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Dr. James W. Roat, MD

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(Dr. James Roat, M.D.)

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Specializes in: Hepatology (Liver Disease) and Adult Gastroenterology

George Washington University School of Medicine and Health Sciences (1977)

2910 Hamilton Boulevard
Sioux City, IA 51104

(712) 252-1322

Dr. James W. Roat, MD is a hepatologist in Sioux City, IA specializing in hepatology (liver disease) and adult gastroenterology. He graduated from George Washington University School of Medicine and Health Sciences in 1977 and has 49 years of experience. Dr. James W. Roat, MD is affiliated with UnityPoint Health.

Office Locations

UnityPoint Health

2910 Hamilton Boulevard
Sioux City, IA 51104

(712) 252-1322

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Noteworthy Medicare Patient Procedures Performed by Dr. James W. Roat, MD in 2023

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

Top 5%

By Volume:

esophageal dilation

preventive care

screening colonoscopy

In 2023, Dr. James W. Roat, MD performed more esophageal dilation, preventive care, and screening colonoscopy procedures for Medicare patients than 95% of providers in related specialties within Iowa.

Top 25%

By Volume:

colonoscopy

diagnostic EGD

gastrointestinal endoscopy

In 2012, Dr. James W. Roat, MD performed more colonoscopy, diagnostic EGD, and gastrointestinal (GI) endoscopy 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. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2012 were minimally invasive procedures, gastrointestinal procedures, preventive care and hospital care.

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

anastomosis	16
balloon dilation	85
catheterization	16
diagnostic procedures	115
doctor visit	424
esophageal dilation	98
gastrointestinal procedures	694
hospital care	289
inpatient care	289
minimally invasive procedures	694
preventive care	305
removal of lesion (e.g. growth)	115

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2013 were minimally invasive procedures, gastrointestinal procedures, preventive care and hospital care.

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	92
diagnostic procedures	169
doctor visit	280
esophageal dilation	143
gastrointestinal procedures	651
hospital care	192
inpatient care	192
minimally invasive procedures	651
preventive care	246
removal of lesion (e.g. growth)	169

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	219
Female	335

**Ethnicity**
Non-Hispanic White	526
Black	0
Hispanic	0
Asian	0
Other	0
Native American	11

**Age**
From 65 to 74	239
From 75 to 84	167
85 and over	68
Less than 65	80

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2013

Hypertension	66
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	28
Depression	24
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	6
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2014 were minimally invasive procedures, gastrointestinal procedures, preventive care and hospital care.

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	37
diagnostic procedures	158
doctor visit	221
esophageal dilation	116
gastrointestinal procedures	585
hospital care	204
inpatient care	204
minimally invasive procedures	585
preventive care	245
removal of lesion (e.g. growth)	158

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	206
Female	305

**Ethnicity**
Non-Hispanic White	485
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	153
85 and over	61
Less than 65	73

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2014

Hypertension	68
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	29
Depression	24
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2015 were minimally invasive procedures, gastrointestinal procedures, preventive care and hospital care.

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	31
diagnostic procedures	122
doctor visit	226
esophageal dilation	105
gastrointestinal procedures	561
hospital care	142
inpatient care	142
minimally invasive procedures	561
preventive care	249
removal of lesion (e.g. growth)	122

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	390
Female	598

**Ethnicity**
Non-Hispanic White	930
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	444
From 75 to 84	298
85 and over	114
Less than 65	132

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2015

Hypertension	68
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	27
Asthma	13
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2016 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	27
diagnostic procedures	143
doctor visit	240
esophageal dilation	101
gastrointestinal procedures	565
hospital care	143
inpatient care	143
minimally invasive procedures	565
preventive care	257
removal of lesion (e.g. growth)	143

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	219
Female	274

**Ethnicity**
Non-Hispanic White	458
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	161
85 and over	40
Less than 65	50

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2016

Hypertension	69
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	29
Depression	26
Chronic Kidney Disease	23
Asthma	17
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2017 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	20
diagnostic procedures	146
doctor visit	205
esophageal dilation	92
gastrointestinal procedures	548
hospital care	143
inpatient care	143
minimally invasive procedures	548
preventive care	252
removal of lesion (e.g. growth)	146

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	214
Female	303

**Ethnicity**
Non-Hispanic White	479
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	156
85 and over	49
Less than 65	51

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2017

Hypertension	70
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Dementia	5
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2018 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	29
diagnostic procedures	174
doctor visit	250
esophageal dilation	138
gastrointestinal procedures	603
hospital care	81
inpatient care	81
minimally invasive procedures	603
preventive care	240
removal of lesion (e.g. growth)	174

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	223
Female	335

**Ethnicity**
Non-Hispanic White	518
Black	0
Hispanic	12
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	137
85 and over	60
Less than 65	45

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2018

Hypertension	66
High Cholesterol	60
Stroke	3
Ischemic Heart Disease	27
Depression	28
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2019 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	24
diagnostic procedures	178
doctor visit	234
esophageal dilation	118
gastrointestinal procedures	531
hospital care	93
inpatient care	93
minimally invasive procedures	531
preventive care	219
removal of lesion (e.g. growth)	178

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	216
Female	298

**Ethnicity**
Non-Hispanic White	474
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	132
85 and over	51
Less than 65	59

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2019

Hypertension	65
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	28
Depression	28
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	27
Dementia	9
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2020 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

diagnostic procedures	158
doctor visit	184
esophageal dilation	82
gastrointestinal procedures	440
hospital care	55
inpatient care	55
minimally invasive procedures	440
preventive care	187
removal of lesion (e.g. growth)	158

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	192
Female	237

**Ethnicity**
Non-Hispanic White	397
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	249
From 75 to 84	112
85 and over	32
Less than 65	36

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2020

Hypertension	67
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	22
Depression	27
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	15
diagnostic procedures	221
doctor visit	177
esophageal dilation	84
gastrointestinal procedures	519
hospital care	42
inpatient care	42
minimally invasive procedures	519
preventive care	212
removal of lesion (e.g. growth)	221

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	207
Female	272

**Ethnicity**
Non-Hispanic White	435
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	265
From 75 to 84	132
85 and over	45
Less than 65	37

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2021

Hypertension	68
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	24
Depression	23
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA during 2022 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

balloon dilation	18
diagnostic procedures	219
doctor visit	155
esophageal dilation	106
gastrointestinal procedures	576
hospital care	21
inpatient care	21
minimally invasive procedures	576
preventive care	260
removal of lesion (e.g. growth)	219

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	242
Female	300

**Ethnicity**
Non-Hispanic White	492
Black	0
Hispanic	16
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	301
From 75 to 84	158
85 and over	39
Less than 65	44

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2022

Hypertension	75
High Cholesterol	73
Stroke	5
Ischemic Heart Disease	20
Depression	21
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	14
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	3
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. James W. Roat, MD for Medicare patients.

The highest averages for the top procedures that Dr. James W. Roat, MD treated as a hepatologist in Sioux City, IA were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

anastomosis	16
balloon dilation	37
catheterization	16
diagnostic procedures	163
doctor visit	236
esophageal dilation	107
gastrointestinal procedures	570
hospital care	127
inpatient care	127
minimally invasive procedures	570
preventive care	242
removal of lesion (e.g. growth)	163

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. James W. Roat, MD.

**Gender**
Male	211
Female	296

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	472
Native American / Alaskan Native	1
Hispanic	7
Other	4

**Age**
75 to 84	146
85 and over	50
Less than 65	55
65 to 74	255

Average of Total of Conditions of Medicare patients treated by Dr. James W. Roat, MD From 2012 - 2022

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

Hypertension	62
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	23
Depression	22
Chronic Kidney Disease	24
Asthma	8
Osteoporosis	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Atrial Fibrillation	10
Dementia	5
Cancer	13

Education & Training

Dr. James W. Roat, MD graduated from George Washington University School of Medicine and Health Sciences in 1977. He completed residency at Montefiore Medical Center. He is certified by the American Board of Internal Medicine and has a state license in Iowa.

Medical School: George Washington University School of Medicine and Health Sciences (1977)

Residency: Montefiore Medical Center

Board Certification: American Board of Internal Medicine

Licensed In: Iowa

Affiliations & Hospitals

Dr. James W. Roat, MD is associated with these hospitals and organizations:

UnityPoint Health

Ratings & Reviews

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$182 Humira $182
Gilead Sciences, Inc.	$121 $121
AbbVie Inc.	$63 LINZESS $33	Rinvoq $17	VIBERZI $13
Boston Scientific Corporation	$31 SPYGLASS DIRECT VISUALIZATION SYSTEM $31
Ferring Pharmaceuticals Inc.	$14 CLENPIQ $14

**Types of Payments**
Food and Beverage	$411

Biography

Dr. James Roat's specialties are adult gastroenterology and hepatology (liver disease). He practices in Sioux City, IA. He is affiliated with UnityPoint Health. Dr. Roat has an open panel in Sioux City, IA according to UnityPoint Health. He graduated from Penn State College of Medicine and George Washington University School of Medicine and Health Sciences and then he performed his residency at Montefiore Medical Center.

Select Year:

Dr. James W. Roat, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. James W. Roat, MD in 2023

By Volume:

By Volume:

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. James W. Roat, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James W. Roat, 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. James W. Roat, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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