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Dr. Mark Allen Benson, OD

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Specializes in: Optometry (Primary Eye Care)

800 6th Avenue
De Witt, IA 52742

(563) 659-3999

Dr. Mark Allen Benson, OD is an optometrist in De Witt, IA specializing in optometry (primary eye care).

Office Locations

800 6th Avenue
De Witt, IA 52742

(563) 659-3999

(563) 659-2966

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Allen Benson, OD in 2023

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

Top 5%

By Volume:

comprehensive eye exam

In 2023, Dr. Mark Allen Benson, OD performed more comprehensive eye exam procedures for Medicare patients than 95% of providers in related specialties within Iowa.

Top 10%

By Volume:

anterior segment surgery

extracapsular cataract extraction with IOL implantation

eye procedures

In 2023, Dr. Mark Allen Benson, OD performed more anterior segment surgery, extracapsular cataract extraction (ECCE) with IOL implantation, and eye procedures procedures for Medicare patients than 90% of providers in related specialties within Iowa.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2012 were eye procedures and nursing home care.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	212
eye procedures	1043
nursing home care	39

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2013 were eye procedures, nursing home care, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

capsulotomy	15
doctor visit	205
eye procedures	1174
laser treatment	15
nursing home care	55

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	334
Female	508

**Age**
From 65 to 74	330
From 75 to 84	322
85 and over	151
Less than 65	39

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2013

Hypertension	63
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	38
Depression	13
Chronic Kidney Disease	15
Asthma	5
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2014 were eye procedures, nursing home care, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

capsulotomy	18
doctor visit	258
eye procedures	1298
laser treatment	18
nursing home care	64

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	347
Female	507

**Age**
From 65 to 74	310
From 75 to 84	344
85 and over	160
Less than 65	40

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2014

Hypertension	63
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	40
Depression	13
Chronic Kidney Disease	16
Asthma	4
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2015 were eye procedures, nursing home care, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

capsulotomy	12
doctor visit	256
eye procedures	1413
laser treatment	12
nursing home care	43

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	754
Female	1102

**Ethnicity**
Non-Hispanic White	1822
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	716
From 75 to 84	718
85 and over	342
Less than 65	80

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2015

Hypertension	66
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	37
Depression	13
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2016 were eye procedures and nursing home care.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	249
eye procedures	1350
nursing home care	31

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	381
Female	558

**Ethnicity**
Non-Hispanic White	920
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	370
From 75 to 84	356
85 and over	178
Less than 65	35

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2016

Hypertension	67
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	38
Depression	15
Chronic Kidney Disease	23
Asthma	14
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2017 were eye procedures.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	213
eye procedures	1335

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	355
Female	527

**Ethnicity**
Non-Hispanic White	869
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	345
From 75 to 84	356
85 and over	157
Less than 65	24

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2017

Hypertension	69
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	39
Depression	16
Chronic Kidney Disease	24
Asthma	4
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2018 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

capsulotomy	17
doctor visit	222
eye procedures	1384
laser treatment	17

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	359
Female	552

**Ethnicity**
Non-Hispanic White	890
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	408
From 75 to 84	343
85 and over	144
Less than 65	16

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2018

Hypertension	67
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	38
Depression	15
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2019 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

capsulotomy	16
doctor visit	201
eye procedures	1498
laser treatment	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	368
Female	552

**Ethnicity**
Non-Hispanic White	895
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	426
From 75 to 84	343
85 and over	136
Less than 65	15

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2019

Hypertension	67
High Cholesterol	60
Stroke	2
Ischemic Heart Disease	0
Depression	16
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2020 were eye procedures.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	165
eye procedures	1324

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	343
Female	540

**Ethnicity**
Non-Hispanic White	860
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	417
From 75 to 84	328
85 and over	127
Less than 65	11

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2020

Hypertension	65
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	35
Depression	18
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2021 were eye procedures.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	242
eye procedures	1673

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	386
Female	592

**Ethnicity**
Non-Hispanic White	954
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	446
From 75 to 84	383
85 and over	135
Less than 65	14

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2021

Hypertension	66
High Cholesterol	62
Stroke	3
Ischemic Heart Disease	34
Depression	17
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA during 2022 were eye procedures.

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

doctor visit	244
eye procedures	1643

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	399
Female	580

**Ethnicity**
Non-Hispanic White	953
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	435
From 75 to 84	402
85 and over	127
Less than 65	15

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2022

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	3
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark Allen Benson, OD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Allen Benson, OD treated as an optometrist in De Witt, IA were eye procedures, nursing home care, capsulotomy and laser treatment.

capsulotomy	15
doctor visit	224
eye procedures	1375
laser treatment	15
nursing home care	46

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark Allen Benson, OD.

**Gender**
Male	366
Female	547

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	742
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	354
85 and over	150
Less than 65	26
65 to 74	382

Average of Total of Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD From 2012 - 2022

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

Hypertension	60
High Cholesterol	54
Stroke	2
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Atrial Fibrillation	11
Dementia	5
Cancer	9

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. Mark Allen Benson, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Shire North American Group Inc	$139 XIIDRA $139
Valeant Pharmaceuticals North America LLC	$46 SJO $46
Novartis Pharmaceuticals Corporation	$23 XIIDRA $23
Allergan Inc.	$22 LUMIGAN $22
Bausch & Lomb, a division of Bausch Health US, LLC	$13 VYZULTA $13

**Types of Payments**
Food and Beverage	$208
Education	$35

Biography

Dr. Mark Benson works as an optometry (primary eye care) specialist in De Witt, IA. Dr. Benson has obtained a license to practice in Iowa.

Select Year:

Dr. Mark Allen Benson, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Allen Benson, OD 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. Mark Allen Benson, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Allen Benson, OD 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. Mark Allen Benson, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography