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Dr. Stanley Hwang, MD

Accepting New Patients

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Specializes in: Adult Cardiology

University of California, San Diego (UCSD), School of Medicine

65 Nielson Street Suite 102
Watsonville, CA 95076

(831) 768-6217

Dr. Stanley Hwang, MD is a cardiologist in Watsonville, CA specializing in adult cardiology. He graduated from University of California, San Diego (UCSD), School of Medicine. Dr. Stanley Hwang, MD is affiliated with Dignity Health, PAJARO VALLEY HEALTH CARE DISTRICT and DHMN - Santa Cruz DHMN - Ventura.

Office Locations

DHMN - Santa Cruz DHMN - Ventura

65 Nielson Street Suite 102
Watsonville, CA 95076

(831) 768-6217

(831) 768-6219

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Noteworthy Medicare Patient Procedures Performed by Dr. Stanley Hwang, MD in 2023

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

Top 5%

By Affordability:

cardiac imaging

color Doppler echocardiography

Doppler echocardiography

spectral Doppler echocardiography

stress echo

In 2023, Dr. Stanley Hwang, MD had a list price for cardiac imaging, color Doppler echocardiography, Doppler echocardiography, spectral Doppler echocardiography, and stress echo that was lower than the list prices billed to Medicare by 95% 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 10%

By Affordability:

cardiac stress testing

echocardiogram

stress EKG

stress testing

transthoracic echocardiography

In 2023, Dr. Stanley Hwang, MD had a list price for cardiac (heart) stress testing, echocardiogram (echo), stress EKG, stress testing, and transthoracic echocardiography (TTE) 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2012 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	27
cardiac procedures	797
cardioversion	12
catheterization	18
diagnostic procedures	18
doctor visit	1136
hospital care	881
inpatient care	881
minimally invasive procedures	18
stress testing	327
ultrasound (sonogram)	698
vascular procedures	55

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2013 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	27
cardiac procedures	831
catheterization	26
diagnostic procedures	26
doctor visit	1170
hospital care	1004
inpatient care	1004
minimally invasive procedures	26
stress testing	267
ultrasound (sonogram)	701
vascular procedures	58

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	654
Female	738

**Ethnicity**
Non-Hispanic White	867
Black	0
Hispanic	335
Asian	107
Other	43
Native American	0

**Age**
From 65 to 74	431
From 75 to 84	527
85 and over	332
Less than 65	102

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	10
Ischemic Heart Disease	64
Depression	21
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	11
Atrial Fibrilation	29
Heart Failure	41
Chronic Obstructive Pulmonary Disease	22
Diabetes	41
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2014 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	27
cardiac procedures	690
catheterization	12
diagnostic procedures	12
doctor visit	1109
hospital care	598
inpatient care	598
minimally invasive procedures	12
stress testing	267
ultrasound (sonogram)	570
vascular procedures	29

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	633
Female	687

**Ethnicity**
Non-Hispanic White	818
Black	42
Hispanic	328
Asian	90
Other	0
Native American	0

**Age**
From 65 to 74	404
From 75 to 84	499
85 and over	316
Less than 65	101

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	11
Ischemic Heart Disease	63
Depression	21
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	12
Atrial Fibrilation	29
Heart Failure	37
Chronic Obstructive Pulmonary Disease	19
Diabetes	43
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2015 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	34
cardiac procedures	803
cardioversion	12
catheterization	18
diagnostic procedures	18
doctor visit	1646
hospital care	877
inpatient care	877
minimally invasive procedures	18
stress testing	311
ultrasound (sonogram)	580
vascular procedures	18

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	1306
Female	1408

**Ethnicity**
Non-Hispanic White	1670
Black	80
Hispanic	702
Asian	182
Other	0
Native American	0

**Age**
From 65 to 74	914
From 75 to 84	946
85 and over	638
Less than 65	216

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	10
Ischemic Heart Disease	61
Depression	22
Chronic Kidney Disease	36
Asthma	17
Osteoperosis	12
Atrial Fibrilation	31
Heart Failure	37
Chronic Obstructive Pulmonary Disease	19
Diabetes	41
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2016 were ultrasound (sonogram), cardiac procedures, stress testing and vascular procedures.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

cardiac procedures	787
catheterization	12
diagnostic procedures	12
doctor visit	817
hospital care	208
inpatient care	208
minimally invasive procedures	12
stress testing	307
ultrasound (sonogram)	822
vascular procedures	269

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	705
Female	863

**Ethnicity**
Non-Hispanic White	1469
Black	0
Hispanic	57
Asian	0
Other	14
Native American	17

**Age**
From 65 to 74	587
From 75 to 84	443
85 and over	306
Less than 65	232

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2016

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	43
Depression	30
Chronic Kidney Disease	42
Asthma	37
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	30
Chronic Obstructive Pulmonary Disease	32
Diabetes	31
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2017 were ultrasound (sonogram), cardiac procedures, stress testing and vascular procedures.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	14
cardiac procedures	524
cardioversion	12
doctor visit	1095
hospital care	157
inpatient care	157
stress testing	184
ultrasound (sonogram)	560
vascular procedures	170

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	612
Female	619

**Ethnicity**
Non-Hispanic White	983
Black	0
Hispanic	202
Asian	15
Other	0
Native American	11

**Age**
From 65 to 74	475
From 75 to 84	356
85 and over	216
Less than 65	184

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	11
Ischemic Heart Disease	46
Depression	29
Chronic Kidney Disease	42
Asthma	14
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	29
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2018 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	26
cardiac procedures	339
doctor visit	1270
hospital care	68
inpatient care	68
stress testing	128
ultrasound (sonogram)	224

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	232
Female	239

**Ethnicity**
Non-Hispanic White	156
Black	0
Hispanic	288
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	122
85 and over	87
Less than 65	64

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	10
Ischemic Heart Disease	39
Depression	20
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	34
Chronic Obstructive Pulmonary Disease	16
Diabetes	0
Dementia	14
Cancer	4

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2019 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	34
cardiac procedures	334
doctor visit	1301
hospital care	97
inpatient care	97
stress testing	143
ultrasound (sonogram)	199

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	265
Female	246

**Ethnicity**
Non-Hispanic White	186
Black	0
Hispanic	295
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	145
85 and over	86
Less than 65	63

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	37
Depression	22
Chronic Kidney Disease	42
Asthma	8
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	30
Chronic Obstructive Pulmonary Disease	14
Diabetes	52
Dementia	14
Cancer	6

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2020 were cardiac procedures, ultrasound (sonogram), stress testing and ambulatory monitoring.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	18
cardiac procedures	159
doctor visit	580
hospital care	12
inpatient care	12
stress testing	41
ultrasound (sonogram)	100

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	223
Female	192

**Ethnicity**
Non-Hispanic White	150
Black	0
Hispanic	243
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	114
85 and over	75
Less than 65	50

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	13
Ischemic Heart Disease	37
Depression	20
Chronic Kidney Disease	42
Asthma	8
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	27
Chronic Obstructive Pulmonary Disease	12
Diabetes	51
Dementia	16
Cancer	5

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2021 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	29
cardiac procedures	260
doctor visit	519
hospital care	29
inpatient care	29
stress testing	88
ultrasound (sonogram)	143

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	242
Female	221

**Ethnicity**
Non-Hispanic White	171
Black	0
Hispanic	270
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	209
From 75 to 84	124
85 and over	74
Less than 65	56

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	9
Ischemic Heart Disease	35
Depression	24
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	8
Atrial Fibrilation	19
Heart Failure	26
Chronic Obstructive Pulmonary Disease	11
Diabetes	51
Dementia	12
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA during 2022 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

ambulatory monitoring	13
cardiac procedures	285
doctor visit	747
hospital care	15
inpatient care	15
stress testing	88
ultrasound (sonogram)	184

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	260
Female	254

**Ethnicity**
Non-Hispanic White	187
Black	0
Hispanic	304
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	147
85 and over	84
Less than 65	57

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	25
Depression	21
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	13
Atrial Fibrilation	27
Heart Failure	27
Chronic Obstructive Pulmonary Disease	15
Diabetes	50
Dementia	10
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Stanley Hwang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Stanley Hwang, MD treated as a cardiologist in Watsonville, CA were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

ambulatory monitoring	24
cardiac procedures	528
cardioversion	12
catheterization	17
diagnostic procedures	17
doctor visit	1035
hospital care	358
inpatient care	358
minimally invasive procedures	17
stress testing	195
ultrasound (sonogram)	434
vascular procedures	99

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Stanley Hwang, MD.

**Gender**
Male	466
Female	497

**Ethnicity**
Black / African American	11
Asian / Pacific Islander	38
Non-Hispanic White	605
Native American / Alaskan Native	2
Hispanic	274
Other	5

**Age**
75 to 84	311
85 and over	201
Less than 65	102
65 to 74	348

Average of Total of Conditions of Medicare patients treated by Dr. Stanley Hwang, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	34
Asthma	12
Osteoporosis	8
Heart Failure	28
Chronic Obstructive Pulmonary Disease	17
Diabetes	36
Atrial Fibrillation	21
Dementia	13
Cancer	8

Education & Training

Dr. Stanley Hwang, MD graduated from University of California, San Diego (UCSD), School of Medicine. He has a state license in California.

Medical School: University of California, San Diego (UCSD), School of Medicine

Licensed In: California

Affiliations & Hospitals

Dr. Stanley Hwang, MD is associated with these hospitals and organizations:

Dignity Health

PAJARO VALLEY HEALTH CARE DISTRICT

DHMN - Santa Cruz DHMN - Ventura

Ratings & Reviews

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General Payments

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

**Payments by Company**
St. Jude Medical, Inc.	$259 Fortify Assura and Ellipse $146	Microny ll SR plus Pacemaker $81	CRM $18	Unify Assura $14
AstraZeneca Pharmaceuticals LP	$180 BRILINTA $143	CRESTOR $22	$15
Novartis Pharmaceuticals Corporation	$162 ENTRESTO $162
Thoratec Corporation	$121 HeartMate II $121
SANOFI-AVENTIS U.S. LLC	$105 PRALUENT $82	AFREZZA $22
Other	$557 LifeVest $72	Pacemakers $62	VELTASSA $46	Prolia $42	NUVIGIL $28	Other $306

**Types of Payments**
Food and Beverage	$1,356
Education	$27

Biography

Dr. Stanley Hwang is a specialist in adult cardiology. He works in Watsonville, CA. Dr. Hwang is affiliated with Dignity Health. According to Dignity Health, new patients are welcome to contact his office in Watsonville, CA. He attended medical school at the University of California, San Diego (UCSD), School of Medicine.

Select Year:

Dr. Stanley Hwang, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Stanley Hwang, MD in 2023

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. Stanley Hwang, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Stanley Hwang, 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. Stanley Hwang, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Watsonville, CA