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Dr. Sean Michael Sumsion, MD

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Specializes in: Ophthalmology (Eye Disease)

University of California, Irvine, School of Medicine

2801 Park Marina Drive
Redding, CA 96001

(530) 244-2273

Dr. Sean Michael Sumsion, MD is an ophthalmologist in Redding, CA specializing in ophthalmology (eye disease). He graduated from University of California, Irvine, School of Medicine. Dr. Sean Michael Sumsion, MD is affiliated with Mercy Medical Center Redding, Dignity Health and RIVERSIDE EYECARE PROFESSIONALS INC A MEDICAL CORPORATION.

Office Locations

Dignity Health

2801 Park Marina Drive
Redding, CA 96001

(530) 244-2273

(530) 244-2708

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Noteworthy Medicare Patient Procedures Performed by Dr. Sean Michael Sumsion, MD in 2023

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

Top 5%

By Volume:

SCODI of the posterior segment

In 2023, Dr. Sean Michael Sumsion, MD performed more SCODI of the posterior segment (SCODI-P) procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Volume:

eye procedures

YAG laser capsulotomy

By Affordability:

eye tests

scanning computerized ophthalmic diagnostic imaging

SCODI of the posterior segment

In 2023, among providers in related specialties within California, Dr. Sean Michael Sumsion, MD performed more eye procedures, and YAG laser capsulotomy procedures for Medicare patients than 90% of them and he also had a list price for eye tests, scanning computerized ophthalmic diagnostic imaging (SCODI), and SCODI of the posterior segment (SCODI-P) 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:

epilation for trichiasis

extracapsular cataract extraction with IOL implantation

intravitreal drug injection

laser surgery

tear osmolarity test

By Affordability:

secondary cataract surgery

tear osmolarity test

ultrasound corneal pachymetry

visual field test

YAG laser capsulotomy

YAG laser surgery

In 2013, among providers in related specialties within California, Dr. Sean Michael Sumsion, MD performed more epilation for trichiasis (non-surgical removal of misdirected eyelash), extracapsular cataract extraction (ECCE) with IOL implantation, intravitreal drug injection, laser surgery, and tear osmolarity test procedures for Medicare patients than 75% of them and he also had a list price for B-scan, corneal pachymetry (corneal thickness test), corneal topography, diagnostic B-scan, diagnostic imaging, eyelid procedures, gonioscopy, lab tests, laser eye surgery, ophthalmic biometry, secondary cataract surgery, tear osmolarity test, ultrasound corneal pachymetry, visual field test, YAG laser capsulotomy, and YAG laser surgery 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

2016 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2016 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

eye procedures	337
ultrasound (sonogram)	26

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	78
Female	90

**Ethnicity**
Non-Hispanic White	42
Black	0
Hispanic	106
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	0
85 and over	0
Less than 65	58

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2016

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2016 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	42
Depression	24
Chronic Kidney Disease	58
Asthma	18
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	25
Chronic Obstructive Pulmonary Disease	13
Diabetes	65
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2017 were eye procedures, lab tests, injections and ultrasound (sonogram).

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	69
diagnostic imaging	22
doctor visit	272
eye procedures	2739
injections	190
lab tests	562
lacrimal (tearing system) procedures	28
laser treatment	69
ultrasound (sonogram)	100

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	345
Female	565

**Ethnicity**
Non-Hispanic White	686
Black	24
Hispanic	165
Asian	19
Other	0
Native American	0

**Age**
From 65 to 74	334
From 75 to 84	325
85 and over	168
Less than 65	83

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2017

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2017 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	67
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	37
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2018 were eye procedures, lab tests, injections and ultrasound (sonogram).

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	95
diagnostic imaging	39
doctor visit	481
eye procedures	5300
injections	424
lab tests	1221
lacrimal (tearing system) procedures	63
laser treatment	124
ultrasound (sonogram)	145

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	475
Female	721

**Ethnicity**
Non-Hispanic White	1128
Black	0
Hispanic	36
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	440
From 75 to 84	475
85 and over	233
Less than 65	48

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2018

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2018 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	57
High Cholesterol	50
Stroke	4
Ischemic Heart Disease	26
Depression	13
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2019 were eye procedures, lab tests, injections and laser treatment.

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	122
diagnostic imaging	37
doctor visit	685
eye procedures	5986
injections	607
lab tests	935
lacrimal (tearing system) procedures	64
laser treatment	173
ultrasound (sonogram)	91

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	483
Female	685

**Ethnicity**
Non-Hispanic White	1089
Black	0
Hispanic	37
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	436
From 75 to 84	477
85 and over	199
Less than 65	56

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2019

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	59
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	28
Depression	15
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2020 were eye procedures, lab tests, injections and laser treatment.

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	112
diagnostic imaging	22
doctor visit	962
eye procedures	5756
foreign body removal	12
injections	697
lab tests	886
lacrimal (tearing system) procedures	101
laser treatment	135
ultrasound (sonogram)	61

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	494
Female	723

**Ethnicity**
Non-Hispanic White	1136
Black	11
Hispanic	38
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	488
From 75 to 84	474
85 and over	199
Less than 65	56

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2020

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	60
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2021 were eye procedures, lab tests, injections and laser treatment.

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	108
diagnostic imaging	15
doctor visit	1564
excision	16
eye procedures	5222
injections	728
lab tests	821
lacrimal (tearing system) procedures	45
laser treatment	161
removal of lesion (e.g. growth)	16
ultrasound (sonogram)	63

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	483
Female	717

**Ethnicity**
Non-Hispanic White	1120
Black	0
Hispanic	38
Asian	13
Other	16
Native American	0

**Age**
From 65 to 74	463
From 75 to 84	512
85 and over	173
Less than 65	52

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2021

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2021 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	62
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2022 were eye procedures, lab tests, injections and laser treatment.

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	98
diagnostic imaging	31
doctor visit	1797
eye procedures	5694
injections	901
lab tests	1028
lacrimal (tearing system) procedures	71
laser treatment	146
ultrasound (sonogram)	77

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	505
Female	800

**Ethnicity**
Non-Hispanic White	1211
Black	0
Hispanic	49
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	499
From 75 to 84	559
85 and over	188
Less than 65	59

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2022

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2022 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	69
High Cholesterol	71
Stroke	7
Ischemic Heart Disease	19
Depression	16
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA during 2023 were eye procedures, injections, lab tests and capsulotomy.

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

capsulotomy	131
diagnostic imaging	18
doctor visit	2088
eye procedures	6257
injections	1224
lab tests	964
lacrimal (tearing system) procedures	61
laser treatment	131
ultrasound (sonogram)	54

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	525
Female	811

**Ethnicity**
Non-Hispanic White	1232
Black	0
Hispanic	48
Asian	13
Other	26
Native American	0

**Age**
From 65 to 74	517
From 75 to 84	556
85 and over	208
Less than 65	55

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2023

The most common conditions of Medicare patients that Dr. Sean Michael Sumsion, MD treated during 2023 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	71
High Cholesterol	73
Stroke	8
Ischemic Heart Disease	21
Depression	16
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Volume of procedures performed by Dr. Sean Michael Sumsion, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sean Michael Sumsion, MD treated as an ophthalmologist in Redding, CA were eye procedures, lab tests, injections and laser treatment.

capsulotomy	105
diagnostic imaging	26
doctor visit	1121
excision	16
eye procedures	4661
foreign body removal	12
injections	681
lab tests	916
lacrimal (tearing system) procedures	61
laser treatment	134
removal of lesion (e.g. growth)	16
ultrasound (sonogram)	77

Average Medicare Patient Data From 2016 - 2023

Information about Medicare patients treated by Dr. Sean Michael Sumsion, MD.

**Gender**
Male	423
Female	639

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	5
Non-Hispanic White	955
Native American / Alaskan Native	0
Hispanic	64
Other	13

**Age**
75 to 84	422
85 and over	171
Less than 65	58
65 to 74	407

Average of Total of Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD From 2016 - 2023

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

Hypertension	65
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	28
Asthma	6
Osteoporosis	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Atrial Fibrillation	12
Dementia	6
Cancer	8

Education & Training

Dr. Sean Michael Sumsion, MD graduated from University of California, Irvine, School of Medicine. He completed residency at Univ. of Texas School of Medicine. He is certified by the Ophthalmology and has a state license in California.

Medical School: University of California, Irvine, School of Medicine

Residency: Univ. of Texas School of Medicine

Board Certification: Ophthalmology

Licensed In: California

Affiliations & Hospitals

Dr. Sean Michael Sumsion, MD is associated with these hospitals and organizations:

Mercy Medical Center Redding

Dignity Health

RIVERSIDE EYECARE PROFESSIONALS INC A MEDICAL CORPORATION

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alcon Laboratories Inc	$1,060 ORA $835	AcrySof $225
BIOTISSUE HOLDINGS, INC.	$806 AmnioGraft $806
Carl Zeiss Meditec, Inc.	$204 IOLMaster 700 $117	QUATERA 700 $60	VisuMax $27
Regeneron Healthcare Solutions, Inc.	$191 Eylea $176	EYLEA HD $15
EyePoint Pharmaceuticals US, Inc.	$179 YUTIQ $147	DEXYCU $33
Other	$1,835 XIIDRA $229	CIRRUS HD-OCT $170	Exogen $128	ILUVIEN $128	Tecnis Symphony Toric IOL $125	Other $1,056

**Types of Payments**
Food and Beverage	$2,906
Travel and Lodging	$1,352
Education	$18

Biography

Dr. Sean Sumsion is a specialist in ophthalmology (eye disease). He is affiliated with Mercy Medical Center Redding. He is a graduate of the University of California, Irvine, School of Medicine. Dignity Health reports that Dr. Sumsion is closed to new patients at this time.

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Dr. Sean Michael Sumsion, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Sean Michael Sumsion, MD in 2023

By Volume:

By Volume:

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Average Medicare Patient Data From 2016 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Sean Michael Sumsion, MD From 2016 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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