In 2012, Dr. David Humphrey Drenning, 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 Alabama. 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. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2012 were cardiac procedures, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	15
cardiac procedures	555
catheterization	311
diagnostic procedures	231
doctor visit	493
hospital care	524
inpatient care	418
minimally invasive procedures	311
outpatient care	106
stent placement (stenting)	80
stress testing	14
ultrasound (sonogram)	200
vascular procedures	246

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2013 were cardiac procedures, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

angioplasty	110
cardiac procedures	759
catheterization	430
diagnostic procedures	248
doctor visit	527
emergency care	17
hospital care	568
inpatient care	473
minimally invasive procedures	430
outpatient care	95
stent placement (stenting)	110
ultrasound (sonogram)	311
vascular procedures	266

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	883
Female	693

**Ethnicity**
Non-Hispanic White	1375
Black	169
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	621
From 75 to 84	534
85 and over	194
Less than 65	227

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2013

Hypertension	75
High Cholesterol	72
Stroke	11
Ischemic Heart Disease	75
Depression	24
Chronic Kidney Disease	42
Asthma	11
Osteoperosis	7
Atrial Fibrilation	26
Heart Failure	46
Chronic Obstructive Pulmonary Disease	32
Diabetes	46
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2014 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

angioplasty	74
cardiac procedures	814
catheterization	372
diagnostic procedures	231
doctor visit	475
emergency care	30
hospital care	602
inpatient care	485
minimally invasive procedures	372
outpatient care	117
stent placement (stenting)	74
ultrasound (sonogram)	422
vascular procedures	251

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	898
Female	787

**Ethnicity**
Non-Hispanic White	1443
Black	216
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	638
From 75 to 84	591
85 and over	186
Less than 65	270

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	74
Depression	24
Chronic Kidney Disease	45
Asthma	11
Osteoperosis	8
Atrial Fibrilation	27
Heart Failure	49
Chronic Obstructive Pulmonary Disease	27
Diabetes	46
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2015 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	12
angioplasty	78
cardiac procedures	713
catheterization	306
diagnostic procedures	164
doctor visit	612
emergency care	25
hospital care	533
inpatient care	485
minimally invasive procedures	306
outpatient care	48
stent placement (stenting)	78
ultrasound (sonogram)	367
vascular procedures	192

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	1674
Female	1456

**Ethnicity**
Non-Hispanic White	2736
Black	346
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1208
From 75 to 84	1046
85 and over	386
Less than 65	490

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	74
Depression	25
Chronic Kidney Disease	48
Asthma	20
Osteoperosis	6
Atrial Fibrilation	29
Heart Failure	48
Chronic Obstructive Pulmonary Disease	30
Diabetes	46
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2016 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	17
angioplasty	72
cardiac procedures	762
catheterization	311
diagnostic procedures	177
doctor visit	493
emergency care	26
hospital care	563
inpatient care	520
minimally invasive procedures	311
outpatient care	43
stent placement (stenting)	72
ultrasound (sonogram)	371
vascular procedures	240

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	757
Female	610

**Ethnicity**
Non-Hispanic White	1205
Black	140
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	559
From 75 to 84	439
85 and over	175
Less than 65	194

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	52
Asthma	32
Osteoperosis	6
Atrial Fibrilation	30
Heart Failure	46
Chronic Obstructive Pulmonary Disease	30
Diabetes	47
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2017 were cardiac procedures, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	11
angioplasty	92
cardiac procedures	633
catheterization	363
diagnostic procedures	195
doctor visit	433
emergency care	30
hospital care	425
inpatient care	369
minimally invasive procedures	363
outpatient care	56
stent placement (stenting)	92
ultrasound (sonogram)	196
vascular procedures	242

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	577
Female	489

**Ethnicity**
Non-Hispanic White	936
Black	111
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	412
From 75 to 84	379
85 and over	134
Less than 65	141

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	53
Asthma	10
Osteoperosis	8
Atrial Fibrilation	29
Heart Failure	48
Chronic Obstructive Pulmonary Disease	29
Diabetes	46
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2018 were cardiac procedures, hospital care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	19
angioplasty	82
cardiac procedures	518
catheterization	284
diagnostic procedures	139
doctor visit	513
emergency care	22
hospital care	298
inpatient care	277
minimally invasive procedures	284
outpatient care	21
stent placement (stenting)	82
ultrasound (sonogram)	145
vascular procedures	209

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	578
Female	414

**Ethnicity**
Non-Hispanic White	879
Black	91
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	370
From 75 to 84	360
85 and over	129
Less than 65	133

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	75
Depression	24
Chronic Kidney Disease	52
Asthma	8
Osteoperosis	8
Atrial Fibrilation	27
Heart Failure	41
Chronic Obstructive Pulmonary Disease	25
Diabetes	46
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2019 were cardiac procedures, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

ambulatory monitoring	23
angioplasty	86
cardiac procedures	466
catheterization	257
diagnostic procedures	128
doctor visit	506
hospital care	291
inpatient care	278
minimally invasive procedures	257
outpatient care	13
stent placement (stenting)	86
ultrasound (sonogram)	131
vascular procedures	183

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	479
Female	320

**Ethnicity**
Non-Hispanic White	713
Black	70
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	329
From 75 to 84	287
85 and over	94
Less than 65	89

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	53
Asthma	9
Osteoperosis	8
Atrial Fibrilation	27
Heart Failure	41
Chronic Obstructive Pulmonary Disease	22
Diabetes	47
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2020 were cardiac procedures, minimally invasive procedures, catheterization and hospital care.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

angioplasty	64
cardiac procedures	277
catheterization	177
diagnostic procedures	81
doctor visit	336
hospital care	169
inpatient care	169
minimally invasive procedures	177
stent placement (stenting)	64
ultrasound (sonogram)	83
vascular procedures	98

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	307
Female	210

**Ethnicity**
Non-Hispanic White	467
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	194
From 75 to 84	193
85 and over	69
Less than 65	61

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	55
Asthma	8
Osteoperosis	6
Atrial Fibrilation	26
Heart Failure	44
Chronic Obstructive Pulmonary Disease	21
Diabetes	50
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2021 were cardiac procedures, minimally invasive procedures, catheterization and hospital care.

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

angioplasty	74
cardiac procedures	318
catheterization	230
diagnostic procedures	119
doctor visit	425
hospital care	200
inpatient care	200
minimally invasive procedures	230
stent placement (stenting)	74
ultrasound (sonogram)	76
vascular procedures	131

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	384
Female	269

**Ethnicity**
Non-Hispanic White	588
Black	46
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	251
85 and over	96
Less than 65	59

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	75
Depression	23
Chronic Kidney Disease	52
Asthma	7
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	43
Chronic Obstructive Pulmonary Disease	20
Diabetes	45
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2022 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

cardiac procedures	149
catheterization	20
diagnostic procedures	20
doctor visit	615
hospital care	299
inpatient care	299
minimally invasive procedures	20
ultrasound (sonogram)	129
vascular procedures	20

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	568
Female	443

**Ethnicity**
Non-Hispanic White	926
Black	63
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	349
From 75 to 84	405
85 and over	177
Less than 65	80

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	67
Depression	23
Chronic Kidney Disease	41
Asthma	11
Osteoperosis	12
Atrial Fibrilation	44
Heart Failure	40
Chronic Obstructive Pulmonary Disease	24
Diabetes	44
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2023 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

cardiac procedures	228
catheterization	20
diagnostic procedures	20
doctor visit	610
hospital care	244
inpatient care	244
minimally invasive procedures	20
ultrasound (sonogram)	208
vascular procedures	20

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	437
Female	373

**Ethnicity**
Non-Hispanic White	730
Black	59
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	303
From 75 to 84	316
85 and over	141
Less than 65	50

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	66
Depression	23
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	13
Atrial Fibrilation	41
Heart Failure	36
Chronic Obstructive Pulmonary Disease	22
Diabetes	41
Dementia	14
Cancer	17

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL during 2024 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

cardiac procedures	174
catheterization	24
diagnostic procedures	24
doctor visit	474
hospital care	165
inpatient care	165
minimally invasive procedures	24
ultrasound (sonogram)	150
vascular procedures	24

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Male	363
Female	300

**Ethnicity**
Non-Hispanic White	601
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	235
From 75 to 84	278
85 and over	116
Less than 65	34

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	68
Depression	24
Chronic Kidney Disease	41
Asthma	14
Osteoperosis	13
Atrial Fibrilation	41
Heart Failure	39
Chronic Obstructive Pulmonary Disease	24
Diabetes	43
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. David Humphrey Drenning, MD for Medicare patients.

The highest averages for the top procedures that Dr. David Humphrey Drenning, MD treated as an interventional cardiologist in Huntsville, AL were cardiac procedures, hospital care, inpatient care and minimally invasive procedures.

ambulatory monitoring	16
angioplasty	81
cardiac procedures	489
catheterization	238
diagnostic procedures	136
doctor visit	500
emergency care	25
hospital care	375
inpatient care	337
minimally invasive procedures	238
outpatient care	62
stent placement (stenting)	81
stress testing	14
ultrasound (sonogram)	214
vascular procedures	163

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. David Humphrey Drenning, MD.

**Gender**
Female	489
Male	608

**Ethnicity**
Black / African American	100
Asian / Pacific Islander	0
Non-Hispanic White	969
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
75 to 84	390
85 and over	145
Less than 65	140
65 to 74	420

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

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

Hypertension	69
High Cholesterol	69
Stroke	12
Ischemic Heart Disease	67
Depression	22
Chronic Kidney Disease	44
Asthma	11
Osteoporosis	7
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	42
Atrial Fibrillation	28
Dementia	12
Cancer	12

Education & Training

He has a state license in Alabama.

Licensed In: Alabama

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$46,184 ENTRESTO $43,543	SERELAXIN $895	LEQVIO $555	$1,191
AstraZeneca Pharmaceuticals LP	$35,069 BRILINTA $34,212	FARXIGA $281	WAINUA $105	$470
Lilly USA, LLC	$26,963 Effient $26,963
ARALEZ PHARMACEUTICALS US INC.	$11,599 YOSPRALA $7,393	ZONTIVITY $4,206
Medtronic Vascular, Inc.	$5,457 Resolute $4,254	TVAC $897	CoreValve Evolut $147	STENTS $132	Complete SE $18	Other $9
Other	$20,727 XARELTO $4,237	ELIQUIS $1,862	Repatha $1,367	JARDIANCE $1,117	Pradaxa $1,025	Other $11,118

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$91,097
Food and Beverage	$32,243
Consulting Fee	$14,475
Travel and Lodging	$7,853
Education	$330

Research Payments

Dr. David Humphrey Drenning, MD has received 11 research payments totaling $121,275.

Biography

Dr. David Drenning practices interventional cardiology in Huntsville, AL. Dr. Drenning obtained a license to practice in Alabama.

Select Year:

Dr. David Humphrey Drenning, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. David Humphrey Drenning, MD in 2024

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. David Humphrey Drenning, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Humphrey Drenning, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

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

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

Interventional Cardiologists in Nearby Locations

Other Providers in Huntsville, AL