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Home > MN Providers > Emergency Physicians

Joseph Koo

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Specializes in: Emergency Medicine

855 Mankato Avenue
Winona, MN 55987

(507) 454-3650

Joseph Koo is an emergency medicine doctor in Winona, MN specializing in emergency medicine. Joseph Koo is affiliated with Winona Health.

Office Locations

855 Mankato Avenue
Winona, MN 55987

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Noteworthy Medicare Patient Procedures Performed by Joseph Koo in 2023

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

Top 5%

By Affordability:

emergency care

emergency room care

In 2023, Joseph Koo had a list price for emergency care, and emergency room (ER) care that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Minnesota. 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

2013 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2013 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	170

2013 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	59
Female	107

**Age**
From 65 to 74	30
From 75 to 84	48
85 and over	41
Less than 65	47

Conditions of Medicare patients treated by Joseph Koo in 2013

The most common conditions of Medicare patients that Joseph Koo treated during 2013 were hypertension, high cholesterol, depression and diabetes.

Hypertension	75
High Cholesterol	55
Stroke	9
Ischemic Heart Disease	36
Depression	46
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	19
Atrial Fibrilation	19
Heart Failure	27
Chronic Obstructive Pulmonary Disease	20
Diabetes	36
Dementia	17
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2014 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	368

2014 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	159
Female	173

**Ethnicity**
Non-Hispanic White	318
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	70
From 75 to 84	91
85 and over	80
Less than 65	91

Conditions of Medicare patients treated by Joseph Koo in 2014

The most common conditions of Medicare patients that Joseph Koo treated during 2014 were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	70
High Cholesterol	53
Stroke	8
Ischemic Heart Disease	38
Depression	42
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	30
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	15
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2015 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	511

2015 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	406
Female	492

**Ethnicity**
Non-Hispanic White	870
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	246
85 and over	218
Less than 65	230

Conditions of Medicare patients treated by Joseph Koo in 2015

The most common conditions of Medicare patients that Joseph Koo treated during 2015 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	66
High Cholesterol	49
Stroke	8
Ischemic Heart Disease	34
Depression	36
Chronic Kidney Disease	36
Asthma	17
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	28
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2016 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	367

2016 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	133
Female	194

**Ethnicity**
Non-Hispanic White	316
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	75
85 and over	77
Less than 65	106

Conditions of Medicare patients treated by Joseph Koo in 2016

The most common conditions of Medicare patients that Joseph Koo treated during 2016 were hypertension, high cholesterol, depression and chronic kidney disease.

Hypertension	64
High Cholesterol	48
Stroke	7
Ischemic Heart Disease	36
Depression	39
Chronic Kidney Disease	37
Asthma	24
Osteoperosis	15
Atrial Fibrilation	18
Heart Failure	28
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	14
Cancer	6

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2017 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	301

2017 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	134
Female	148

**Age**
From 65 to 74	58
From 75 to 84	77
85 and over	60
Less than 65	87

Conditions of Medicare patients treated by Joseph Koo in 2017

The most common conditions of Medicare patients that Joseph Koo treated during 2017 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	70
High Cholesterol	47
Stroke	8
Ischemic Heart Disease	37
Depression	40
Chronic Kidney Disease	45
Asthma	9
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	31
Chronic Obstructive Pulmonary Disease	22
Diabetes	37
Dementia	18
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2018 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

doctor visit	45
emergency care	256

2018 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	142
Female	144

**Ethnicity**
Non-Hispanic White	272
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	65
85 and over	56
Less than 65	84

Conditions of Medicare patients treated by Joseph Koo in 2018

The most common conditions of Medicare patients that Joseph Koo treated during 2018 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	66
High Cholesterol	50
Stroke	6
Ischemic Heart Disease	32
Depression	38
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	29
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	17
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2019 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	355

2019 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	147
Female	162

**Ethnicity**
Non-Hispanic White	297
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	93
85 and over	68
Less than 65	83

Conditions of Medicare patients treated by Joseph Koo in 2019

The most common conditions of Medicare patients that Joseph Koo treated during 2019 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	67
High Cholesterol	52
Stroke	9
Ischemic Heart Disease	37
Depression	41
Chronic Kidney Disease	42
Asthma	11
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	29
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2020 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	271

2020 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	108
Female	120

**Ethnicity**
Non-Hispanic White	215
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	50
85 and over	56
Less than 65	59

Conditions of Medicare patients treated by Joseph Koo in 2020

The most common conditions of Medicare patients that Joseph Koo treated during 2020 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	71
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	35
Depression	38
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	31
Chronic Obstructive Pulmonary Disease	17
Diabetes	37
Dementia	21
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2021 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	208

2021 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	82
Female	122

**Age**
From 65 to 74	48
From 75 to 84	53
85 and over	60
Less than 65	43

Conditions of Medicare patients treated by Joseph Koo in 2021

The most common conditions of Medicare patients that Joseph Koo treated during 2021 were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	71
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	35
Depression	38
Chronic Kidney Disease	50
Asthma	12
Osteoperosis	17
Atrial Fibrilation	19
Heart Failure	31
Chronic Obstructive Pulmonary Disease	15
Diabetes	34
Dementia	18
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2022 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	255

2022 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	92
Female	147

**Age**
From 65 to 74	48
From 75 to 84	71
85 and over	61
Less than 65	59

Conditions of Medicare patients treated by Joseph Koo in 2022

The most common conditions of Medicare patients that Joseph Koo treated during 2022 were hypertension, high cholesterol, depression and diabetes.

Hypertension	75
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	33
Depression	36
Chronic Kidney Disease	35
Asthma	14
Osteoperosis	18
Atrial Fibrilation	28
Heart Failure	32
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN during 2023 were emergency care.

Volume of procedures performed by Joseph Koo for Medicare patients.

emergency care	244

2023 Medicare Patient Data

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	106
Female	128

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	82
85 and over	59
Less than 65	44

Conditions of Medicare patients treated by Joseph Koo in 2023

The most common conditions of Medicare patients that Joseph Koo treated during 2023 were hypertension, high cholesterol, depression and chronic kidney disease.

Hypertension	75
High Cholesterol	68
Stroke	18
Ischemic Heart Disease	23
Depression	37
Chronic Kidney Disease	35
Asthma	15
Osteoperosis	19
Atrial Fibrilation	24
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	15
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Joseph Koo for Medicare patients.

The highest averages for the top procedures that Joseph Koo treated as an emergency medicine doctor in Winona, MN were emergency care.

doctor visit	45
emergency care	300

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Joseph Koo.

**Gender**
Male	142
Female	176

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	228
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	86
85 and over	76
Less than 65	84
65 to 74	71

Average of Total of Conditions of Medicare patients treated by Joseph Koo From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Joseph Koo treated were hypertension, high cholesterol, chronic kidney disease and depression.

Hypertension	70
High Cholesterol	54
Stroke	9
Ischemic Heart Disease	34
Depression	39
Chronic Kidney Disease	39
Asthma	13
Osteoporosis	13
Heart Failure	29
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Atrial Fibrillation	19
Dementia	17
Cancer	10

Education & Training

He has a state license in Minnesota.

Licensed In: Minnesota

Affiliations & Hospitals

Joseph Koo is associated with these hospitals and organizations:

Winona Health

Ratings & Reviews

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General Payments

These charts describe general payments received by Joseph Koo. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Instrumentation Laboratory Company	$25 GEM IMMUNO $25

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$25

Biography

Dr. Joseph Koo works as an emergency medicine. He is affiliated with Winona Health.

Select Year:

Joseph Koo

Office Locations

Noteworthy Medicare Patient Procedures Performed by Joseph Koo in 2023

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Joseph Koo in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Joseph Koo From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Emergency Physicians in Nearby Locations

Other Providers in Winona, MN