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Dr. James Delbert Barker, OD

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Specializes in: Optometry (Primary Eye Care)

718 Story Street
Boone, IA 50036

(515) 432-2020

Dr. James Delbert Barker, OD is an optometrist in Boone, IA specializing in optometry (primary eye care).

Office Locations

718 Story Street
Boone, IA 50036

(515) 432-2020

(515) 432-8482

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Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2013 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	524
eye procedures	247

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	182
Female	292

**Age**
From 65 to 74	166
From 75 to 84	170
85 and over	109
Less than 65	29

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2013

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	65
High Cholesterol	49
Stroke	2
Ischemic Heart Disease	29
Depression	14
Chronic Kidney Disease	13
Asthma	3
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2014 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	525
eye procedures	206

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	166
Female	282

**Age**
From 65 to 74	174
From 75 to 84	150
85 and over	100
Less than 65	24

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2014

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	61
High Cholesterol	48
Stroke	3
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	11
Asthma	3
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2015 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	549
eye procedures	205

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	356
Female	648

**Ethnicity**
Non-Hispanic White	982
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	388
From 75 to 84	332
85 and over	216
Less than 65	68

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2015

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2015 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	64
High Cholesterol	46
Stroke	3
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	13
Asthma	9
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2016 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	570
eye procedures	198

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	198
Female	302

**Age**
From 65 to 74	195
From 75 to 84	165
85 and over	106
Less than 65	34

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2016

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2016 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	65
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	15
Asthma	11
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2017 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	600
eye procedures	182

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	196
Female	321

**Ethnicity**
Non-Hispanic White	505
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	181
85 and over	106
Less than 65	26

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2017

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2017 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	64
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	16
Asthma	5
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2018 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	401
eye procedures	312

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	185
Female	306

**Ethnicity**
Non-Hispanic White	480
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	163
85 and over	96
Less than 65	21

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2018

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2018 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	66
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	28
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2019 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	146
eye procedures	585

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	186
Female	309

**Ethnicity**
Non-Hispanic White	480
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	174
85 and over	80
Less than 65	21

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2019

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	65
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	26
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA during 2020 were eye procedures.

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

doctor visit	12
eye procedures	522

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	171
Female	260

**Ethnicity**
Non-Hispanic White	416
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	146
85 and over	65
Less than 65	12

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2020

The most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated during 2020 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	59
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	26
Depression	16
Chronic Kidney Disease	22
Asthma	4
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	30
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2020

Volume of procedures performed by Dr. James Delbert Barker, OD for Medicare patients.

The highest averages for the top procedures that Dr. James Delbert Barker, OD treated as an optometrist in Boone, IA were eye procedures.

doctor visit	415
eye procedures	307

Average Medicare Patient Data From 2013 - 2020

Information about Medicare patients treated by Dr. James Delbert Barker, OD.

**Gender**
Male	205
Female	340

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	357
Native American / Alaskan Native	0
Hispanic	0
Other	1

**Age**
75 to 84	185
85 and over	109
Less than 65	29
65 to 74	220

Average of Total of Conditions of Medicare patients treated by Dr. James Delbert Barker, OD From 2013 - 2020

The highest averages of the most common conditions of Medicare patients that Dr. James Delbert Barker, OD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	63
High Cholesterol	49
Stroke	1
Ischemic Heart Disease	26
Depression	16
Chronic Kidney Disease	16
Asthma	5
Osteoporosis	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Atrial Fibrillation	10
Cancer	8
Dementia	6

Education & Training

He has a state license in Iowa.

Licensed In: Iowa

Ratings & Reviews

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General Payments

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

**Payments by Company**
Coopervision Inc.	$268 MyDay Contact Lens $96	Clariti Contact Lens $67	Multiple Brands Contact Lens $67	CVI Contact Lens $39
Iridex Corporation	$43 $43
Bausch and Lomb Inc.	$43 ULTRA $43
GLAUKOS CORPORATION	$31 iSTENT iNJECT TRABECULAR MICRO-BYPASS STENT SYSTEM $31
Bausch & Lomb, a division of Bausch Health US, LLC	$15 BIOTRUE ONE DAY $15

**Types of Payments**
Food and Beverage	$400

Biography

Dr. James Barker works as an optometry (primary eye care) specialist in Boone, IA. Dr. Barker has obtained a license to practice in Iowa.

Select Year:

Dr. James Delbert Barker, OD

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Delbert Barker, OD in 2020

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2020

Average Medicare Patient Data From 2013 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. James Delbert Barker, OD From 2013 - 2020

Education & Training

Ratings & Reviews

General Payments

Biography

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