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Michael Merle Maddy

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Specializes in: Adult Nephrology

400 E 3rd Street
Duluth, MN 55805

(218) 786-8364

Michael Merle Maddy is a nephrologist in Duluth, MN specializing in adult nephrology.

Office Locations

400 E 3rd Street
Duluth, MN 55805

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2012 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

blood draw	165
dialysis	76
doctor visit	301
hospital care	356
inpatient care	356
lab tests	372

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2013 were hospital care, inpatient care, dialysis and blood draw.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

blood draw	55
dialysis	60
doctor visit	184
hospital care	292
inpatient care	292
lab tests	50

2013 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	173
Female	120

**Ethnicity**
Non-Hispanic White	263
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	77
85 and over	29
Less than 65	103

Conditions of Medicare patients treated by Michael Merle Maddy in 2013

Hypertension	75
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	53
Depression	29
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	43
Chronic Obstructive Pulmonary Disease	20
Diabetes	52
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2014 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

blood draw	45
dialysis	35
doctor visit	193
hospital care	155
inpatient care	155
lab tests	90

2014 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	127
Female	99

**Ethnicity**
Non-Hispanic White	196
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	62
85 and over	19
Less than 65	72

Conditions of Medicare patients treated by Michael Merle Maddy in 2014

Hypertension	75
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	56
Depression	30
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	7
Atrial Fibrilation	22
Heart Failure	47
Chronic Obstructive Pulmonary Disease	22
Diabetes	56
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

doctor visit	141

2015 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	116
Female	92

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	68
85 and over	28
Less than 65	62

Conditions of Medicare patients treated by Michael Merle Maddy in 2015

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	52
Depression	23
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	36
Chronic Obstructive Pulmonary Disease	21
Diabetes	51
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

doctor visit	119

2016 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	48
Female	34

**Age**
From 65 to 74	23
From 75 to 84	23
85 and over	16
Less than 65	20

Conditions of Medicare patients treated by Michael Merle Maddy in 2016

Hypertension	75
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	43
Depression	20
Chronic Kidney Disease	75
Asthma	18
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	26
Chronic Obstructive Pulmonary Disease	15
Diabetes	48
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2017 were lab tests.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

doctor visit	147
lab tests	17

2017 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	52
Female	44

**Age**
From 65 to 74	23
From 75 to 84	26
85 and over	16
Less than 65	31

Conditions of Medicare patients treated by Michael Merle Maddy in 2017

Hypertension	75
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	48
Depression	27
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	29
Chronic Obstructive Pulmonary Disease	22
Diabetes	49
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2018 were blood draw and lab tests.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

blood draw	48
doctor visit	151
lab tests	34

2018 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	49
Female	35

**Age**
From 65 to 74	22
From 75 to 84	20
85 and over	13
Less than 65	29

Conditions of Medicare patients treated by Michael Merle Maddy in 2018

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	40
Depression	26
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	17
Diabetes	52
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

dialysis	108
doctor visit	103
hospital care	364
inpatient care	364

2019 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	136
Female	86

**Ethnicity**
Non-Hispanic White	181
Black	0
Hispanic	0
Asian	0
Other	0
Native American	22

**Age**
From 65 to 74	71
From 75 to 84	49
85 and over	18
Less than 65	84

Conditions of Medicare patients treated by Michael Merle Maddy in 2019

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	71
Depression	46
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	6
Atrial Fibrilation	25
Heart Failure	63
Chronic Obstructive Pulmonary Disease	28
Diabetes	68
Dementia	17
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN during 2020 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

dialysis	19
doctor visit	55
hospital care	129
inpatient care	129

2020 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	81
Female	61

**Ethnicity**
Non-Hispanic White	110
Black	0
Hispanic	0
Asian	0
Other	0
Native American	21

**Age**
From 65 to 74	40
From 75 to 84	31
85 and over	19
Less than 65	52

Conditions of Medicare patients treated by Michael Merle Maddy in 2020

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	67
Depression	39
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	66
Chronic Obstructive Pulmonary Disease	30
Diabetes	73
Dementia	27
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

doctor visit	13

2021 Medicare Patient Data

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	24
Female	17

**Age**
From 65 to 74	11
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Michael Merle Maddy in 2021

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	56
Depression	29
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	34
Chronic Obstructive Pulmonary Disease	0
Diabetes	63
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2021

Volume of procedures performed by Michael Merle Maddy for Medicare patients.

The highest averages for the top procedures that Michael Merle Maddy treated as a nephrologist in Duluth, MN were hospital care, inpatient care, lab tests and blood draw.

blood draw	78
dialysis	59
doctor visit	140
hospital care	259
inpatient care	259
lab tests	112

Average Medicare Patient Data From 2012 - 2021

Information about Medicare patients treated by Michael Merle Maddy.

**Gender**
Male	80
Female	58

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	93
Native American / Alaskan Native	4
Hispanic	0
Other	0

**Age**
75 to 84	36
85 and over	15
Less than 65	45
65 to 74	39

Average of Total of Conditions of Medicare patients treated by Michael Merle Maddy From 2012 - 2021

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

Hypertension	67
High Cholesterol	49
Stroke	2
Ischemic Heart Disease	48
Depression	26
Chronic Kidney Disease	67
Asthma	8
Osteoporosis	1
Heart Failure	37
Chronic Obstructive Pulmonary Disease	17
Diabetes	51
Atrial Fibrillation	11
Dementia	6
Cancer	2

Education & Training

He has a state license in Minnesota.

Licensed In: Minnesota

Ratings & Reviews

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Biography

Dr. Michael Maddy is an adult nephrology specialist in Duluth, MN. Dr. Maddy has obtained a license to practice in Minnesota.

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Michael Merle Maddy

Office Locations

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 Michael Merle Maddy in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Michael Merle Maddy in 2021

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2021

Average Medicare Patient Data From 2012 - 2021

Average of Total of Conditions of Medicare patients treated by Michael Merle Maddy From 2012 - 2021

Education & Training

Ratings & Reviews

Biography

Other Providers in Duluth, MN