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Home > VA Providers > Neurologists

Dr. John Joseph Hennessey IV, MD

(7 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease)

1401 Johnston Willis Drive The Atrium Suite 5300
Richmond, VA 23235

(804) 323-1145

Dr. John Joseph Hennessey IV, MD is a neurologist in Richmond, VA specializing in neurology (brain & spinal cord disease).

Office Locations

1401 Johnston Willis Drive The Atrium Suite 5300
Richmond, VA 23235

(804) 323-1145

(804) 272-1903

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2012 were hospital care, inpatient care, sleep study and electroencephalography (EEG).

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

doctor visit	689
electroencephalography (EEG)	27
hospital care	50
inpatient care	50
sleep study	27

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2013 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

doctor visit	765
electroencephalography (EEG)	116
hospital care	176
inpatient care	176

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	246
Female	400

**Ethnicity**
Non-Hispanic White	531
Black	101
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	191
85 and over	100
Less than 65	114

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2013

Hypertension	72
High Cholesterol	63
Stroke	22
Ischemic Heart Disease	38
Depression	34
Chronic Kidney Disease	25
Asthma	11
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	33
Dementia	31
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2014 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	13
doctor visit	795
electroencephalography (EEG)	106
hospital care	123
inpatient care	123

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	236
Female	355

**Ethnicity**
Non-Hispanic White	466
Black	110
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	180
85 and over	82
Less than 65	99

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2014

Hypertension	72
High Cholesterol	62
Stroke	21
Ischemic Heart Disease	34
Depression	35
Chronic Kidney Disease	25
Asthma	11
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	33
Dementia	33
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2015 were hospital care, inpatient care, electroencephalography (EEG) and ultrasound (sonogram).

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	13
doctor visit	870
electroencephalography (EEG)	112
hospital care	202
inpatient care	202
ultrasound (sonogram)	14
vascular procedures	14

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	498
Female	840

**Ethnicity**
Non-Hispanic White	1048
Black	250
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	468
From 75 to 84	404
85 and over	226
Less than 65	240

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2015

Hypertension	74
High Cholesterol	61
Stroke	22
Ischemic Heart Disease	36
Depression	41
Chronic Kidney Disease	27
Asthma	16
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	35
Dementia	33
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2016 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

doctor visit	718
electroencephalography (EEG)	74
hospital care	166
inpatient care	166

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	225
Female	368

**Ethnicity**
Non-Hispanic White	459
Black	113
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	238
From 75 to 84	167
85 and over	92
Less than 65	96

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2016

Hypertension	75
High Cholesterol	56
Stroke	20
Ischemic Heart Disease	37
Depression	37
Chronic Kidney Disease	31
Asthma	20
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	35
Dementia	33
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2017 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	27
doctor visit	706
electroencephalography (EEG)	75
hospital care	122
inpatient care	122

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	226
Female	342

**Ethnicity**
Non-Hispanic White	444
Black	102
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	176
85 and over	60
Less than 65	115

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2017

Hypertension	75
High Cholesterol	52
Stroke	20
Ischemic Heart Disease	33
Depression	39
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	33
Dementia	35
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2018 were diagnostic procedures, electroencephalography (EEG), minimally invasive procedures and injections.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	53
doctor visit	736
electroencephalography (EEG)	47
hospital care	18
injections	19
inpatient care	18
minimally invasive procedures	19

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	207
Female	336

**Ethnicity**
Non-Hispanic White	428
Black	94
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	158
85 and over	65
Less than 65	103

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2018

Hypertension	73
High Cholesterol	62
Stroke	12
Ischemic Heart Disease	30
Depression	39
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	31
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2019 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	51
doctor visit	746
electroencephalography (EEG)	53

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	183
Female	325

**Ethnicity**
Non-Hispanic White	390
Black	101
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	148
85 and over	58
Less than 65	104

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2019

Hypertension	72
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	29
Depression	42
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	33
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2020 were diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	30
doctor visit	598
electroencephalography (EEG)	23

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	163
Female	241

**Ethnicity**
Non-Hispanic White	313
Black	75
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	142
85 and over	39
Less than 65	65

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2020

Hypertension	64
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	32
Depression	35
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	31
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2021 were diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	14
doctor visit	537

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	150
Female	219

**Ethnicity**
Non-Hispanic White	283
Black	66
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	132
85 and over	44
Less than 65	50

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2021

Hypertension	65
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	28
Depression	36
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	30
Dementia	37
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA during 2022 were diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

diagnostic procedures	12
doctor visit	621

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	149
Female	230

**Ethnicity**
Non-Hispanic White	301
Black	66
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	135
85 and over	47
Less than 65	54

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2022

Hypertension	72
High Cholesterol	73
Stroke	17
Ischemic Heart Disease	23
Depression	33
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	28
Dementia	30
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

doctor visit	137

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Male	50
Female	78

**Ethnicity**
Non-Hispanic White	100
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	50
85 and over	14
Less than 65	15

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2023

Hypertension	73
High Cholesterol	73
Stroke	15
Ischemic Heart Disease	24
Depression	32
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	20
Atrial Fibrilation	17
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	39
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. John Joseph Hennessey IV, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Joseph Hennessey IV, MD treated as a neurologist in Richmond, VA were hospital care, inpatient care, electroencephalography (EEG) and sleep study.

diagnostic procedures	26
doctor visit	659
electroencephalography (EEG)	70
hospital care	122
injections	19
inpatient care	122
minimally invasive procedures	19
sleep study	27
ultrasound (sonogram)	14
vascular procedures	14

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. John Joseph Hennessey IV, MD.

**Gender**
Female	311
Male	194

**Ethnicity**
Black / African American	89
Asian / Pacific Islander	0
Non-Hispanic White	396
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	156
85 and over	68
Less than 65	87
65 to 74	191

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. John Joseph Hennessey IV, MD treated were hypertension, high cholesterol, depression and dementia.

Hypertension	65
High Cholesterol	57
Stroke	15
Ischemic Heart Disease	28
Depression	33
Chronic Kidney Disease	25
Asthma	9
Osteoporosis	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Atrial Fibrillation	11
Dementia	30
Cancer	10

Education & Training

He has a state license in Virginia.

Licensed In: Virginia

Ratings & Reviews

Dr. John Joseph Hennessey IV, MD has a high overall rating with an average of 4.07 out of 5 stars based on 7 ratings. We collect ratings and reviews of Dr. John Joseph Hennessey IV, MD from all over the web to help you find the right in Richmond, VA.

4.07

Overall Rating

(7 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. John Joseph Hennessey IV, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novartis Pharmaceuticals Corporation	$2,033 Gilenya $742	Aimovig $735	EXELON PATCH $179	MAYZENT $166	KESIMPTA $152	Other $59
Biogen, Inc.	$2,032 TECFIDERA $635	TYSABRI $402	PLEGRIDY $324	Vumerity $250	AVONEX $106	Other $316
Teva Pharmaceuticals USA, Inc.	$1,885 COPAXONE $882	AZILECT $620	Unclassified $76	Zecuity $29	AUSTEDO $20	Other $258
GENZYME CORPORATION	$1,794 AUBAGIO $1,211	LEMTRADA $549	POMPE - DISEASE $20	LUMIZYME $13
EMD Serono, Inc.	$1,367 Rebif $1,091	Mavenclad $248	$29
Other	$14,844 ACTHAR $807	TROKENDI XR $760	BOTOX $663	Briviact $632	AVONEX $534	Other $11,449

**Types of Payments**
Food and Beverage	$23,101
Education	$558
Consulting Fee	$175
Gift	$76
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$46

Biography

Dr. John Hennessey works as a neurology (brain & spinal cord disease) specialist in Richmond, VA. Dr. Hennessey obtained a license to practice in Virginia.

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Dr. John Joseph Hennessey IV, MD

Office Locations

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. John Joseph Hennessey IV, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph Hennessey IV, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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