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Dr. Gary B. Marcus, MD

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Specializes in: Adult Cardiology

2101 Vale Road Suite 201
San Pablo, CA 94806

(510) 233-9300

Dr. Gary B. Marcus, MD is a cardiologist in San Pablo, CA specializing in adult cardiology.

Office Locations

2101 Vale Road Suite 201
San Pablo, CA 94806

(510) 233-9300

(510) 233-9299

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gary B. Marcus, MD treated as a cardiologist in San Pablo, CA during 2012 were cardiac procedures, ultrasound (sonogram), stress testing and lab tests.

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

cardiac procedures	454
doctor visit	239
hospital care	79
inpatient care	79
lab tests	90
nuclear scan	15
stress testing	110
ultrasound (sonogram)	364

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gary B. Marcus, MD treated as a cardiologist in San Pablo, CA during 2013 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

cardiac procedures	583
doctor visit	223
hospital care	59
inpatient care	59
lab tests	29
nuclear scan	51
stress testing	134
ultrasound (sonogram)	465

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	751
Female	1045

**Ethnicity**
Non-Hispanic White	642
Black	564
Hispanic	276
Asian	267
Other	0
Native American	0

**Age**
From 65 to 74	565
From 75 to 84	467
85 and over	390
Less than 65	374

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2013

Hypertension	75
High Cholesterol	60
Stroke	14
Ischemic Heart Disease	49
Depression	28
Chronic Kidney Disease	44
Asthma	15
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	44
Chronic Obstructive Pulmonary Disease	29
Diabetes	50
Dementia	22
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gary B. Marcus, MD treated as a cardiologist in San Pablo, CA during 2014 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

cardiac procedures	387
doctor visit	236
hospital care	72
inpatient care	72
lab tests	43
stress testing	55
ultrasound (sonogram)	332

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	649
Female	930

**Ethnicity**
Non-Hispanic White	542
Black	515
Hispanic	274
Asian	201
Other	0
Native American	0

**Age**
From 65 to 74	511
From 75 to 84	397
85 and over	359
Less than 65	312

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	13
Ischemic Heart Disease	50
Depression	28
Chronic Kidney Disease	46
Asthma	17
Osteoperosis	6
Atrial Fibrilation	19
Heart Failure	43
Chronic Obstructive Pulmonary Disease	29
Diabetes	51
Dementia	22
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gary B. Marcus, MD treated as a cardiologist in San Pablo, CA during 2015 were ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

cardiac procedures	86
doctor visit	238
ultrasound (sonogram)	86

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	454
Female	506

**Ethnicity**
Non-Hispanic White	304
Black	322
Hispanic	156
Asian	150
Other	28
Native American	0

**Age**
From 65 to 74	308
From 75 to 84	238
85 and over	208
Less than 65	206

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2015

Hypertension	75
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	53
Depression	23
Chronic Kidney Disease	45
Asthma	23
Osteoperosis	5
Atrial Fibrilation	25
Heart Failure	45
Chronic Obstructive Pulmonary Disease	25
Diabetes	50
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	275

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	57
Female	77

**Ethnicity**
Non-Hispanic White	66
Black	23
Hispanic	0
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	44
From 75 to 84	51
85 and over	25
Less than 65	14

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	41
Depression	16
Chronic Kidney Disease	31
Asthma	19
Osteoperosis	8
Atrial Fibrilation	22
Heart Failure	31
Chronic Obstructive Pulmonary Disease	13
Diabetes	49
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	216

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	47
Female	65

**Ethnicity**
Non-Hispanic White	55
Black	21
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	41
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	41
Depression	15
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	36
Chronic Obstructive Pulmonary Disease	15
Diabetes	59
Dementia	17
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	240

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	58
Female	59

**Ethnicity**
Non-Hispanic White	67
Black	15
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	35
From 75 to 84	53
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2018

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	32
Depression	13
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	33
Chronic Obstructive Pulmonary Disease	17
Diabetes	54
Dementia	10
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	277

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	49
Female	52

**Ethnicity**
Non-Hispanic White	55
Black	14
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2019

Hypertension	75
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	34
Depression	16
Chronic Kidney Disease	38
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	30
Chronic Obstructive Pulmonary Disease	16
Diabetes	46
Dementia	11
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	417

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	52
Female	55

**Ethnicity**
Non-Hispanic White	55
Black	0
Hispanic	15
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	37
From 75 to 84	39
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2020

Hypertension	75
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	35
Depression	10
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	0
Atrial Fibrilation	30
Heart Failure	31
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	445

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	63
Female	51

**Ethnicity**
Non-Hispanic White	57
Black	17
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2021

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	31
Depression	10
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	28
Heart Failure	27
Chronic Obstructive Pulmonary Disease	12
Diabetes	46
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	459

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	58
Female	51

**Ethnicity**
Non-Hispanic White	52
Black	19
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	53
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2022

Hypertension	75
High Cholesterol	70
Stroke	10
Ischemic Heart Disease	21
Depression	0
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	35
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	41
Dementia	0
Cancer	21

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

doctor visit	377

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	54
Female	49

**Ethnicity**
Non-Hispanic White	56
Black	15
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2023

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	24
Depression	11
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	37
Heart Failure	26
Chronic Obstructive Pulmonary Disease	13
Diabetes	45
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Gary B. Marcus, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gary B. Marcus, MD treated as a cardiologist in San Pablo, CA were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

cardiac procedures	377
doctor visit	303
hospital care	70
inpatient care	70
lab tests	54
nuclear scan	33
stress testing	99
ultrasound (sonogram)	311

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Gary B. Marcus, MD.

**Gender**
Male	191
Female	245

**Ethnicity**
Black / African American	127
Asian / Pacific Islander	54
Non-Hispanic White	162
Hispanic	67
Native American / Alaskan Native	0
Other	2

**Age**
75 to 84	122
85 and over	81
Less than 65	75
65 to 74	140

Average of Total of Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD From 2012 - 2023

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

Hypertension	68
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	33
Asthma	6
Osteoporosis	2
Heart Failure	30
Chronic Obstructive Pulmonary Disease	16
Diabetes	44
Atrial Fibrillation	23
Cancer	9
Dementia	10

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Janssen Pharmaceuticals, Inc	$459 XARELTO $443	INVOKANA $15
Novartis Pharmaceuticals Corporation	$175 LEQVIO $110	ENTRESTO $65
Pfizer Inc.	$146 ELIQUIS $135	CHANTIX $11
Medtronic Vascular, Inc.	$93 Cardiac Monitors - Insertable $51	Cardiac Resynchronization Therapy - CRT $25	Patient Management - Data Connectivity Solutions $17
Astellas Pharma US Inc	$61 Lexiscan $61
Other	$175 Corlanor $37	PRALUENT $33	Spiriva $25	NORTHERA $18	ZONTIVITY $17	Other $44

**Types of Payments**
Food and Beverage	$1,108

Biography

Dr. Gary Marcus' medical specialty is adult cardiology. Dr. Marcus studied medicine at the University of Cincinnati College of Medicine.

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Dr. Gary B. Marcus, 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. Gary B. Marcus, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gary B. Marcus, 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. Gary B. Marcus, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in San Pablo, CA