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Dr. Amer Ramzi Zarka, MD

(Dr. Amer Zarka, M.D.)

(No ratings)

Specializes in: Adult Cardiology

1220 W. Hemlock Way Suite 204
Santa Ana, CA 92707

(714) 266-1666

Dr. Amer Ramzi Zarka, MD is a cardiologist in Santa Ana, CA specializing in adult cardiology. Dr. Amer Ramzi Zarka, MD is affiliated with Garden Grove Hospital Medical Center.

Office Locations

Garden Grove Hospital Medical Center

1220 W. Hemlock Way Suite 204
Santa Ana, CA 92707

(714) 266-1666

(714) 459-5950

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12555 Garden Grove Boulevard Suite 403
Garden Grove, CA 92843

(714) 266-1666

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Suite 403 Garden Grove Ca
Pacific Grove, CA 92843

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Noteworthy Medicare Patient Procedures Performed by Dr. Amer Ramzi Zarka, MD in 2024

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

Top 5%

By Volume:

inpatient hospital care

In 2024, Dr. Amer Ramzi Zarka, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2024, Dr. Amer Ramzi Zarka, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. 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:

carotid duplex ultrasound

chronic care

vascular imaging

By Affordability:

cardiac imaging

cardiac procedures

echocardiogram

In 2012, among providers in related specialties within California, Dr. Amer Ramzi Zarka, MD performed more carotid duplex ultrasound, chronic care, and vascular imaging procedures for Medicare patients than 75% of them and he also had a list price for cardiac imaging, cardiac procedures, and echocardiogram (echo) 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. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2012 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	534
catheterization	44
diagnostic procedures	28
doctor visit	915
hospital care	1578
inpatient care	1578
lab tests	194
minimally invasive procedures	44
nuclear scan	45
stent placement (stenting)	16
stress testing	147
ultrasound (sonogram)	343

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2013 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	484
catheterization	31
diagnostic procedures	31
doctor visit	866
hospital care	2118
implant surgery	13
inpatient care	2118
lab tests	112
minimally invasive procedures	44
nuclear scan	21
stress testing	93
ultrasound (sonogram)	347

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	408
Female	456

**Ethnicity**
Non-Hispanic White	283
Black	0
Hispanic	223
Asian	315
Other	21
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	264
85 and over	236
Less than 65	130

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2013

Hypertension	75
High Cholesterol	66
Stroke	14
Ischemic Heart Disease	75
Depression	35
Chronic Kidney Disease	58
Asthma	15
Osteoperosis	21
Atrial Fibrilation	23
Heart Failure	68
Chronic Obstructive Pulmonary Disease	40
Diabetes	61
Dementia	44
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2014 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	376
catheterization	19
diagnostic procedures	19
doctor visit	977
hospital care	1745
inpatient care	1745
lab tests	129
minimally invasive procedures	19
nuclear scan	14
stress testing	89
ultrasound (sonogram)	268

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	365
Female	461

**Ethnicity**
Non-Hispanic White	224
Black	17
Hispanic	186
Asian	377
Other	22
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	266
85 and over	234
Less than 65	121

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	15
Ischemic Heart Disease	75
Depression	30
Chronic Kidney Disease	56
Asthma	17
Osteoperosis	23
Atrial Fibrilation	22
Heart Failure	63
Chronic Obstructive Pulmonary Disease	31
Diabetes	62
Dementia	39
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2015 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	358
doctor visit	893
hospital care	925
inpatient care	925
lab tests	122
nuclear scan	29
stress testing	83
ultrasound (sonogram)	286
vascular procedures	11

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	584
Female	662

**Ethnicity**
Non-Hispanic White	360
Black	22
Hispanic	314
Asian	524
Other	26
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	374
85 and over	356
Less than 65	216

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	15
Ischemic Heart Disease	75
Depression	32
Chronic Kidney Disease	61
Asthma	25
Osteoperosis	20
Atrial Fibrilation	26
Heart Failure	67
Chronic Obstructive Pulmonary Disease	34
Diabetes	64
Dementia	40
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2016 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	334
doctor visit	741
hospital care	1293
inpatient care	1293
lab tests	82
nuclear scan	24
stress testing	67
ultrasound (sonogram)	279
vascular procedures	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	333
Female	355

**Ethnicity**
Non-Hispanic White	213
Black	13
Hispanic	177
Asian	267
Other	18
Native American	0

**Age**
From 65 to 74	199
From 75 to 84	204
85 and over	187
Less than 65	98

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2016

Hypertension	75
High Cholesterol	74
Stroke	16
Ischemic Heart Disease	75
Depression	31
Chronic Kidney Disease	66
Asthma	39
Osteoperosis	18
Atrial Fibrilation	27
Heart Failure	63
Chronic Obstructive Pulmonary Disease	37
Diabetes	61
Dementia	43
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2017 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	304
doctor visit	894
hospital care	1275
inpatient care	1275
lab tests	62
nuclear scan	20
stress testing	63
ultrasound (sonogram)	273
vascular procedures	32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	236
Female	297

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	126
Asian	190
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	159
85 and over	153
Less than 65	75

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2017

Hypertension	75
High Cholesterol	74
Stroke	17
Ischemic Heart Disease	75
Depression	33
Chronic Kidney Disease	70
Asthma	13
Osteoperosis	17
Atrial Fibrilation	29
Heart Failure	69
Chronic Obstructive Pulmonary Disease	36
Diabetes	64
Dementia	41
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2018 were hospital care, inpatient care, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	65
doctor visit	558
hospital care	555
inpatient care	555
ultrasound (sonogram)	65

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	162
Female	156

**Ethnicity**
Non-Hispanic White	120
Black	0
Hispanic	97
Asian	78
Other	12
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	97
85 and over	65
Less than 65	49

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2018

Hypertension	75
High Cholesterol	74
Stroke	13
Ischemic Heart Disease	75
Depression	30
Chronic Kidney Disease	64
Asthma	8
Osteoperosis	13
Atrial Fibrilation	27
Heart Failure	66
Chronic Obstructive Pulmonary Disease	33
Diabetes	62
Dementia	40
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2019 were hospital care, inpatient care, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	259
doctor visit	830
hospital care	2272
inpatient care	2272
ultrasound (sonogram)	274
vascular procedures	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	205
Female	219

**Ethnicity**
Non-Hispanic White	181
Black	0
Hispanic	110
Asian	100
Other	18
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	121
85 and over	100
Less than 65	62

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	70
Depression	39
Chronic Kidney Disease	68
Asthma	11
Osteoperosis	15
Atrial Fibrilation	27
Heart Failure	71
Chronic Obstructive Pulmonary Disease	41
Diabetes	67
Dementia	47
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2020 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	287
chronic care	91
doctor visit	837
hospital care	1444
inpatient care	1444
nuclear scan	31
stress testing	59
ultrasound (sonogram)	285
vascular procedures	57

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	155
Female	174

**Ethnicity**
Non-Hispanic White	119
Black	0
Hispanic	104
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	106
85 and over	66
Less than 65	43

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	67
Depression	32
Chronic Kidney Disease	63
Asthma	9
Osteoperosis	15
Atrial Fibrilation	25
Heart Failure	64
Chronic Obstructive Pulmonary Disease	27
Diabetes	68
Dementia	36
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2021 were chronic care, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	237
chronic care	476
doctor visit	943
hospital care	424
inpatient care	424
nuclear scan	17
stress testing	48
ultrasound (sonogram)	257
vascular procedures	68

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	134
Female	150

**Ethnicity**
Non-Hispanic White	97
Black	0
Hispanic	83
Asian	76
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	108
85 and over	52
Less than 65	35

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	70
Depression	26
Chronic Kidney Disease	54
Asthma	9
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	62
Chronic Obstructive Pulmonary Disease	20
Diabetes	67
Dementia	26
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2022 were chronic care, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	247
chronic care	1003
doctor visit	1032
hospital care	929
inpatient care	929
ultrasound (sonogram)	349
vascular procedures	102

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	150
Female	198

**Ethnicity**
Non-Hispanic White	122
Black	0
Hispanic	111
Asian	83
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	110
85 and over	64
Less than 65	40

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	61
Depression	30
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	17
Atrial Fibrilation	39
Heart Failure	61
Chronic Obstructive Pulmonary Disease	25
Diabetes	74
Dementia	23
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2023 were hospital care, inpatient care, chronic care and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	263
chronic care	542
doctor visit	987
hospital care	2312
inpatient care	2312
ultrasound (sonogram)	452
vascular procedures	189

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	170
Female	225

**Ethnicity**
Non-Hispanic White	153
Black	0
Hispanic	130
Asian	78
Other	0
Native American	0

**Age**
From 65 to 74	164
From 75 to 84	119
85 and over	75
Less than 65	37

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	26
Ischemic Heart Disease	62
Depression	34
Chronic Kidney Disease	46
Asthma	13
Osteoperosis	15
Atrial Fibrilation	41
Heart Failure	62
Chronic Obstructive Pulmonary Disease	30
Diabetes	75
Dementia	26
Cancer	12

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA during 2024 were hospital care, inpatient care, chronic care and ultrasound (sonogram).

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

cardiac procedures	256
chronic care	1162
doctor visit	1027
hospital care	2204
inpatient care	2204
ultrasound (sonogram)	488
vascular procedures	232

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	210
Female	205

**Ethnicity**
Non-Hispanic White	149
Black	0
Hispanic	138
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	120
85 and over	76
Less than 65	42

Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	34
Ischemic Heart Disease	61
Depression	33
Chronic Kidney Disease	48
Asthma	13
Osteoperosis	14
Atrial Fibrilation	37
Heart Failure	62
Chronic Obstructive Pulmonary Disease	27
Diabetes	75
Dementia	23
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Amer Ramzi Zarka, MD for Medicare patients.

The highest averages for the top procedures that Dr. Amer Ramzi Zarka, MD treated as a cardiologist in Santa Ana, CA were inpatient care, hospital care, chronic care and cardiac procedures.

cardiac procedures	308
catheterization	31
chronic care	654
diagnostic procedures	26
doctor visit	884
hospital care	1467
implant surgery	13
inpatient care	1467
lab tests	116
minimally invasive procedures	35
nuclear scan	25
stent placement (stenting)	16
stress testing	81
ultrasound (sonogram)	305
vascular procedures	79

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Amer Ramzi Zarka, MD.

**Gender**
Male	239
Female	273

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	173
Non-Hispanic White	170
Native American / Alaskan Native	0
Hispanic	138
Other	9

**Age**
75 to 84	157
85 and over	128
Less than 65	72
65 to 74	154

Average of Total of Conditions of Medicare patients treated by Dr. Amer Ramzi Zarka, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	67
Stroke	16
Ischemic Heart Disease	64
Depression	29
Chronic Kidney Disease	54
Asthma	14
Osteoporosis	15
Heart Failure	59
Chronic Obstructive Pulmonary Disease	29
Diabetes	61
Atrial Fibrillation	26
Dementia	32
Cancer	8

Education & Training

He completed residency at Saint Michael's Medical Center. He has a state license in California.

Residency: Saint Michael's Medical Center

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$1,432 ENTRESTO $861	LEQVIO $555	NON BRAND $11	$5
Boston Scientific Corporation	$1,090 GENERAL - THERAPIES $196	LUX DX $151	VIGILANT $150	WATCHMAN Access System $131	LUX-Dx Insertable Cardiac Monitor $130	Other $331
AstraZeneca Pharmaceuticals LP	$808 FARXIGA $513	BRILINTA $160	$135
Amgen Inc.	$684 Repatha $648	Corlanor $21	$14
Janssen Pharmaceuticals, Inc	$441 XARELTO $417	INVOKANA $24
Other	$3,747 PRALUENT $446	ELIQUIS $282	CVI $234	FUROSCIX $231	VERQUVO $229	Other $2,325