperosis	13
Atrial Fibrilation	31
Heart Failure	40
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	22
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2019 were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1011
cardioversion	38
doctor visit	778
hospital care	181
implant surgery	11
implantable cardioverter-defibrillator (ICD) replacement	11
inpatient care	181
lab tests	301
minimally invasive procedures	71
nuclear scan	167
stress testing	433
ultrasound (sonogram)	660

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1203
Female	1389

**Ethnicity**
Non-Hispanic White	2265
Black	236
Hispanic	0
Asian	22
Other	47
Native American	0

**Age**
From 65 to 74	1020
From 75 to 84	786
85 and over	492
Less than 65	294

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	57
Depression	37
Chronic Kidney Disease	55
Asthma	10
Osteoperosis	13
Atrial Fibrilation	31
Heart Failure	41
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2020 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	913
cardioversion	26
doctor visit	708
hospital care	180
implant surgery	16
inpatient care	180
lab tests	58
minimally invasive procedures	62
nuclear scan	140
stress testing	323
ultrasound (sonogram)	632

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1170
Female	1282

**Ethnicity**
Non-Hispanic White	2147
Black	211
Hispanic	17
Asian	0
Other	61
Native American	0

**Age**
From 65 to 74	908
From 75 to 84	829
85 and over	463
Less than 65	252

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	57
Depression	36
Chronic Kidney Disease	56
Asthma	8
Osteoperosis	12
Atrial Fibrilation	30
Heart Failure	41
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	20
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2021 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	1058
cardioversion	29
doctor visit	763
hospital care	179
implant surgery	16
inpatient care	179
minimally invasive procedures	54
nuclear scan	152
stress testing	378
ultrasound (sonogram)	722

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1094
Female	1276

**Ethnicity**
Non-Hispanic White	2090
Black	183
Hispanic	0
Asian	21
Other	55
Native American	0

**Age**
From 65 to 74	850
From 75 to 84	843
85 and over	446
Less than 65	231

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	56
Depression	35
Chronic Kidney Disease	55
Asthma	10
Osteoperosis	13
Atrial Fibrilation	31
Heart Failure	45
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	18
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO during 2022 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

cardiac procedures	814
cardioversion	26
doctor visit	684
hospital care	195
inpatient care	195
minimally invasive procedures	32
nuclear scan	115
stress testing	277
ultrasound (sonogram)	576

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	904
Female	1084

**Ethnicity**
Non-Hispanic White	1768
Black	141
Hispanic	13
Asian	16
Other	50
Native American	0

**Age**
From 65 to 74	733
From 75 to 84	734
85 and over	366
Less than 65	155

Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	46
Depression	33
Chronic Kidney Disease	44
Asthma	14
Osteoperosis	18
Atrial Fibrilation	41
Heart Failure	40
Chronic Obstructive Pulmonary Disease	20
Diabetes	36
Dementia	14
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Deryk Lee McDowell, MD for Medicare patients.

The highest averages for the top procedures that Dr. Deryk Lee McDowell, MD treated as a cardiologist in Fenton, MO were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

cardiac procedures	961
cardioversion	33
doctor visit	674
hospital care	263
implant surgery	24
implantable cardioverter-defibrillator (ICD) replacement	11
inpatient care	263
lab tests	270
minimally invasive procedures	76
nuclear scan	159
stress testing	380
ultrasound (sonogram)	622

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Deryk Lee McDowell, MD.

**Gender**
Male	1092
Female	1268

**Ethnicity**
Black / African American	193
Asian / Pacific Islander	10
Non-Hispanic White	2093
Native American / Alaskan Native	0
Hispanic	11
Other	38

**Age**
75 to 84	767
85 and over	440
Less than 65	286
65 to 74	866

Average of Total of Conditions of Medicare patients treated by Dr. Deryk Lee McDowell, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	65
Stroke	10
Ischemic Heart Disease	50
Depression	32
Chronic Kidney Disease	47
Asthma	11
Osteoporosis	11
Heart Failure	37
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Atrial Fibrillation	30
Dementia	16
Cancer	15

Education & Training

Dr. Deryk Lee McDowell, MD graduated from Southern Illinois University School of Medicine. He completed residency at University of Tennessee Affiliated Hospitals. He is certified by the American Board of Internal Medicine (Cardiovascular Disease) and has a state license in Missouri.

Medical School: Southern Illinois University School of Medicine

Residency: University of Tennessee Affiliated Hospitals

Board Certification: American Board of Internal Medicine (Cardiovascular Disease)

Licensed In: Missouri

Affiliations & Hospitals

Dr. Deryk Lee McDowell, MD is associated with these hospitals and organizations:

Mercy Hospital Lincoln

Mercy Health System

Mercy Hospital St. Louis

Mercy Clinic Heart and Vascular - Fenton

Ratings & Reviews

Dr. Deryk Lee McDowell, MD has an exceptional overall rating with an average of 4.95 out of 5 stars based on 121 ratings. We collect ratings and reviews of Dr. Deryk Lee McDowell, MD from all over the web to help you find the right in Fenton, MO.

4.95

Overall Rating

(121 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Medtronic Vascular, Inc.	$2,073 Micra $836	Implantable Cardioverter Defibrillators - ICDs $338	Reveal LINQ $308	Cardiac Resynchronization Therapy - CRT $155	Claria MRI $116	Other $320
Abbott Laboratories	$1,376 Circulatory Support $307	HeartMate 3 Left Ventricular Dev $306	MitraClip $235	MitraClip System $169	Ensite Cardiac Mapping System $105	Other $253
Boston Scientific Corporation	$541 GENERAL THERAPIES $194	WATCHMAN FLX $125	GENERAL - THERAPIES $115	LUX-Dx Insertable Cardiac Monitor $42	WATCHMAN $32	Other $34
Medtronic, Inc.	$336 Micra $155	LINQ II $36	Cobalt $36	DiamondTemp $25	CARDIOBLATE CRYOFLEX $22	Other $62
St. Jude Medical, Inc.	$269 Electrophysiology $128	HeartMate PHP $100	Microny ll SR plus Pacemaker $41
Other	$1,486 XARELTO $158	OPSUMIT $134	PRALUENT ALIROCUMAB INJECTION $119	BRILINTA $99	LifeVest $78	Other $898

**Types of Payments**
Food and Beverage	$5,542
Travel and Lodging	$343
Education	$184
Gift	$12

Biography

Dr. Deryk McDowell is a cardiology (heart disease) specialist in Fenton, MO and Saint Louis, MO. Patient ratings for Dr. McDowell average 5.0 stars (out of 5). Dr. McDowell's professional affiliations include Mercy Hospital St. Louis and Mercy Hospital Lincoln. Yext reports that he is accepting new patients at his office in Fenton, MO. He graduated from Southern Illinois University School of Medicine. For his residency, Dr. McDowell trained at a hospital affiliated with the University of Tennessee.