In 2024, Dr. John J. Hewett, MD performed more abdominal duplex ultrasound, ankle brachial index (ABI), hemodialysis access duplex ultrasound, lower extremity arterial duplex, lower extremity venous duplex, pelvic duplex ultrasound, skin substitute grafting, testicular duplex ultrasound, transcranial Doppler (TCD), ultrasound (sonogram), and vascular procedures procedures for Medicare patients than 95% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2012 were vascular procedures, ultrasound (sonogram), dialysis access procedures and X-rays.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

angioplasty	109
device removal	11
dialysis access procedures	161
doctor visit	48
minimally invasive procedures	39
thrombectomy (blood clot removal)	39
ultrasound (sonogram)	1192
vascular procedures	1962
X-rays	122

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2013 were vascular procedures, ultrasound (sonogram) and minimally invasive procedures.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

doctor visit	192
minimally invasive procedures	38
ultrasound (sonogram)	1593
vascular procedures	2739

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	388
Female	460

**Ethnicity**
Non-Hispanic White	262
Black	204
Hispanic	300
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	305
From 75 to 84	266
85 and over	113
Less than 65	164

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	51
Depression	20
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	38
Chronic Obstructive Pulmonary Disease	20
Diabetes	72
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2014 were vascular procedures, ultrasound (sonogram) and neck imaging.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

doctor visit	11
neck imaging	14
ultrasound (sonogram)	1439
vascular procedures	2472

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	308
Female	443

**Ethnicity**
Non-Hispanic White	261
Black	177
Hispanic	228
Asian	72
Other	13
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	233
85 and over	116
Less than 65	144

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	7
Ischemic Heart Disease	50
Depression	17
Chronic Kidney Disease	50
Asthma	10
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	33
Chronic Obstructive Pulmonary Disease	17
Diabetes	69
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2015 were vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

doctor visit	199
ultrasound (sonogram)	1201
vascular procedures	1820

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	394
Female	514

**Ethnicity**
Non-Hispanic White	444
Black	146
Hispanic	192
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	318
From 75 to 84	310
85 and over	168
Less than 65	112

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2015

Hypertension	75
High Cholesterol	67
Stroke	10
Ischemic Heart Disease	52
Depression	20
Chronic Kidney Disease	47
Asthma	15
Osteoperosis	14
Atrial Fibrilation	13
Heart Failure	33
Chronic Obstructive Pulmonary Disease	17
Diabetes	63
Dementia	16
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2016 were vascular procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

doctor visit	244
ultrasound (sonogram)	37
vascular procedures	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	100
Female	87

**Ethnicity**
Non-Hispanic White	113
Black	0
Hispanic	47
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	66
85 and over	42
Less than 65	15

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	49
Depression	27
Chronic Kidney Disease	55
Asthma	20
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	34
Chronic Obstructive Pulmonary Disease	16
Diabetes	66
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2017 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

abdominal imaging	12
doctor visit	467
pelvic imaging	12
ultrasound (sonogram)	1474
vascular procedures	2107

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	266
Female	314

**Ethnicity**
Non-Hispanic White	290
Black	35
Hispanic	157
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	191
85 and over	92
Less than 65	82

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2017

Hypertension	75
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	48
Depression	23
Chronic Kidney Disease	53
Asthma	7
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	29
Chronic Obstructive Pulmonary Disease	16
Diabetes	59
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2018 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

abdominal imaging	40
dialysis access procedures	29
doctor visit	603
pelvic imaging	40
ultrasound (sonogram)	1984
vascular procedures	2806

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	366
Female	378

**Ethnicity**
Non-Hispanic White	402
Black	36
Hispanic	203
Asian	90
Other	13
Native American	0

**Age**
From 65 to 74	288
From 75 to 84	239
85 and over	122
Less than 65	95

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	8
Ischemic Heart Disease	47
Depression	24
Chronic Kidney Disease	57
Asthma	6
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	33
Chronic Obstructive Pulmonary Disease	16
Diabetes	58
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2019 were vascular procedures, ultrasound (sonogram), dialysis access procedures and pelvic imaging.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

abdominal imaging	15
dialysis access procedures	40
doctor visit	629
pelvic imaging	15
ultrasound (sonogram)	2109
vascular procedures	3060

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	388
Female	437

**Ethnicity**
Non-Hispanic White	481
Black	34
Hispanic	189
Asian	93
Other	0
Native American	0

**Age**
From 65 to 74	304
From 75 to 84	276
85 and over	148
Less than 65	97

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	49
Depression	23
Chronic Kidney Disease	59
Asthma	8
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	35
Chronic Obstructive Pulmonary Disease	15
Diabetes	57
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2020 were vascular procedures, ultrasound (sonogram) and dialysis access procedures.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

dialysis access procedures	153
doctor visit	676
ultrasound (sonogram)	1460
vascular procedures	2100

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	330
Female	316

**Ethnicity**
Non-Hispanic White	341
Black	43
Hispanic	167
Asian	72
Other	23
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	220
85 and over	103
Less than 65	110

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	9
Ischemic Heart Disease	54
Depression	24
Chronic Kidney Disease	64
Asthma	7
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	40
Chronic Obstructive Pulmonary Disease	14
Diabetes	59
Dementia	17
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2021 were vascular procedures, ultrasound (sonogram), dialysis access procedures and reconstructive surgery.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

dialysis access procedures	218
doctor visit	482
plastic surgery procedures	40
reconstructive surgery	40
tissue transfer	40
ultrasound (sonogram)	1892
vascular procedures	2553
wound repair (e.g. stitches)	40

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	299
Female	302

**Ethnicity**
Non-Hispanic White	285
Black	59
Hispanic	134
Asian	103
Other	20
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	182
85 and over	74
Less than 65	126

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2021

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	52
Depression	25
Chronic Kidney Disease	65
Asthma	9
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	38
Chronic Obstructive Pulmonary Disease	13
Diabetes	58
Dementia	19
Cancer	6

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2022 were vascular procedures, ultrasound (sonogram), dialysis access procedures and reconstructive surgery.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

dialysis access procedures	168
doctor visit	452
plastic surgery procedures	42
reconstructive surgery	42
tissue transfer	42
ultrasound (sonogram)	1595
vascular procedures	2103
wound repair (e.g. stitches)	42

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	307
Female	295

**Ethnicity**
Non-Hispanic White	290
Black	58
Hispanic	158
Asian	80
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	185
85 and over	90
Less than 65	123

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	40
Depression	24
Chronic Kidney Disease	58
Asthma	13
Osteoperosis	18
Atrial Fibrilation	25
Heart Failure	32
Chronic Obstructive Pulmonary Disease	16
Diabetes	60
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2023 were vascular procedures, ultrasound (sonogram), dialysis access procedures and reconstructive surgery.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

abdominal imaging	52
dialysis access procedures	213
doctor visit	700
pelvic imaging	52
plastic surgery procedures	172
reconstructive surgery	172
tissue transfer	172
ultrasound (sonogram)	1783
vascular procedures	2330
wound repair (e.g. stitches)	172

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	267
Female	278

**Ethnicity**
Non-Hispanic White	278
Black	43
Hispanic	125
Asian	73
Other	26
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	174
85 and over	83
Less than 65	80

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	32
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	50
Asthma	10
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	31
Chronic Obstructive Pulmonary Disease	18
Diabetes	57
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA during 2024 were vascular procedures, ultrasound (sonogram), reconstructive surgery and plastic surgery procedures.

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

abdominal imaging	91
dialysis access procedures	120
doctor visit	581
pelvic imaging	91
plastic surgery procedures	199
reconstructive surgery	199
tissue transfer	199
ultrasound (sonogram)	1596
vascular procedures	2058
wound repair (e.g. stitches)	199

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Male	287
Female	278

**Ethnicity**
Non-Hispanic White	282
Black	52
Hispanic	138
Asian	60
Other	33
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	164
85 and over	82
Less than 65	105

Conditions of Medicare patients treated by Dr. John J. Hewett, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	30
Ischemic Heart Disease	41
Depression	26
Chronic Kidney Disease	51
Asthma	10
Osteoperosis	15
Atrial Fibrilation	24
Heart Failure	37
Chronic Obstructive Pulmonary Disease	18
Diabetes	58
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. John J. Hewett, MD for Medicare patients.

The highest averages for the top procedures that Dr. John J. Hewett, MD treated as a radiologist in Irvine, CA were vascular procedures, ultrasound (sonogram), dialysis access procedures and X-rays.

abdominal imaging	42
angioplasty	109
device removal	11
dialysis access procedures	137
doctor visit	406
minimally invasive procedures	38
neck imaging	14
pelvic imaging	42
plastic surgery procedures	113
reconstructive surgery	113
thrombectomy (blood clot removal)	39
tissue transfer	113
ultrasound (sonogram)	1488
vascular procedures	2166
wound repair (e.g. stitches)	113
X-rays	122

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John J. Hewett, MD.

**Gender**
Female	315
Male	284

**Ethnicity**
Black / African American	68
Asian / Pacific Islander	55
Non-Hispanic White	286
Hispanic	156
Native American / Alaskan Native	0
Other	9

**Age**
85 and over	94
75 to 84	192
Less than 65	96
65 to 74	216

Average of Total of Conditions of Medicare patients treated by Dr. John J. Hewett, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. John J. Hewett, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	69
High Cholesterol	65
Stroke	12
Ischemic Heart Disease	44
Depression	21
Chronic Kidney Disease	50
Asthma	9
Osteoporosis	12
Heart Failure	31
Chronic Obstructive Pulmonary Disease	15
Diabetes	56
Atrial Fibrillation	14
Cancer	9
Dementia	13

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

Dr. John J. Hewett, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. John J. Hewett, MD from all over the web to help you find the right in Irvine, CA.

Overall Rating

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General Payments

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

**Payments by Company**
Boston Scientific Corporation	$43,245 ATHERECTOMY $7,101	Jetstream $7,072	GENERAL VASCULAR INTERVENTION $6,759	OTHER- BSC PRODUCT NOT LISTED $4,575	GENERAL - VASCULAR INTERVENTION $4,340	Other $13,399
AngioDynamics, Inc.	$19,641 Auryon Laser System 100-120 Vac $19,609	$32
Siemens Medical Solutions USA, Inc.	$12,781 Artis Q $8,012	Cios Alpha $217	Artis zee floor $104	Artis one $76	Artis zee $36	Other $4,336
Tactile Systems Technology Inc	$1,484 ENTRE PLUS $862	ENTRE $623
Cardiovascular Systems Inc.	$846 Atherectomy Device $653	Diamondback Peripheral $120	Diamondback Coronary $45	Peripheral Orbital Atherectomy System $30
Other	$6,046 Dayspring $807	XARELTO $775	PuraPly $484	VenaSeal $335	Jetstream $234	Other $3,412

**Types of Payments**
Food and Beverage	$22,379
Long term medical supply or device loan	$19,271
Consulting Fee	$16,922
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$16,000
Travel and Lodging	$9,472

Biography

Dr. J. Hewett is an interventional radiology/diagnostic radiology (IR/DR) specialist in Irvine, CA. Dr. Hewett has obtained a license to practice in California.