In 2024, Dr. John Patrick Parker, MD had a list price for cardiac imaging, cardiac procedures, carotid duplex ultrasound, carotid ultrasound, color Doppler echocardiography, Doppler echocardiography, Doppler ultrasound, duplex ultrasound, echocardiogram (echo), lower extremity (leg) venous ultrasound, lower extremity venous duplex, spectral Doppler echocardiography, transthoracic echocardiography (TTE), ultrasound (sonogram), vascular imaging, vascular procedures, vascular studies, vascular ultrasound, venous duplex ultrasound, and venous ultrasound that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Virginia. 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.

Top 10%

By Affordability:

electrocardiogram

stress echo

stress EKG

In 2024, Dr. John Patrick Parker, MD had a list price for electrocardiogram (EKG), stress echo, and stress EKG that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Virginia. 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.

Top 25%

By Affordability:

cardiac stress testing

stress testing

In 2012, Dr. John Patrick Parker, MD had a list price for cardiac (heart) stress testing, and stress testing that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Virginia. 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. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2012 were inpatient care, hospital care, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	44
ambulatory monitoring	43
blood draw	351
cardiac procedures	588
catheterization	72
diagnostic procedures	50
doctor visit	1675
hospital care	859
inpatient care	859
lab tests	95
minimally invasive procedures	72
pelvic imaging	44
stent placement (stenting)	22
stress testing	95
ultrasound (sonogram)	593
vascular procedures	250

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2013 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	16
ambulatory monitoring	13
angioplasty	26
blood draw	192
cardiac procedures	493
cardioversion	12
catheterization	88
diagnostic procedures	49
doctor visit	1386
hospital care	915
inpatient care	915
lab tests	60
minimally invasive procedures	88
pelvic imaging	16
stent placement (stenting)	26
stress testing	80
ultrasound (sonogram)	461
vascular procedures	177

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	958
Female	1034

**Ethnicity**
Non-Hispanic White	1566
Black	330
Hispanic	33
Asian	37
Other	26
Native American	0

**Age**
From 65 to 74	717
From 75 to 84	734
85 and over	361
Less than 65	180

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	68
Depression	23
Chronic Kidney Disease	38
Asthma	12
Osteoperosis	10
Atrial Fibrilation	37
Heart Failure	47
Chronic Obstructive Pulmonary Disease	29
Diabetes	42
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2014 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	18
cardiac procedures	457
cardioversion	15
catheterization	38
diagnostic procedures	38
doctor visit	1160
hospital care	855
inpatient care	855
lab tests	180
minimally invasive procedures	38
pelvic imaging	18
stress testing	140
ultrasound (sonogram)	451
vascular procedures	184

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	1012
Female	1021

**Ethnicity**
Non-Hispanic White	1567
Black	362
Hispanic	32
Asian	44
Other	28
Native American	0

**Age**
From 65 to 74	768
From 75 to 84	720
85 and over	374
Less than 65	171

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	66
Depression	22
Chronic Kidney Disease	39
Asthma	11
Osteoperosis	10
Atrial Fibrilation	35
Heart Failure	45
Chronic Obstructive Pulmonary Disease	26
Diabetes	43
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2015 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	11
cardiac procedures	489
doctor visit	1171
hospital care	952
inpatient care	952
lab tests	151
pelvic imaging	11
stress testing	185
ultrasound (sonogram)	441
vascular procedures	98

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	1980
Female	2256

**Ethnicity**
Non-Hispanic White	3246
Black	744
Hispanic	86
Asian	92
Other	0
Native American	0

**Age**
From 65 to 74	1632
From 75 to 84	1440
85 and over	798
Less than 65	366

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	60
Depression	26
Chronic Kidney Disease	41
Asthma	21
Osteoperosis	11
Atrial Fibrilation	33
Heart Failure	39
Chronic Obstructive Pulmonary Disease	27
Diabetes	45
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2016 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

cardiac procedures	382
cardioversion	15
doctor visit	1244
hospital care	899
inpatient care	899
lab tests	128
stress testing	117
ultrasound (sonogram)	367
vascular procedures	87

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	842
Female	931

**Ethnicity**
Non-Hispanic White	1370
Black	308
Hispanic	28
Asian	39
Other	0
Native American	0

**Age**
From 65 to 74	644
From 75 to 84	643
85 and over	358
Less than 65	128

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	64
Depression	27
Chronic Kidney Disease	46
Asthma	30
Osteoperosis	11
Atrial Fibrilation	35
Heart Failure	44
Chronic Obstructive Pulmonary Disease	28
Diabetes	44
Dementia	16
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2017 were hospital care, inpatient care, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	11
cardiac procedures	391
cardioversion	20
doctor visit	1135
hospital care	920
inpatient care	920
lab tests	108
pelvic imaging	11
stress testing	105
ultrasound (sonogram)	400
vascular procedures	67

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	789
Female	792

**Ethnicity**
Non-Hispanic White	1221
Black	255
Hispanic	31
Asian	38
Other	36
Native American	0

**Age**
From 65 to 74	577
From 75 to 84	551
85 and over	345
Less than 65	108

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2017

Hypertension	75
High Cholesterol	71
Stroke	10
Ischemic Heart Disease	67
Depression	26
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	10
Atrial Fibrilation	40
Heart Failure	48
Chronic Obstructive Pulmonary Disease	30
Diabetes	47
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2018 were hospital care, inpatient care, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

cardiac procedures	362
cardioversion	13
doctor visit	1372
hospital care	603
inpatient care	589
lab tests	104
stress testing	70
ultrasound (sonogram)	377
vascular procedures	58

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	741
Female	756

**Ethnicity**
Non-Hispanic White	1155
Black	0
Hispanic	42
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	545
From 75 to 84	543
85 and over	307
Less than 65	102

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	66
Depression	26
Chronic Kidney Disease	48
Asthma	10
Osteoperosis	10
Atrial Fibrilation	41
Heart Failure	48
Chronic Obstructive Pulmonary Disease	27
Diabetes	44
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2019 were ultrasound (sonogram), hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

cardiac procedures	364
cardioversion	15
doctor visit	1434
hospital care	456
inpatient care	456
lab tests	102
stress testing	24
ultrasound (sonogram)	457
vascular procedures	104

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	778
Female	724

**Ethnicity**
Non-Hispanic White	1190
Black	219
Hispanic	27
Asian	22
Other	44
Native American	0

**Age**
From 65 to 74	545
From 75 to 84	564
85 and over	309
Less than 65	84

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	66
Depression	28
Chronic Kidney Disease	46
Asthma	9
Osteoperosis	11
Atrial Fibrilation	37
Heart Failure	47
Chronic Obstructive Pulmonary Disease	27
Diabetes	43
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2020 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	16
cardiac procedures	412
doctor visit	1072
hospital care	179
inpatient care	179
pelvic imaging	16
stress testing	15
ultrasound (sonogram)	495
vascular procedures	83

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	753
Female	731

**Ethnicity**
Non-Hispanic White	1193
Black	184
Hispanic	0
Asian	34
Other	40
Native American	0

**Age**
From 65 to 74	548
From 75 to 84	564
85 and over	299
Less than 65	73

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	62
Depression	25
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	10
Atrial Fibrilation	39
Heart Failure	44
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2021 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	11
cardiac procedures	414
doctor visit	1143
hospital care	155
inpatient care	155
pelvic imaging	11
stress testing	30
ultrasound (sonogram)	466
vascular procedures	65

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	694
Female	677

**Ethnicity**
Non-Hispanic White	1096
Black	162
Hispanic	31
Asian	40
Other	42
Native American	0

**Age**
From 65 to 74	506
From 75 to 84	532
85 and over	290
Less than 65	43

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	62
Depression	23
Chronic Kidney Disease	43
Asthma	9
Osteoperosis	10
Atrial Fibrilation	39
Heart Failure	46
Chronic Obstructive Pulmonary Disease	20
Diabetes	41
Dementia	13
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2022 were ultrasound (sonogram), cardiac procedures and vascular procedures.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

cardiac procedures	312
doctor visit	1014
ultrasound (sonogram)	382
vascular procedures	70

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	499
Female	560

**Ethnicity**
Non-Hispanic White	890
Black	100
Hispanic	23
Asian	18
Other	28
Native American	0

**Age**
From 65 to 74	372
From 75 to 84	427
85 and over	231
Less than 65	29

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	52
Depression	20
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	15
Atrial Fibrilation	46
Heart Failure	39
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	7
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2023 were ultrasound (sonogram), cardiac procedures, vascular procedures and pelvic imaging.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

abdominal imaging	13
cardiac procedures	276
doctor visit	956
pelvic imaging	13
ultrasound (sonogram)	394
vascular procedures	130

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	497
Female	496

**Ethnicity**
Non-Hispanic White	807
Black	103
Hispanic	23
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	370
From 75 to 84	421
85 and over	179
Less than 65	23

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	54
Depression	21
Chronic Kidney Disease	28
Asthma	12
Osteoperosis	15
Atrial Fibrilation	42
Heart Failure	36
Chronic Obstructive Pulmonary Disease	24
Diabetes	40
Dementia	7
Cancer	18

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA during 2024 were ultrasound (sonogram), cardiac procedures, vascular procedures and stress testing.

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

cardiac procedures	361
doctor visit	817
stress testing	44
ultrasound (sonogram)	392
vascular procedures	62

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	540
Female	513

**Ethnicity**
Non-Hispanic White	869
Black	104
Hispanic	22
Asian	25
Other	33
Native American	0

**Age**
From 65 to 74	373
From 75 to 84	464
85 and over	185
Less than 65	31

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	53
Depression	23
Chronic Kidney Disease	30
Asthma	15
Osteoperosis	14
Atrial Fibrilation	45
Heart Failure	43
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	8
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. John Patrick Parker, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Patrick Parker, MD treated as a cardiologist in #e Franklin, VA were hospital care, inpatient care, ultrasound (sonogram) and cardiac procedures.

abdominal imaging	17
ambulatory monitoring	28
angioplasty	26
blood draw	271
cardiac procedures	407
cardioversion	15
catheterization	66
diagnostic procedures	45
doctor visit	1198
hospital care	679
inpatient care	677
lab tests	116
minimally invasive procedures	66
pelvic imaging	17
stent placement (stenting)	24
stress testing	82
ultrasound (sonogram)	436
vascular procedures	110

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John Patrick Parker, MD.

**Gender**
Male	775
Female	807

**Ethnicity**
Black / African American	220
Asian / Pacific Islander	29
Non-Hispanic White	1243
Hispanic	29
Native American / Alaskan Native	0
Other	26

**Age**
75 to 84	584
85 and over	310
Less than 65	102
65 to 74	584

Average of Total of Conditions of Medicare patients treated by Dr. John Patrick Parker, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. John Patrick Parker, MD treated were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension	69
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	56
Depression	22
Chronic Kidney Disease	36
Asthma	12
Osteoporosis	10
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	39
Atrial Fibrillation	36
Cancer	14
Dementia	12

Education & Training

He has a state license in Virginia.

Licensed In: Virginia

Ratings & Reviews

Dr. John Patrick Parker, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. John Patrick Parker, MD from all over the web to help you find the right in #e Franklin, VA.

Overall Rating

(2 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Janssen Pharmaceuticals, Inc	$460 XARELTO $460
Boehringer Ingelheim Pharmaceuticals, Inc.	$289 Pradaxa $276	$12
AstraZeneca Pharmaceuticals LP	$287 FARXIGA $229	BRILINTA $58
The Medicines Company	$209 BRILINTA $99	KENGREAL $88	PREMIER $22
Janssen Scientific Affairs, LLC	$176 XARELTO $176
Other	$521 Mask $115	Diamondback Coronary $66	ELIQUIS $56	SAMSCA $52	BYSTOLIC $32	Other $200

**Types of Payments**
Food and Beverage	$1,676
Education	$166
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$99

Biography

Dr. John Parker is an adult cardiology specialist in Norfolk, VA. Dr. Parker has obtained a license to practice in Virginia.

Select Year:

Dr. John Patrick Parker, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Patrick Parker, MD in 2024

By Affordability:

By Affordability:

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. John Patrick Parker, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Patrick Parker, 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. John Patrick Parker, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography