In 2023, among providers in related specialties within South Dakota, Dr. Eric R. Thomas, MD performed more comprehensive eye exam, eye procedures, and SCODI of the posterior segment (SCODI-P) procedures for Medicare patients than 95% of them and he also had a list price for photocoagulation, and retinal photocoagulation 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:

intravitreal drug injection

In 2023, Dr. Eric R. Thomas, MD performed more intravitreal drug injection procedures for Medicare patients than 90% of providers in related specialties within South Dakota.

Top 25%

By Volume:

vitreoretinal surgical procedures

By Affordability:

comprehensive eye exam

eye exam

pars plana vitrectomy

photocoagulation to prevent retinal detachment

prophylaxis

retinal detachment prophylaxis

vitrectomy with membrane peel

In 2012, among providers in related specialties within South Dakota, Dr. Eric R. Thomas, MD performed more vitreoretinal surgical procedures procedures for Medicare patients than 75% of them and he also had a list price for comprehensive eye exam, eye exam, pars plana vitrectomy (PPV), photocoagulation to prevent retinal detachment, prophylaxis (preventive treatment), retinal detachment prophylaxis, and vitrectomy with membrane peel 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. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2012 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	12
doctor visit	330
eye procedures	8583
injections	2419
laser treatment	24
photocoagulation	79
ultrasound (sonogram)	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2013 were eye procedures, injections, photocoagulation and diagnostic imaging.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	29
doctor visit	490
eye procedures	8252
injections	2386
laser treatment	20
photocoagulation	42
ultrasound (sonogram)	29

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	555
Female	947

**Ethnicity**
Non-Hispanic White	1460
Black	0
Hispanic	12
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	395
From 75 to 84	548
85 and over	485
Less than 65	74

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2013

Hypertension	65
High Cholesterol	48
Stroke	3
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	21
Asthma	4
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2014 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	16
doctor visit	454
eye procedures	7620
injections	2414
laser treatment	17
photocoagulation	43
ultrasound (sonogram)	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	551
Female	887

**Ethnicity**
Non-Hispanic White	1394
Black	0
Hispanic	0
Asian	0
Other	12
Native American	15

**Age**
From 65 to 74	378
From 75 to 84	517
85 and over	479
Less than 65	64

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2014

Hypertension	63
High Cholesterol	47
Stroke	3
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	21
Asthma	4
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2015 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	21
doctor visit	423
eye procedures	7806
injections	2602
laser treatment	24
photocoagulation	62
prophylaxis (preventive treatment)	18
ultrasound (sonogram)	21

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	1092
Female	1684

**Ethnicity**
Non-Hispanic White	2694
Black	0
Hispanic	0
Asian	0
Other	22
Native American	36

**Age**
From 65 to 74	826
From 75 to 84	972
85 and over	862
Less than 65	116

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2015

Hypertension	65
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	24
Asthma	9
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2016 were eye procedures, injections, photocoagulation and prophylaxis (preventive treatment).

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	18
doctor visit	550
eye procedures	7745
injections	2572
laser treatment	22
photocoagulation	69
prophylaxis (preventive treatment)	24
ultrasound (sonogram)	18

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	554
Female	843

**Ethnicity**
Non-Hispanic White	1347
Black	0
Hispanic	0
Asian	0
Other	14
Native American	22

**Age**
From 65 to 74	438
From 75 to 84	469
85 and over	423
Less than 65	67

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2016

Hypertension	64
High Cholesterol	44
Stroke	3
Ischemic Heart Disease	28
Depression	15
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2017 were eye procedures, injections, photocoagulation and prophylaxis (preventive treatment).

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	19
doctor visit	488
eye procedures	7896
injections	2707
laser treatment	23
photocoagulation	71
prophylaxis (preventive treatment)	26
ultrasound (sonogram)	19

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	552
Female	823

**Ethnicity**
Non-Hispanic White	1317
Black	0
Hispanic	0
Asian	0
Other	15
Native American	28

**Age**
From 65 to 74	437
From 75 to 84	452
85 and over	420
Less than 65	66

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2017

Hypertension	64
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	30
Asthma	5
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2018 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	16
doctor visit	429
eye procedures	8160
injections	2852
laser treatment	20
photocoagulation	64
prophylaxis (preventive treatment)	19
ultrasound (sonogram)	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	523
Female	821

**Ethnicity**
Non-Hispanic White	1288
Black	0
Hispanic	0
Asian	0
Other	14
Native American	23

**Age**
From 65 to 74	410
From 75 to 84	464
85 and over	422
Less than 65	48

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2018

Hypertension	67
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	31
Depression	18
Chronic Kidney Disease	33
Asthma	3
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2019 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	18
doctor visit	338
eye procedures	7952
injections	2726
laser treatment	27
photocoagulation	83
prophylaxis (preventive treatment)	14
ultrasound (sonogram)	18

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	468
Female	754

**Ethnicity**
Non-Hispanic White	1165
Black	0
Hispanic	0
Asian	0
Other	15
Native American	26

**Age**
From 65 to 74	373
From 75 to 84	429
85 and over	366
Less than 65	54

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2019

Hypertension	65
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	31
Depression	16
Chronic Kidney Disease	34
Asthma	4
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	33
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2020 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

diagnostic imaging	14
doctor visit	386
eye procedures	6426
injections	2419
laser treatment	17
photocoagulation	54
prophylaxis (preventive treatment)	14
ultrasound (sonogram)	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	440
Female	742

**Ethnicity**
Non-Hispanic White	1129
Black	0
Hispanic	0
Asian	0
Other	0
Native American	27

**Age**
From 65 to 74	385
From 75 to 84	406
85 and over	336
Less than 65	55

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2020

Hypertension	62
High Cholesterol	47
Stroke	3
Ischemic Heart Disease	32
Depression	17
Chronic Kidney Disease	34
Asthma	4
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2021 were eye procedures, injections, photocoagulation and prophylaxis (preventive treatment).

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

doctor visit	1443
eye procedures	5620
injections	2280
laser treatment	13
photocoagulation	50
prophylaxis (preventive treatment)	19

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	422
Female	699

**Ethnicity**
Non-Hispanic White	1065
Black	0
Hispanic	0
Asian	0
Other	17
Native American	26

**Age**
From 65 to 74	373
From 75 to 84	376
85 and over	323
Less than 65	49

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2021

Hypertension	65
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	36
Asthma	4
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	33
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD during 2022 were eye procedures, injections, photocoagulation and laser treatment.

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

doctor visit	529
eye procedures	6285
injections	2327
laser treatment	16
photocoagulation	30
prophylaxis (preventive treatment)	14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	449
Female	675

**Ethnicity**
Non-Hispanic White	1067
Black	0
Hispanic	0
Asian	0
Other	17
Native American	18

**Age**
From 65 to 74	377
From 75 to 84	365
85 and over	329
Less than 65	53

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2022

Hypertension	75
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	27
Asthma	6
Osteoperosis	15
Atrial Fibrilation	21
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	34
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Eric R. Thomas, MD for Medicare patients.

The highest averages for the top procedures that Dr. Eric R. Thomas, MD treated as a retina specialist in Sioux Falls, SD were eye procedures, injections, photocoagulation and laser treatment.

diagnostic imaging	18
doctor visit	532
eye procedures	7485
injections	2518
laser treatment	20
photocoagulation	58
prophylaxis (preventive treatment)	18
ultrasound (sonogram)	18

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Eric R. Thomas, MD.

**Gender**
Male	509
Female	806

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	1266
Native American / Alaskan Native	20
Hispanic	1
Other	12

**Age**
75 to 84	454
85 and over	404
Less than 65	58
65 to 74	399

Average of Total of Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Eric R. Thomas, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	59
High Cholesterol	45
Stroke	3
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	26
Asthma	5
Osteoporosis	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Atrial Fibrillation	12
Dementia	8
Cancer	10

Education & Training

He has a state license in South Dakota.

Licensed In: South Dakota

Ratings & Reviews

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General Payments

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

**Payments by Company**
US Retina LLC	$4,323 $4,323
Alimera Sciences, Inc.	$613 ILUVIEN $613
MacuLogix, Inc.	$300 AdaptDx $300
Dutch Ophthalmic, USA	$229 EVA Ophthalmic Surgical System $229
Apellis Pharmaceuticals, Inc.	$159 SYFOVRE $144	$14
Other	$873 LUMIGAN $92	EYLEA (aflibercept) Injection $84	OZURDEX $67	CIRRUS HD-OCT $58	LENSAR LASER SYSTEM $48	Other $523

**Types of Payments**
Current or prospective ownership or investment interest	$4,323
Food and Beverage	$1,873
Honoraria	$300

Ownership and Interest Payments

This table describes ownership payments received by Dr. Eric R. Thomas, MD.

US Retina LLC	2022	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2020	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2017	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2019	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2018	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2016	$12,500.00	Physician Covered Recipient	Shares
US Retina LLC	2015	$12,500.00	Physician Covered Recipient	Shares

Biography

Dr. Eric Thomas is a specialist in vitreoretinal diseases (retina and vitreous) in Sioux Falls, SD. He studied medicine at the University of South Dakota, Sanford School of Medicine.

Select Year:

Dr. Eric R. Thomas, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Eric R. Thomas, MD in 2023

By Volume:

By Affordability:

By Volume:

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. Eric R. Thomas, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Eric R. Thomas, 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. Eric R. Thomas, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Ownership and Interest Payments

Biography

Retina Specialists in Nearby Locations

Other Providers in Sioux Falls, SD