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Home > VA Providers > Cardiac Electrophysiologists

Dr. Jon Andrew Grammes, DO

(254 Ratings)

Specializes in: Cardiac Electrophysiology (Heart Rhythm) and Adult Cardiology

Philadelphia College of Osteopathic Medicine (2002)

Professional interests include: electrophysiological (EP) study

844 Kempsville Road Suite 204
Norfolk, VA 23502

(757) 261-0700

Dr. Jon Andrew Grammes, DO is a cardiac electrophysiologist in Norfolk, VA specializing in cardiac electrophysiology (heart rhythm) and adult cardiology. He graduated from Philadelphia College of Osteopathic Medicine in 2002 and has 24 years of experience. Dr. Jon Andrew Grammes, DO is affiliated with Sentara Health.

Office Locations

844 Kempsville Road Suite 204
Norfolk, VA 23502

(757) 261-0700

(757) 261-0701

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In The News

“Her doctor, cardiologist Jon Grammes, recommended a procedure called an atrioventricular node ablation to ease her breathing.”—"Virginia Beach woman's family believes she stayed on life support too long", The Virginian-Pilot, April 2018

Noteworthy Medicare Patient Procedures Performed by Dr. Jon Andrew Grammes, DO in 2024

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

Top 5%

By Volume:

ablation

cardiac catheter ablation

electrophysiological study and catheter ablation

inpatient hospital care

pulmonary vein isolation

By Affordability:

transthoracic echocardiography

In 2024, among providers in related specialties within Virginia, Dr. Jon Andrew Grammes, DO performed more ablation, cardiac catheter ablation, electrophysiological study and catheter ablation, inpatient hospital care (for patient admitted to hospital), and pulmonary vein isolation (PVI) procedures for Medicare patients than 95% of them and he also had a list price for transthoracic echocardiography (TTE) that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

minimally invasive procedures

By Affordability:

cardiac imaging

color Doppler echocardiography

Doppler echocardiography

Doppler ultrasound

echocardiogram

ICD system replacement

implantable cardioverter-defibrillator insertion

implantable cardioverter-defibrillator replacement

spectral Doppler echocardiography

transvenous ICD implantation

ultrasound

In 2024, among providers in related specialties within Virginia, Dr. Jon Andrew Grammes, DO performed more minimally invasive procedures procedures for Medicare patients than 90% of them and he also had a list price for cardiac imaging, color Doppler echocardiography, Doppler echocardiography, Doppler ultrasound, echocardiogram (echo), ICD system replacement, implantable cardioverter-defibrillator (ICD) insertion, implantable cardioverter-defibrillator (ICD) replacement, spectral Doppler echocardiography, transvenous ICD implantation, and ultrasound (sonogram) that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

cardiac device implantation

cardiac procedures

cardioversion

elective external cardioversion

transthoracic echocardiography

By Affordability:

cardiac device implantation

cardiac pacing procedures

inpatient hospital care

intracardiac echocardiography

minimally invasive surgery

pacemaker implantation

pacemaker replacement

pacemaker system replacement

permanent pacemaker implantation

permanent transvenous pacemaker implantation

permanent transvenous pacemaker replacement

In 2012, among providers in related specialties within Virginia, Dr. Jon Andrew Grammes, DO performed more cardiac device implantation, cardiac procedures, cardioversion, elective external cardioversion, and transthoracic echocardiography (TTE) procedures for Medicare patients than 75% of them and he also had a list price for cardiac device implantation, cardiac pacing procedures, cardiac procedures, device implantation, heart surgery, hospital care, implant surgery, inpatient care, inpatient hospital care (for patient admitted to hospital), intracardiac echocardiography (ICE), minimally invasive surgery, pacemaker implantation, pacemaker replacement, pacemaker system replacement, permanent pacemaker implantation, permanent transvenous pacemaker implantation, and permanent transvenous pacemaker replacement 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. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2012 were inpatient care, hospital care, cardiac procedures and stress testing.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ambulatory monitoring	16
cardiac procedures	847
diagnostic procedures	13
doctor visit	381
hospital care	983
implant surgery	34
implantable cardioverter-defibrillator (ICD) replacement	16
inpatient care	983
lab tests	65
minimally invasive procedures	50
nuclear scan	238
preventive care	20
stress testing	519
tilt table test	11
ultrasound (sonogram)	286

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2013 were hospital care, inpatient care, cardiac procedures and stress testing.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

cardiac procedures	726
doctor visit	438
hospital care	870
implant surgery	46
implantable cardioverter-defibrillator (ICD) replacement	18
inpatient care	870
lab tests	45
minimally invasive procedures	46
nuclear scan	166
preventive care	27
stress testing	358
tilt table test	15
ultrasound (sonogram)	333

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	517
Female	533

**Ethnicity**
Non-Hispanic White	506
Black	515
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	388
From 75 to 84	339
85 and over	137
Less than 65	186

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2013

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	66
Depression	23
Chronic Kidney Disease	44
Asthma	16
Osteoperosis	6
Atrial Fibrilation	35
Heart Failure	54
Chronic Obstructive Pulmonary Disease	29
Diabetes	49
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2014 were hospital care, inpatient care, cardiac procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	102
cardiac procedures	279
cardioversion	23
catheterization	51
diagnostic procedures	51
doctor visit	610
hospital care	627
implant surgery	61
implantable cardioverter-defibrillator (ICD) replacement	31
inpatient care	612
minimally invasive procedures	210
outpatient care	15
ultrasound (sonogram)	167

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	668
Female	521

**Ethnicity**
Non-Hispanic White	847
Black	301
Hispanic	0
Asian	16
Other	13
Native American	0

**Age**
From 65 to 74	439
From 75 to 84	391
85 and over	201
Less than 65	158

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2014

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	66
Depression	22
Chronic Kidney Disease	43
Asthma	14
Osteoperosis	7
Atrial Fibrilation	50
Heart Failure	57
Chronic Obstructive Pulmonary Disease	24
Diabetes	43
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2015 were hospital care, inpatient care, cardiac procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	102
cardiac procedures	294
cardioversion	19
catheterization	51
diagnostic procedures	51
doctor visit	769
hospital care	613
implant surgery	80
implantable cardioverter-defibrillator (ICD) replacement	34
inpatient care	591
minimally invasive procedures	247
outpatient care	22
ultrasound (sonogram)	163

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	1474
Female	1118

**Ethnicity**
Non-Hispanic White	1924
Black	568
Hispanic	34
Asian	30
Other	36
Native American	0

**Age**
From 65 to 74	980
From 75 to 84	830
85 and over	450
Less than 65	332

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2015

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	64
Depression	22
Chronic Kidney Disease	44
Asthma	20
Osteoperosis	8
Atrial Fibrilation	57
Heart Failure	56
Chronic Obstructive Pulmonary Disease	26
Diabetes	43
Dementia	13
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2016 were hospital care, inpatient care, cardiac procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	136
cardiac procedures	272
cardioversion	30
catheterization	68
diagnostic procedures	68
doctor visit	848
hospital care	636
implant surgery	64
implantable cardioverter-defibrillator (ICD) replacement	24
inpatient care	611
minimally invasive procedures	264
outpatient care	25
ultrasound (sonogram)	140

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	857
Female	690

**Ethnicity**
Non-Hispanic White	1173
Black	311
Hispanic	26
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	586
From 75 to 84	520
85 and over	270
Less than 65	171

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2016

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	64
Depression	23
Chronic Kidney Disease	45
Asthma	31
Osteoperosis	8
Atrial Fibrilation	54
Heart Failure	54
Chronic Obstructive Pulmonary Disease	28
Diabetes	42
Dementia	13
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2017 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	166
cardiac procedures	270
cardioversion	35
catheterization	83
diagnostic procedures	72
doctor visit	776
hospital care	639
implant surgery	51
implantable cardioverter-defibrillator (ICD) replacement	15
inpatient care	625
minimally invasive procedures	276
outpatient care	14
ultrasound (sonogram)	136

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	926
Female	666

**Ethnicity**
Non-Hispanic White	1196
Black	323
Hispanic	25
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	604
From 75 to 84	554
85 and over	286
Less than 65	148

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2017

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	64
Depression	22
Chronic Kidney Disease	48
Asthma	11
Osteoperosis	8
Atrial Fibrilation	55
Heart Failure	54
Chronic Obstructive Pulmonary Disease	26
Diabetes	43
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2018 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	122
cardiac procedures	212
cardioversion	40
catheterization	61
diagnostic procedures	61
doctor visit	641
hospital care	601
implant surgery	68
implantable cardioverter-defibrillator (ICD) replacement	27
inpatient care	601
minimally invasive procedures	234
ultrasound (sonogram)	83

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	944
Female	673

**Ethnicity**
Non-Hispanic White	1173
Black	362
Hispanic	28
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	620
From 75 to 84	566
85 and over	275
Less than 65	156

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2018

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	63
Depression	23
Chronic Kidney Disease	47
Asthma	10
Osteoperosis	8
Atrial Fibrilation	56
Heart Failure	55
Chronic Obstructive Pulmonary Disease	25
Diabetes	42
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2019 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	126
cardiac procedures	224
cardioversion	24
catheterization	63
diagnostic procedures	63
doctor visit	594
hospital care	455
implant surgery	55
implantable cardioverter-defibrillator (ICD) replacement	26
inpatient care	441
minimally invasive procedures	241
outpatient care	14
ultrasound (sonogram)	106

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	870
Female	625

**Ethnicity**
Non-Hispanic White	1125
Black	282
Hispanic	31
Asian	0
Other	33
Native American	0

**Age**
From 65 to 74	618
From 75 to 84	525
85 and over	244
Less than 65	108

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2019

Hypertension	75
High Cholesterol	0
Stroke	8
Ischemic Heart Disease	59
Depression	24
Chronic Kidney Disease	46
Asthma	10
Osteoperosis	8
Atrial Fibrilation	54
Heart Failure	53
Chronic Obstructive Pulmonary Disease	23
Diabetes	42
Dementia	14
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2020 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	142
cardiac procedures	233
cardioversion	56
catheterization	71
diagnostic procedures	56
doctor visit	462
hospital care	568
implant surgery	40
implantable cardioverter-defibrillator (ICD) replacement	12
inpatient care	568
minimally invasive procedures	247
ultrasound (sonogram)	122

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	880
Female	608

**Ethnicity**
Non-Hispanic White	1168
Black	215
Hispanic	40
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	555
From 75 to 84	553
85 and over	272
Less than 65	108

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2020

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	60
Depression	25
Chronic Kidney Disease	52
Asthma	9
Osteoperosis	9
Atrial Fibrilation	61
Heart Failure	59
Chronic Obstructive Pulmonary Disease	24
Diabetes	42
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2021 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	194
cardiac procedures	287
cardioversion	47
catheterization	97
diagnostic procedures	97
doctor visit	667
hospital care	601
implant surgery	53
implantable cardioverter-defibrillator (ICD) replacement	18
inpatient care	601
minimally invasive procedures	332
ultrasound (sonogram)	137

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	884
Female	731

**Ethnicity**
Non-Hispanic White	1324
Black	179
Hispanic	35
Asian	0
Other	41
Native American	0

**Age**
From 65 to 74	585
From 75 to 84	632
85 and over	316
Less than 65	82

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2021

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	59
Depression	24
Chronic Kidney Disease	48
Asthma	10
Osteoperosis	11
Atrial Fibrilation	60
Heart Failure	58
Chronic Obstructive Pulmonary Disease	23
Diabetes	39
Dementia	14
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2022 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	184
cardiac procedures	401
cardioversion	28
catheterization	92
diagnostic procedures	92
doctor visit	733
hospital care	526
implant surgery	37
implantable cardioverter-defibrillator (ICD) replacement	15
inpatient care	526
minimally invasive procedures	242
ultrasound (sonogram)	272

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	976
Female	791

**Ethnicity**
Non-Hispanic White	1457
Black	192
Hispanic	0
Asian	36
Other	46
Native American	0

**Age**
From 65 to 74	631
From 75 to 84	705
85 and over	346
Less than 65	85

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	46
Depression	24
Chronic Kidney Disease	35
Asthma	13
Osteoperosis	14
Atrial Fibrilation	70
Heart Failure	52
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	9
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2023 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	192
cardiac procedures	398
cardioversion	30
catheterization	96
diagnostic procedures	96
doctor visit	836
hospital care	581
implant surgery	42
implantable cardioverter-defibrillator (ICD) replacement	14
inpatient care	581
minimally invasive procedures	234
ultrasound (sonogram)	260

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	1013
Female	860

**Ethnicity**
Non-Hispanic White	1567
Black	192
Hispanic	35
Asian	0
Other	51
Native American	0

**Age**
From 65 to 74	725
From 75 to 84	737
85 and over	348
Less than 65	63

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	45
Depression	24
Chronic Kidney Disease	35
Asthma	14
Osteoperosis	15
Atrial Fibrilation	73
Heart Failure	53
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	11
Cancer	20

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA during 2024 were hospital care, inpatient care, cardiac procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

ablation	224
cardiac procedures	442
cardioversion	34
catheterization	112
diagnostic procedures	112
doctor visit	677
hospital care	747
implant surgery	48
implantable cardioverter-defibrillator (ICD) replacement	16
inpatient care	747
minimally invasive procedures	295
ultrasound (sonogram)	282

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	1100
Female	968

**Ethnicity**
Non-Hispanic White	1715
Black	208
Hispanic	42
Asian	0
Other	66
Native American	0

**Age**
From 65 to 74	767
From 75 to 84	836
85 and over	403
Less than 65	62

Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO in 2024

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	47
Depression	24
Chronic Kidney Disease	36
Asthma	12
Osteoperosis	15
Atrial Fibrilation	70
Heart Failure	51
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	9
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Jon Andrew Grammes, DO for Medicare patients.

The highest averages for the top procedures that Dr. Jon Andrew Grammes, DO treated as a cardiac electrophysiologist in Norfolk, VA were hospital care, inpatient care, stress testing and cardiac procedures.

ablation	153
ambulatory monitoring	16
cardiac procedures	375
cardioversion	33
catheterization	76
diagnostic procedures	69
doctor visit	648
hospital care	649
implant surgery	52
implantable cardioverter-defibrillator (ICD) replacement	20
inpatient care	642
lab tests	55
minimally invasive procedures	224
nuclear scan	202
outpatient care	18
preventive care	23
stress testing	438
ultrasound (sonogram)	191

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Jon Andrew Grammes, DO.

**Gender**
Male	854
Female	675

**Ethnicity**
Black / African American	280
Asian / Pacific Islander	8
Non-Hispanic White	1167
Native American / Alaskan Native	0
Hispanic	22
Other	28

**Age**
75 to 84	552
85 and over	272
Less than 65	127
65 to 74	576

Average of Total of Conditions of Medicare patients treated by Dr. Jon Andrew Grammes, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Jon Andrew Grammes, DO treated were hypertension, high cholesterol, ischemic heart disease and atrial fibrilation.

Hypertension	69
High Cholesterol	62
Stroke	9
Ischemic Heart Disease	54
Depression	21
Chronic Kidney Disease	40
Asthma	13
Osteoporosis	9
Heart Failure	50
Chronic Obstructive Pulmonary Disease	23
Diabetes	37
Atrial Fibrillation	53
Dementia	12
Cancer	14

Education & Training

Dr. Jon Andrew Grammes, DO graduated from Philadelphia College of Osteopathic Medicine in 2002. He completed residency at Drexel University Affiliated Hospitals. He is certified by the Certified - American Board of Internal Medicine - Internal Medicine and has a state license in Virginia.

Medical School: Philadelphia College of Osteopathic Medicine (2002)

Residency: Drexel University Affiliated Hospitals (2006)

Board Certification: Certified - American Board of Internal Medicine - Internal Medicine (2027)

Licensed In: Virginia

Affiliations & Hospitals

Dr. Jon Andrew Grammes, DO is associated with these hospitals and organizations:

Sentara Health

Ratings & Reviews

Dr. Jon Andrew Grammes, DO has an exceptional overall rating with an average of 4.92 out of 5 stars based on 254 ratings. We collect ratings and reviews of Dr. Jon Andrew Grammes, DO from all over the web to help you find the right in Norfolk, VA.

4.92

Overall Rating

(254 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Jon Andrew Grammes, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Medtronic Vascular, Inc.	$6,309 Pacemakers $2,424	Micra $844	Implantable Cardioverter Defibrillators - ICDs $749	Arctic Front $589	Cardiac Resynchronization Therapy - CRT $387	Other $1,315
BIOTRONIK INC.	$6,191 Bradycardia products $2,457	Passeo $1,219	Setrox $166	Eluna $119	Solia $111	Other $2,119
Boston Scientific Corporation	$4,920 Tachy System $2,762	GENERAL - THERAPIES $1,518	TACHY LEAD $174	MINI ICD $125	RELIANCE TACHY LEADS $60	Other $282
St. Jude Medical, Inc.	$2,000 Electrophysiology $2,000
Abbott Laboratories	$817 Cardiac Mapping System $241	CRT-Ds $123	Ensite Cardiac Mapping System $97	EnSite Velocity System Expansion Modules $96	Quadra Assura CRT Defibrillator $61	Other $200
Other	$2,382 Carto 3 $630	VITALPATCH RTM $481	Cardiovascular $140	PulseSelect $129	XARELTO $120	Other $883

**Types of Payments**
Travel and Lodging	$10,090
Food and Beverage	$9,838
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$2,000
Education	$691

Research Payments

Dr. Jon Andrew Grammes, DO has received 20 research payments totaling $385,732.

Biography

Dr. Jon Grammes is a specialist in adult cardiology and cardiac electrophysiology (heart rhythm) in Norfolk, VA and Virginia Beach, VA. He studied medicine at Philadelphia College of Osteopathic Medicine. Dr. Grammes completed his residency training at a hospital affiliated with Drexel University. His areas of expertise include electrophysiological (EP) study. Patient reviews placed him at an average of 5.0 stars (out of 5). He is professionally affiliated with Sentara Health. According to Doctor.com, new patients are welcome to contact Dr. Grammes's office in Virginia Beach, VA.