In 2023, among providers in related specialties within Iowa, Dr. Dennis Roy Vannatta, OD performed more SCODI of the posterior segment (SCODI-P) procedures for Medicare patients than 95% of them and he also had a list price for anterior segment surgery, cataract surgery, cataract surgery with IOL implantation, extracapsular cataract extraction (ECCE) with IOL implantation, extracapsular lens removal, eye tests, intraocular lens (IOL) implant, lens removal surgery, lens replacement surgery, scanning computerized ophthalmic diagnostic imaging (SCODI), SCODI of the posterior segment (SCODI-P), simple cataract surgery, and visual field test that was lower than the list prices billed to Medicare by 95% of them. 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 10%

By Volume:

eye procedures

By Affordability:

fundus photography

In 2023, among providers in related specialties within Iowa, Dr. Dennis Roy Vannatta, OD performed more eye procedures procedures for Medicare patients than 90% of them and he also had a list price for fundus photography that was lower than the list prices billed to Medicare by 90% of them. 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:

comprehensive eye exam

By Affordability:

comprehensive eye exam

eye exam

In 2012, among providers in related specialties within Iowa, Dr. Dennis Roy Vannatta, OD performed more comprehensive eye exam procedures for Medicare patients than 75% of them and he also had a list price for comprehensive eye exam, and eye exam that was lower than the list prices billed to Medicare by 75% of them. 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2012 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	58
eye procedures	1936

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2013 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	73
eye procedures	2082

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	199
Female	333

**Age**
From 65 to 74	199
From 75 to 84	198
85 and over	111
Less than 65	24

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2013

Hypertension	59
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	27
Depression	12
Chronic Kidney Disease	18
Asthma	4
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2014 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	40
eye procedures	2578

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	226
Female	369

**Age**
From 65 to 74	242
From 75 to 84	201
85 and over	119
Less than 65	33

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2014

Hypertension	60
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	24
Depression	16
Chronic Kidney Disease	17
Asthma	4
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2015 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	46
eye procedures	2609

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	448
Female	646

**Age**
From 65 to 74	466
From 75 to 84	364
85 and over	202
Less than 65	62

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2015

Hypertension	65
High Cholesterol	57
Stroke	2
Ischemic Heart Disease	25
Depression	16
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2016 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	44
eye procedures	2666

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	222
Female	341

**Ethnicity**
Non-Hispanic White	551
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	189
85 and over	108
Less than 65	43

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2016

Hypertension	66
High Cholesterol	59
Stroke	2
Ischemic Heart Disease	25
Depression	17
Chronic Kidney Disease	20
Asthma	11
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2017 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	34
eye procedures	2945

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	248
Female	364

**Ethnicity**
Non-Hispanic White	594
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	192
85 and over	125
Less than 65	29

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2017

Hypertension	65
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	26
Depression	17
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2018 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	43
eye procedures	2978

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	236
Female	349

**Ethnicity**
Non-Hispanic White	568
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	186
85 and over	109
Less than 65	28

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2018

Hypertension	65
High Cholesterol	59
Stroke	2
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	24
Asthma	4
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2019 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	34
eye procedures	2724

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	208
Female	310

**Ethnicity**
Non-Hispanic White	498
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	236
From 75 to 84	169
85 and over	89
Less than 65	24

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2019

Hypertension	67
High Cholesterol	60
Stroke	2
Ischemic Heart Disease	22
Depression	16
Chronic Kidney Disease	25
Asthma	3
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	30
Dementia	4
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2020 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

eye procedures	1394

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	166
Female	244

**Ethnicity**
Non-Hispanic White	399
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	145
85 and over	62
Less than 65	12

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2020

Hypertension	64
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	26
Asthma	3
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2021 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	16
eye procedures	1654

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	191
Female	277

**Ethnicity**
Non-Hispanic White	451
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	194
From 75 to 84	172
85 and over	80
Less than 65	22

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2021

Hypertension	66
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	24
Depression	18
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2022 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	164
eye procedures	1508

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	200
Female	272

**Ethnicity**
Non-Hispanic White	450
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	201
From 75 to 84	167
85 and over	79
Less than 65	25

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2022

Hypertension	74
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	4
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA during 2023 were eye procedures.

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

doctor visit	114
eye procedures	1405

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Male	179
Female	246

**Ethnicity**
Non-Hispanic White	403
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	158
85 and over	60
Less than 65	18

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2023

Hypertension	73
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	22
Depression	19
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	4
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Dennis Roy Vannatta, OD for Medicare patients.

The highest averages for the top procedures that Dr. Dennis Roy Vannatta, OD treated as an optometrist in Sioux City, IA were eye procedures.

doctor visit	60
eye procedures	2206

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Dennis Roy Vannatta, OD.

**Gender**
Female	312
Male	210

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	326
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	95
75 to 84	178
Less than 65	26
65 to 74	222

Average of Total of Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD From 2012 - 2023

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

Hypertension	60
High Cholesterol	55
Stroke	2
Ischemic Heart Disease	21
Depression	15
Chronic Kidney Disease	20
Asthma	5
Osteoporosis	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Atrial Fibrillation	11
Dementia	4
Cancer	10

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. Dennis Roy Vannatta, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Valeant Pharmaceuticals North America LLC	$2,048 ULTRA $1,958	PUREVISION 2 FOR PRESBYOPIA $64	BIOTRUE ONE DAY $18	PV2FP $8
Alcon Laboratories Inc	$603 DAILIES $196	Contact Lenses $108	AIR OPTIX $23	Opti-Free $16	$261
Allergan Inc.	$538 RESTASIS $460	COMBIGAN $78
Johnson & Johnson Vision Care, Inc.	$456 Acuvue $244	Soft contact lenses $179	$33
Shire North American Group Inc	$293 XIIDRA $293
Other	$1,485 Infuse $155	VUITY $142	BIOTRUE ONE DAY $137	DAILIES $133	ULTRA $127	Other $791

**Types of Payments**
Food and Beverage	$3,645
Travel and Lodging	$1,560
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$182
Gift	$37

Biography

Dr. Dennis Vannatta practices optometry (primary eye care) in Sioux City, IA. Dr. Vannatta has obtained a license to practice in Iowa.

Select Year:

Dr. Dennis Roy Vannatta, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Dennis Roy Vannatta, OD in 2023

By Volume:

By Affordability:

By Volume:

By Affordability:

By Volume:

By Affordability:

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. Dennis Roy Vannatta, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Dennis Roy Vannatta, OD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Optometrists in Nearby Locations

Other Providers in Sioux City, IA