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Home > IA Providers > Vascular Surgeons

Dr. David Kum-Wah Chew, MD

Accepting New Patients

(80 Ratings)

Specializes in: Vascular Medicine (Blood Vessel Disease) and Vascular Surgery

Professional interests include: vascular surgery procedures

5880 University Avenue
West Des Moines, IA 50266

(515) 633-3600

Dr. David Kum-Wah Chew, MD is a vascular medicine specialist in Ames, IA specializing in vascular medicine (blood vessel disease) and vascular surgery. Dr. David Kum-Wah Chew, MD is affiliated with MercyOne.

Office Locations

MercyOne

1816 Philadelphia Street
Ames, IA 50010

(515) 232-2500

open_in_new

MercyOne

5880 University Avenue
West Des Moines, IA 50266

(515) 633-3600

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. David Kum-Wah Chew, MD in 2023

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

Top 5%

By Affordability:

lower extremity venous ultrasound

lower extremity venous duplex

venous duplex ultrasound

In 2023, Dr. David Kum-Wah Chew, MD had a list price for lower extremity (leg) venous ultrasound, lower extremity venous duplex, and venous duplex ultrasound that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Iowa. 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:

inpatient hospital care

In 2012, Dr. David Kum-Wah Chew, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Iowa.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2012 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	225
doctor visit	1282
endarterectomy	30
hospital care	172
inpatient care	172
neck surgery	30
pelvic imaging	225
ultrasound (sonogram)	1143
vascular procedures	1519

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2013 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	171
doctor visit	1158
endarterectomy	21
hospital care	193
inpatient care	193
neck surgery	21
pelvic imaging	171
ultrasound (sonogram)	1013
vascular procedures	1307

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	877
Female	690

**Ethnicity**
Non-Hispanic White	1507
Black	32
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	555
From 75 to 84	624
85 and over	249
Less than 65	139

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	70
Depression	19
Chronic Kidney Disease	38
Asthma	4
Osteoperosis	5
Atrial Fibrilation	22
Heart Failure	30
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2014 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	149
doctor visit	962
endarterectomy	26
hospital care	110
inpatient care	110
neck surgery	26
pelvic imaging	149
ultrasound (sonogram)	810
vascular procedures	1044

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	772
Female	566

**Ethnicity**
Non-Hispanic White	1282
Black	22
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	461
From 75 to 84	523
85 and over	241
Less than 65	113

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	71
Depression	17
Chronic Kidney Disease	37
Asthma	4
Osteoperosis	6
Atrial Fibrilation	23
Heart Failure	31
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2015 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	216
doctor visit	924
endarterectomy	30
hospital care	203
inpatient care	203
neck surgery	30
pelvic imaging	216
ultrasound (sonogram)	1387
vascular procedures	1719

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	1888
Female	1650

**Ethnicity**
Non-Hispanic White	3416
Black	56
Hispanic	0
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	1226
From 75 to 84	1326
85 and over	680
Less than 65	306

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	67
Depression	21
Chronic Kidney Disease	38
Asthma	14
Osteoperosis	8
Atrial Fibrilation	24
Heart Failure	34
Chronic Obstructive Pulmonary Disease	27
Diabetes	40
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2016 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	227
doctor visit	796
endarterectomy	22
hospital care	175
inpatient care	175
neck surgery	22
pelvic imaging	227
ultrasound (sonogram)	1375
vascular procedures	1734

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	945
Female	764

**Ethnicity**
Non-Hispanic White	1644
Black	25
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	636
From 75 to 84	665
85 and over	279
Less than 65	129

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	69
Depression	20
Chronic Kidney Disease	42
Asthma	27
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	32
Chronic Obstructive Pulmonary Disease	26
Diabetes	39
Dementia	10
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2017 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	181
doctor visit	883
endarterectomy	31
hospital care	182
inpatient care	182
neck surgery	31
pelvic imaging	181
ultrasound (sonogram)	1078
vascular procedures	1347

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	881
Female	668

**Ethnicity**
Non-Hispanic White	1480
Black	23
Hispanic	19
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	571
From 75 to 84	625
85 and over	245
Less than 65	108

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	65
Depression	21
Chronic Kidney Disease	45
Asthma	5
Osteoperosis	7
Atrial Fibrilation	25
Heart Failure	34
Chronic Obstructive Pulmonary Disease	26
Diabetes	40
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2018 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	117
doctor visit	646
endarterectomy	26
hospital care	182
inpatient care	182
minimally invasive procedures	11
neck surgery	26
pelvic imaging	117
stent placement (stenting)	11
ultrasound (sonogram)	823
vascular procedures	1028

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	713
Female	522

**Ethnicity**
Non-Hispanic White	1184
Black	0
Hispanic	15
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	452
From 75 to 84	496
85 and over	182
Less than 65	105

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	68
Depression	23
Chronic Kidney Disease	46
Asthma	4
Osteoperosis	8
Atrial Fibrilation	23
Heart Failure	33
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2019 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	94
doctor visit	595
endarterectomy	15
hospital care	200
inpatient care	200
neck surgery	15
pelvic imaging	94
ultrasound (sonogram)	805
vascular procedures	1042

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	754
Female	533

**Ethnicity**
Non-Hispanic White	1216
Black	0
Hispanic	24
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	500
From 75 to 84	501
85 and over	189
Less than 65	97

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	66
Depression	24
Chronic Kidney Disease	46
Asthma	5
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	35
Chronic Obstructive Pulmonary Disease	25
Diabetes	40
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2020 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	135
doctor visit	532
endarterectomy	22
hospital care	144
inpatient care	144
neck surgery	22
pelvic imaging	135
ultrasound (sonogram)	631
vascular procedures	827

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	606
Female	468

**Ethnicity**
Non-Hispanic White	1024
Black	14
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	447
From 75 to 84	426
85 and over	142
Less than 65	59

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	62
Depression	25
Chronic Kidney Disease	48
Asthma	6
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	34
Chronic Obstructive Pulmonary Disease	28
Diabetes	39
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2021 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	124
doctor visit	526
endarterectomy	17
hospital care	97
inpatient care	97
neck surgery	17
pelvic imaging	124
ultrasound (sonogram)	603
vascular procedures	756

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	613
Female	402

**Ethnicity**
Non-Hispanic White	974
Black	11
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	429
From 75 to 84	394
85 and over	134
Less than 65	58

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	61
Depression	22
Chronic Kidney Disease	46
Asthma	4
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	28
Chronic Obstructive Pulmonary Disease	24
Diabetes	40
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA during 2022 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

abdominal imaging	84
doctor visit	466
endarterectomy	15
hospital care	70
inpatient care	70
neck surgery	15
pelvic imaging	84
ultrasound (sonogram)	445
vascular procedures	540

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Male	501
Female	345

**Ethnicity**
Non-Hispanic White	813
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	342
From 75 to 84	347
85 and over	119
Less than 65	38

Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	54
Depression	21
Chronic Kidney Disease	30
Asthma	6
Osteoperosis	13
Atrial Fibrilation	27
Heart Failure	27
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	4
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. David Kum-Wah Chew, MD for Medicare patients.

The highest averages for the top procedures that Dr. David Kum-Wah Chew, MD treated as a vascular medicine specialist in Ames, IA were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

abdominal imaging	156
doctor visit	797
endarterectomy	23
hospital care	157
inpatient care	157
minimally invasive procedures	11
neck surgery	23
pelvic imaging	156
stent placement (stenting)	11
ultrasound (sonogram)	919
vascular procedures	1169

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David Kum-Wah Chew, MD.

**Gender**
Female	600
Male	777

**Ethnicity**
Black / African American	16
Asian / Pacific Islander	0
Non-Hispanic White	1321
Hispanic	9
Native American / Alaskan Native	0
Other	11

**Age**
85 and over	223
75 to 84	538
Less than 65	104
65 to 74	510

Average of Total of Conditions of Medicare patients treated by Dr. David Kum-Wah Chew, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. David Kum-Wah Chew, MD treated were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	59
Depression	19
Chronic Kidney Disease	37
Asthma	7
Osteoporosis	7
Heart Failure	28
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Atrial Fibrillation	20
Dementia	8
Cancer	9

Education & Training

He has a state license in South Carolina.

Licensed In: South Carolina

Affiliations & Hospitals

Dr. David Kum-Wah Chew, MD is associated with these hospitals and organizations:

MercyOne

Ratings & Reviews

Dr. David Kum-Wah Chew, MD has an exceptional overall rating with an average of 4.64 out of 5 stars based on 80 ratings. We collect ratings and reviews of Dr. David Kum-Wah Chew, MD from all over the web to help you find the right in Ames, IA.

4.64

Overall Rating

(80 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. David Kum-Wah Chew, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
TERUMO MEDICAL CORPORATION	$6,116 Azur CX Detachable $5,566	GlideWire $287	Angio-Seal $92	Glidesheath $89	AZUR $74	Other $9
W. L. Gore & Associates, Inc.	$3,231 GORE TAG Thoracic Endoprosthesis $1,629	GORE TAG Thoracic Branch Endoprosthesis $494	GORE EXCLUDER AAA Endoprosthesis $299	EXCLUDER AAA Endoprosthesis $276	EXCLUDER Conformable AAA Endoprosthesis with Active Control $263	Other $270
Philips Electronics North America Corporation	$1,189 IGT D Peripheral $1,168	(6391) Nexcimer $21
Silk Road Medical, Inc.	$1,062 ENROUTE 0.014 Guidewire $886	ENROUTE Transcarotid Neuroprotection System $176
GE Healthcare	$1,034 $1,034
Other	$4,519 Artis pheno $911	Indigo $326	ARTEGRAFT VASCULAR GRAFT $187	Vascular Lithotripsy $183	AI - AAA $156	Other $2,756

**Types of Payments**
Food and Beverage	$6,968
Consulting Fee	$5,500
Travel and Lodging	$4,301
Education	$295
Grant	$89

Research Payments

Dr. David Kum-Wah Chew, MD has received 26 research payments totaling $18,711.

Biography

Dr. David Chew is a specialist in vascular surgery and vascular medicine (blood vessel disease). Areas of expertise for Dr. Chew include vascular surgery procedures. Patients gave him an average rating of 4.5 stars (out of 5). Dr. Chew is affiliated with MercyOne. He welcomes new patients at his office inWest Des Moines, IA as reported by MercyOne.