Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > WI Providers > Cardiothoracic Surgeons

Dr. Kenneth M. Wolnak, DO

Accepting New Patients

(No ratings)

Specializes in: Cardiothoracic Surgery

Midwestern University, Chicago College of Osteopathic Medicine (1980)

1000 MINERAL POINT AVENUE
JANESVILLE, WI 53548

(608) 756-6868

Dr. Kenneth M. Wolnak, DO is a cardiothoracic surgeon in JANESVILLE, WI specializing in cardiothoracic surgery. He graduated from Midwestern University, Chicago College of Osteopathic Medicine in 1980 and has 46 years of experience. Dr. Kenneth M. Wolnak, DO is affiliated with MERCY HEALTH SYSTEM CORPORATION and ROCKFORD HEALTH PHYSICIANS.

Office Locations

1000 MINERAL POINT AVENUE
JANESVILLE, WI 53548

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Kenneth M. Wolnak, DO treated as a cardiothoracic surgeon in JANESVILLE, WI during 2012 were X-rays, thoracic (chest) imaging, lab tests and blood draw.

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

blood draw	12
doctor visit	13
lab tests	14
thoracic (chest) imaging	39
X-rays	39

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Kenneth M. Wolnak, DO treated as a cardiothoracic surgeon in JANESVILLE, WI during 2013 were cardiac procedures.

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

cardiac procedures	22
doctor visit	29

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	42
Female	36

**Age**
From 65 to 74	32
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2013

Hypertension	75
High Cholesterol	69
Stroke	14
Ischemic Heart Disease	59
Depression	29
Chronic Kidney Disease	40
Asthma	0
Osteoperosis	0
Atrial Fibrilation	22
Heart Failure	44
Chronic Obstructive Pulmonary Disease	50
Diabetes	36
Dementia	0
Cancer	24

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

doctor visit	14

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	38
Female	36

**Age**
From 65 to 74	32
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2014

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	73
Depression	30
Chronic Kidney Disease	51
Asthma	19
Osteoperosis	0
Atrial Fibrilation	23
Heart Failure	47
Chronic Obstructive Pulmonary Disease	43
Diabetes	42
Dementia	0
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

doctor visit	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	92
Female	68

**Age**
From 65 to 74	56
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2015

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	64
Depression	40
Chronic Kidney Disease	48
Asthma	23
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	35
Chronic Obstructive Pulmonary Disease	40
Diabetes	43
Dementia	0
Cancer	21

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Kenneth M. Wolnak, DO treated as a cardiothoracic surgeon in JANESVILLE, WI during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

doctor visit	12
hospital care	12
inpatient care	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	42
Female	36

**Age**
From 65 to 74	32
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2016

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	65
Depression	17
Chronic Kidney Disease	63
Asthma	38
Osteoperosis	0
Atrial Fibrilation	26
Heart Failure	49
Chronic Obstructive Pulmonary Disease	36
Diabetes	51
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	35
Female	21

**Age**
From 65 to 74	23
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2017

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	71
Depression	32
Chronic Kidney Disease	57
Asthma	0
Osteoperosis	0
Atrial Fibrilation	27
Heart Failure	41
Chronic Obstructive Pulmonary Disease	39
Diabetes	48
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

doctor visit	12

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	44
Female	32

**Age**
From 65 to 74	29
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2018

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	50
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	54
Chronic Obstructive Pulmonary Disease	38
Diabetes	37
Dementia	14
Cancer	21

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	29
Female	26

**Age**
From 65 to 74	24
From 75 to 84	15
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2019

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	60
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	47
Chronic Obstructive Pulmonary Disease	36
Diabetes	45
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	27
Female	20

**Age**
From 65 to 74	20
From 75 to 84	12
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2020

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	70
Depression	30
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	30
Heart Failure	53
Chronic Obstructive Pulmonary Disease	32
Diabetes	28
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

doctor visit	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	37
Female	18

**Age**
From 65 to 74	35
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	73
Depression	29
Chronic Kidney Disease	58
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	42
Chronic Obstructive Pulmonary Disease	45
Diabetes	47
Dementia	0
Cancer	31

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	30
Female	14

**Age**
From 65 to 74	0
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	57
Depression	32
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	39
Heart Failure	48
Chronic Obstructive Pulmonary Disease	39
Diabetes	43
Dementia	0
Cancer	32

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Kenneth M. Wolnak, DO treated as a cardiothoracic surgeon in JANESVILLE, WI during 2023 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

bypass surgery	13
cardiac procedures	26
open surgery	26
thoracic (chest) surgery procedures	26

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	23
Female	23

**Age**
From 65 to 74	22
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	72
Depression	37
Chronic Kidney Disease	33
Asthma	0
Osteoperosis	0
Atrial Fibrilation	39
Heart Failure	54
Chronic Obstructive Pulmonary Disease	28
Diabetes	46
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2024

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	55
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Kenneth M. Wolnak, DO for Medicare patients.

The highest averages for the top procedures that Dr. Kenneth M. Wolnak, DO treated as a cardiothoracic surgeon in JANESVILLE, WI were X-rays, thoracic (chest) imaging, thoracic (chest) surgery procedures and open surgery.

blood draw	12
bypass surgery	13
cardiac procedures	24
doctor visit	15
hospital care	12
inpatient care	12
lab tests	14
open surgery	26
thoracic (chest) imaging	39
thoracic (chest) surgery procedures	26
X-rays	39

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Kenneth M. Wolnak, DO.

**Gender**
Male	33
Female	25

**Age**
75 to 84	17
85 and over	0
Less than 65	0
65 to 74	23

Average of Total of Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Kenneth M. Wolnak, DO treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	69
High Cholesterol	67
Stroke	1
Ischemic Heart Disease	62
Depression	25
Chronic Kidney Disease	42
Asthma	6
Osteoporosis	0
Heart Failure	39
Chronic Obstructive Pulmonary Disease	32
Diabetes	35
Atrial Fibrillation	21
Dementia	1
Cancer	14

Education & Training

Dr. Kenneth M. Wolnak, DO graduated from Midwestern University, Chicago College of Osteopathic Medicine in 1980. He completed residency at Midwestern University Affiliated Hospitals. He is certified by the Board Certification: American Osteopathic Association - Thoracic Cardiovascular Surgery and has a state license in Wisconsin.

Medical School: Midwestern University, Chicago College of Osteopathic Medicine (1980)

Residency: Midwestern University Affiliated Hospitals

Board Certification: Board Certification: American Osteopathic Association - Thoracic Cardiovascular Surgery

Licensed In: Wisconsin

Ratings & Reviews

Dr. Kenneth M. Wolnak, DO does not have any reviews yet, be the first to leave a review of Dr. Kenneth M. Wolnak, DO here: Leave a Review

(No ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Kenneth M. Wolnak, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Intuitive Surgical, Inc.	$4,187 Da Vinci Surgical System $4,187
Zimmer Biomet Holdings, Inc.	$603 AdvantageRib $325	Rib Fix Blu $132	SternaLock Blu $90	Zimmer Biomet Instruments and Implants $24	A&E Medical / Rotating Surgical Punches $18	Other $13
St. Jude Medical, Inc.	$490 Structural Heart $490
CorMatrix Cardiovascular Inc.	$443 ECM Patch $443
W. L. Gore & Associates, Inc.	$344 VIABAHN Endoprosthesis $126	HYBRID Vascular Graft $113	EXCLUDER AAA Endoprosthesis $86	PROPATEN Vascular Graft $19
Other	$1,749 Microfixation-Thoracic $179	Heart Valves $162	Epic Stented Tissue Valve $147	Edwards SAPIEN 3 Ultra Transcatheter Heart Valve $138	SAPIEN 3 Ultra RESILIA $132	Other $991

**Types of Payments**
Travel and Lodging	$4,012
Food and Beverage	$3,805

Biography

I enjoy working with my patients, their families, and their primary health care providers. We all work as team to improve the person's quality of life.

Select Year:

Dr. Kenneth M. Wolnak, DO

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 Dr. Kenneth M. Wolnak, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2023

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Kenneth M. Wolnak, DO From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

Cardiothoracic Surgeons in Nearby Locations

Other Providers in JANESVILLE, WI