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Home > MN Providers > Pathologists

Dr. Steven Michael Vanderwerf, MD

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Specializes in: Pathology

University of Minnesota Medical School (2005)

301 Becker Avenue Sw
Willmar, MN 56201

(320) 231-4500

Dr. Steven Michael Vanderwerf, MD is a pathologist in Willmar, MN specializing in pathology. He graduated from University of Minnesota Medical School in 2005 and has 21 years of experience. Dr. Steven Michael Vanderwerf, MD is affiliated with MINNESOTA PATHOLOGISTS, CHARTERED and DOUGLAS COUNTY HOSPITAL.

Office Locations

301 Becker Avenue Sw
Willmar, MN 56201

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In The News

“CentraCare pathologist and medical labratory director Dr. Steve Vanderwerf, right, hands a placenta in a bag to Tanner Amsden, a senior at Renville County West High School, during a career...”—"Photos: Willmar's Rice Memorial Hospital hosts hands-on career exploration", West Central Tribune, November 2023

Noteworthy Medicare Patient Procedures Performed by Dr. Steven Michael Vanderwerf, MD in 2023

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

Top 25%

By Volume:

lab tests

By Affordability:

lab tests

In 2012, among providers in related specialties within Minnesota, Dr. Steven Michael Vanderwerf, MD performed more lab tests procedures for Medicare patients than 75% of them and he also had a list price for lab tests 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. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2012 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	117
lab tests	346

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2013 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	102
lab tests	295

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	233
Female	357

**Ethnicity**
Non-Hispanic White	570
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	193
From 75 to 84	187
85 and over	116
Less than 65	94

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2013

Hypertension	59
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	22
Depression	21
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2014 were lab tests, cytology, diagnostic procedures and bone marrow tests.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

bone marrow tests	12
cytology	95
diagnostic procedures	12
lab tests	460

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	300
Female	381

**Ethnicity**
Non-Hispanic White	642
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	246
From 75 to 84	226
85 and over	111
Less than 65	98

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2014

Hypertension	56
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	22
Asthma	3
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	6
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2015 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	124
lab tests	392

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	642
Female	856

**Ethnicity**
Non-Hispanic White	1438
Black	0
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	544
From 75 to 84	464
85 and over	242
Less than 65	248

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2015

Hypertension	54
High Cholesterol	37
Stroke	2
Ischemic Heart Disease	23
Depression	21
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2016 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	117
lab tests	404

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	374
Female	447

**Ethnicity**
Non-Hispanic White	783
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	263
85 and over	128
Less than 65	136

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2016

Hypertension	50
High Cholesterol	35
Stroke	3
Ischemic Heart Disease	23
Depression	22
Chronic Kidney Disease	26
Asthma	15
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2017 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	90
lab tests	363

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	358
Female	428

**Ethnicity**
Non-Hispanic White	761
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	314
From 75 to 84	248
85 and over	112
Less than 65	112

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2017

Hypertension	53
High Cholesterol	38
Stroke	3
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	28
Asthma	2
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2018 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	87
lab tests	313

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	322
Female	379

**Ethnicity**
Non-Hispanic White	669
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	274
From 75 to 84	229
85 and over	106
Less than 65	92

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2018

Hypertension	55
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	26
Depression	20
Chronic Kidney Disease	32
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2019 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	57
lab tests	431

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	318
Female	372

**Ethnicity**
Non-Hispanic White	655
Black	0
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	233
85 and over	89
Less than 65	90

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2019

Hypertension	57
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	32
Asthma	6
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	8
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2020 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	56
lab tests	343

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	284
Female	336

**Ethnicity**
Non-Hispanic White	596
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	194
85 and over	89
Less than 65	82

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2020

Hypertension	65
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	35
Asthma	5
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	6
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2021 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	45
lab tests	410

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	323
Female	413

**Ethnicity**
Non-Hispanic White	696
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	219
85 and over	88
Less than 65	101

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2021

Hypertension	65
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	26
Depression	24
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN during 2022 were lab tests and cytology.

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

cytology	69
lab tests	481

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	338
Female	381

**Ethnicity**
Non-Hispanic White	689
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	306
From 75 to 84	227
85 and over	115
Less than 65	71

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2022

Hypertension	75
High Cholesterol	71
Stroke	5
Ischemic Heart Disease	24
Depression	27
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	7
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Steven Michael Vanderwerf, MD for Medicare patients.

The highest averages for the top procedures that Dr. Steven Michael Vanderwerf, MD treated as a pathologist in Willmar, MN were lab tests, cytology, bone marrow tests and diagnostic procedures.

bone marrow tests	12
cytology	87
diagnostic procedures	12
lab tests	385

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Steven Michael Vanderwerf, MD.

**Gender**
Male	317
Female	395

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	681
Native American / Alaskan Native	0
Hispanic	7
Other	6

**Age**
75 to 84	226
85 and over	108
Less than 65	102
65 to 74	275

Average of Total of Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD From 2012 - 2022

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

Hypertension	53
High Cholesterol	41
Stroke	3
Ischemic Heart Disease	22
Depression	20
Chronic Kidney Disease	25
Asthma	5
Osteoporosis	6
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Atrial Fibrillation	11
Dementia	6
Cancer	14

Education & Training

Dr. Steven Michael Vanderwerf, MD graduated from University of Minnesota Medical School in 2005. He has a state license in Minnesota.

Medical School: University of Minnesota Medical School (2005)

Licensed In: Minnesota

Affiliations & Hospitals

Dr. Steven Michael Vanderwerf, MD is associated with these hospitals and organizations:

MINNESOTA PATHOLOGISTS, CHARTERED

DOUGLAS COUNTY HOSPITAL

Ratings & Reviews

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General Payments

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

**Payments by Company**
Cepheid	$29 $29

**Types of Payments**
Food and Beverage	$29

Biography

Dr. Steven Vanderwerf is a specialist in pathology. Dr. Vanderwerf studied medicine at the University of Minnesota Medical School.

Select Year:

Dr. Steven Michael Vanderwerf, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Steven Michael Vanderwerf, MD in 2023

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. Steven Michael Vanderwerf, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Steven Michael Vanderwerf, 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. Steven Michael Vanderwerf, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Pathologists in Nearby Locations

Other Providers in Willmar, MN