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Home > OR Providers > Cardiac Electrophysiologists

Dr. Gary M. Greenberg, MD

Accepting New Patients

(66 Ratings)

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

UMDNJ-New Jersey Medical School (1985)

1355 Exchange Street
Astoria, OR 97103

(503) 836-4600

Dr. Gary M. Greenberg, MD is a cardiac electrophysiologist in Astoria, OR specializing in cardiac electrophysiology (heart rhythm) and adult cardiology. He graduated from UMDNJ-New Jersey Medical School in 1985 and has 41 years of experience.

Office Locations

1355 Exchange Street
Astoria, OR 97103

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Gary M. Greenberg, MD in 2023

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

Top 5%

By Volume:

blood draw

Doppler echocardiography

echocardiogram

phlebotomy for lab tests

ultrasound

In 2023, Dr. Gary M. Greenberg, MD performed more blood draw, Doppler echocardiography, echocardiogram (echo), phlebotomy for lab tests, and ultrasound (sonogram) procedures for Medicare patients than 95% of providers in related specialties within Oregon.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2012 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	47
cardiac procedures	223
doctor visit	382
hospital care	86
inpatient care	86
stress testing	22
ultrasound (sonogram)	154

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2013 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	15
cardiac procedures	180
doctor visit	285
hospital care	50
inpatient care	50
stress testing	14
ultrasound (sonogram)	151

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	491
Female	495

**Ethnicity**
Non-Hispanic White	857
Black	33
Hispanic	21
Asian	53
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	287
85 and over	190
Less than 65	225

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2013

Hypertension	75
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	38
Asthma	14
Osteoperosis	7
Atrial Fibrilation	23
Heart Failure	45
Chronic Obstructive Pulmonary Disease	25
Diabetes	37
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2014 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	14
cardiac procedures	123
doctor visit	363
hospital care	33
inpatient care	33
lab tests	13
ultrasound (sonogram)	109

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	328
Female	343

**Ethnicity**
Non-Hispanic White	586
Black	25
Hispanic	14
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	214
85 and over	114
Less than 65	156

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2014

Hypertension	75
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	54
Depression	34
Chronic Kidney Disease	41
Asthma	17
Osteoperosis	8
Atrial Fibrilation	27
Heart Failure	46
Chronic Obstructive Pulmonary Disease	26
Diabetes	41
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2015 were cardiac procedures, ultrasound (sonogram), lab tests and hospital care.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	19
cardiac procedures	165
doctor visit	388
hospital care	38
implant surgery	14
inpatient care	38
lab tests	39
minimally invasive procedures	14
stress testing	13
ultrasound (sonogram)	119

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	922
Female	898

**Ethnicity**
Non-Hispanic White	1582
Black	56
Hispanic	44
Asian	82
Other	34
Native American	22

**Age**
From 65 to 74	582
From 75 to 84	506
85 and over	360
Less than 65	372

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2015

Hypertension	75
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	50
Depression	34
Chronic Kidney Disease	37
Asthma	18
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	46
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	15
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2016 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	15
cardiac procedures	132
doctor visit	396
hospital care	55
implant surgery	16
inpatient care	55
lab tests	37
minimally invasive procedures	16
ultrasound (sonogram)	101

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	447
Female	426

**Ethnicity**
Non-Hispanic White	764
Black	32
Hispanic	27
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	253
85 and over	191
Less than 65	168

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2016

Hypertension	75
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	51
Depression	33
Chronic Kidney Disease	44
Asthma	24
Osteoperosis	9
Atrial Fibrilation	27
Heart Failure	45
Chronic Obstructive Pulmonary Disease	22
Diabetes	37
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2017 were ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

cardiac procedures	29
ultrasound (sonogram)	29

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	66
Female	85

**Age**
From 65 to 74	51
From 75 to 84	44
85 and over	35
Less than 65	21

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2017

Hypertension	75
High Cholesterol	47
Stroke	9
Ischemic Heart Disease	52
Depression	25
Chronic Kidney Disease	46
Asthma	9
Osteoperosis	7
Atrial Fibrilation	32
Heart Failure	47
Chronic Obstructive Pulmonary Disease	30
Diabetes	38
Dementia	22
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2018 were ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

cardiac procedures	58
ultrasound (sonogram)	58

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	69
Female	76

**Age**
From 65 to 74	0
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2018

Hypertension	75
High Cholesterol	54
Stroke	11
Ischemic Heart Disease	50
Depression	26
Chronic Kidney Disease	48
Asthma	8
Osteoperosis	10
Atrial Fibrilation	37
Heart Failure	52
Chronic Obstructive Pulmonary Disease	34
Diabetes	30
Dementia	19
Cancer	24

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2019 were ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

cardiac procedures	30
ultrasound (sonogram)	30

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	73
Female	100

**Ethnicity**
Non-Hispanic White	160
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	53
85 and over	31
Less than 65	13

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2019

Hypertension	75
High Cholesterol	51
Stroke	8
Ischemic Heart Disease	40
Depression	22
Chronic Kidney Disease	43
Asthma	0
Osteoperosis	6
Atrial Fibrilation	29
Heart Failure	36
Chronic Obstructive Pulmonary Disease	36
Diabetes	36
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2020 were cardiac procedures, ultrasound (sonogram), stress testing and ambulatory monitoring.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	16
cardiac procedures	342
doctor visit	277
stress testing	57
ultrasound (sonogram)	303

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	307
Female	298

**Ethnicity**
Non-Hispanic White	580
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	285
From 75 to 84	221
85 and over	67
Less than 65	32

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	53
Depression	17
Chronic Kidney Disease	40
Asthma	6
Osteoperosis	6
Atrial Fibrilation	44
Heart Failure	41
Chronic Obstructive Pulmonary Disease	18
Diabetes	35
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2021 were cardiac procedures, ultrasound (sonogram), stress testing and ambulatory monitoring.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	34
blood draw	19
cardiac procedures	505
doctor visit	445
stress testing	93
ultrasound (sonogram)	428

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	409
Female	389

**Ethnicity**
Non-Hispanic White	755
Black	0
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	371
From 75 to 84	276
85 and over	95
Less than 65	56

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	53
Depression	18
Chronic Kidney Disease	41
Asthma	6
Osteoperosis	7
Atrial Fibrilation	44
Heart Failure	46
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR during 2022 were cardiac procedures, ultrasound (sonogram), blood draw and ambulatory monitoring.

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

ambulatory monitoring	22
blood draw	24
cardiac procedures	374
doctor visit	555
stress testing	21
ultrasound (sonogram)	331

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	478
Female	442

**Ethnicity**
Non-Hispanic White	881
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	402
From 75 to 84	351
85 and over	119
Less than 65	48

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	41
Depression	20
Chronic Kidney Disease	30
Asthma	11
Osteoperosis	9
Atrial Fibrilation	53
Heart Failure	42
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gary M. Greenberg, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gary M. Greenberg, MD treated as a cardiac electrophysiologist in Astoria, OR were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

ambulatory monitoring	22
blood draw	21
cardiac procedures	196
doctor visit	386
hospital care	52
implant surgery	15
inpatient care	52
lab tests	29
minimally invasive procedures	15
stress testing	36
ultrasound (sonogram)	164

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gary M. Greenberg, MD.

**Gender**
Male	326
Female	322

**Ethnicity**
Black / African American	13
Asian / Pacific Islander	17
Non-Hispanic White	560
Native American / Alaskan Native	2
Hispanic	9
Other	8

**Age**
75 to 84	205
85 and over	109
Less than 65	99
65 to 74	227

Average of Total of Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	37
Asthma	10
Osteoporosis	6
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Atrial Fibrillation	31
Dementia	13
Cancer	11

Education & Training

Dr. Gary M. Greenberg, MD graduated from UMDNJ-New Jersey Medical School in 1985. He completed residency at Oregon Health & Science University Affiliated Hospitals. He is certified by the American Board of Internal Medicine and has a state license in Oregon.

Medical School: UMDNJ-New Jersey Medical School (1985)

Residency: Oregon Health & Science University Affiliated Hospitals

Board Certification: American Board of Internal Medicine

Licensed In: Oregon

Ratings & Reviews

Dr. Gary M. Greenberg, MD has an exceptional overall rating with an average of 4.85 out of 5 stars based on 66 ratings. We collect ratings and reviews of Dr. Gary M. Greenberg, MD from all over the web to help you find the right in Astoria, OR.

4.85

Overall Rating

(66 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2023-06-11

Patient verified via Press Ganey

Overall great it seems that I always get good care from Providence Seaside. You guys have taken great care of me and I appreciate it. The jobs that you're doing are hard and there's so much going on in the world. Thank you.

Overall Rating: 5.0 2023-09-16

Patient verified via Press Ganey

Dr.Greenberg is a wonderful Physician. He explains things well and listens to me. I feel very confident with his care and expertise. He makes you feel at ease and that helps so much. I appreciate his care and diligence.

Overall Rating: 4.0 2023-02-18

Patient verified via Press Ganey

Experience was good.My understanding is that Dr. Greenberg is no longer going to be able to schedule appointments in Seaside. Being able to see him in Seaside is much more convenient and important to me.

Overall Rating: 5.0 2023-09-26

Patient verified via Press Ganey

Dr Greenberg has been my Dr for over 6 years and there are not enough words to tell you what a wonderful Dr he is. I would drive anywhere just so he could be my Dr.

Overall Rating: 4.0 2023-05-23

Patient verified via Press Ganey

I appreciate that he is thorough, spends a lot of time with patients and doesn't seem rushed. That tiny little office could use a bit more parking though.

Overall Rating: 5.0 2023-04-01

Patient verified via Press Ganey

Dr. Greenberg was professional, courteous, informative. I left appointment with a better understanding of my heart health. He was easy to converse with.

Overall Rating: 5.0 2023-08-11

Patient verified via Press Ganey

He listens, gives clear intuitive answers, tuned up my heart after doing tests and follow-up tests, he clarifies. I am very pleased with the results.

Overall Rating: 5.0 2023-02-22

Patient verified via Press Ganey

Dr. GREENBERG is awesome. Friendly, Professional, compassionate. He says things so you can understand. Is always open for questions. He is the best.

Overall Rating: 5.0 2022-06-25

Patient verified via Press Ganey

Dr. GREENBERG TAKES CARE OF ME AND WHEN I HAD APPT. WITH SOMEONE ELSE HE MADE SURE THEY WOULD KNOW MEDICATION THE DATES TO STOP PRIOR TO PROCEDURE

Overall Rating: 4.0 2023-05-29

Patient verified via Press Ganey

The doctor was knowledgeable and compassionate. He really seems to care about my well-being and develop a treatment plan for my condition.

To see all 66 reviews for Dr. Gary M. Greenberg, MD, view their full profile.

General Payments

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

**Payments by Company**
St. Jude Medical, Inc.	$423 CRM $204	Electrophysiology $132	Vascular $87
Medtronic Vascular, Inc.	$415 Advisa $171	Claria MRI $128	Implantable Cardioverter Defibrillators - ICDs $66	Compia MRI $32	Reveal LINQ $18
CARDIVA MEDICAL, INC.	$382 Cardiva VASCADE MVP VVCS 6-12F $382
AstraZeneca Pharmaceuticals LP	$189 BRILINTA $189
BIOTRONIK INC.	$139 Bradycardia products $139
Other	$650 ELIQUIS $115	ENTRESTO $96	Pacemakers $48	LifeVest $29	XARELTO $28	Other $334

**Types of Payments**
Food and Beverage	$2,139
Education	$58

Biography

Dr. Gary Greenberg is an adult cardiology and cardiac electrophysiology (heart rhythm) specialist. Dr. Greenberg graduated from UMDNJ-New Jersey Medical School and the University of Wisconsin School of Medicine and Public Health. His training includes residency programs at a hospital affiliated with the University of Utah and a hospital affiliated with Oregon Health & Science University. Patients gave him an average rating of 5.0 stars (out of 5). He has an open panel in Astoria, OR according to Doctor.com.

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Dr. Gary M. Greenberg, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Gary M. Greenberg, MD in 2023

By Volume:

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. Gary M. Greenberg, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Gary M. Greenberg, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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