In 2023, among providers in related specialties within Wisconsin, Dr. Timothy Vellinga, MD performed more cardioversion, and elective external cardioversion procedures for Medicare patients than 95% of them and he also had a list price for cardiac (heart) stress testing, stress testing, and transesophageal echocardiography (TEE) that was lower than the list prices billed to Medicare by 95% 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 10%

By Volume:

inpatient hospital care

stress EKG

In 2023, Dr. Timothy Vellinga, MD performed more inpatient hospital care (for patient admitted to hospital), and stress EKG procedures for Medicare patients than 90% of providers in related specialties within Wisconsin.

Top 25%

By Volume:

cardiac procedures

Doppler echocardiography

minimally invasive procedures

ultrasound

In 2012, Dr. Timothy Vellinga, MD performed more cardiac procedures, Doppler echocardiography, minimally invasive procedures, and ultrasound (sonogram) procedures for Medicare patients than 75% of providers in related specialties within Wisconsin.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2012 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

blood draw	150
cardiac procedures	341
catheterization	78
diagnostic procedures	54
doctor visit	664
hospital care	164
inpatient care	164
lab tests	53
minimally invasive procedures	78
stent placement (stenting)	24
stress testing	75
ultrasound (sonogram)	206
vascular procedures	54

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2013 were cardiac procedures, ultrasound (sonogram), blood draw and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

ambulatory monitoring	12
angioplasty	26
blood draw	163
cardiac procedures	362
cardioversion	11
catheterization	82
diagnostic procedures	43
doctor visit	751
hospital care	127
inpatient care	127
lab tests	127
minimally invasive procedures	82
stent placement (stenting)	26
stress testing	56
ultrasound (sonogram)	212
vascular procedures	43

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	383
Female	314

**Ethnicity**
Non-Hispanic White	677
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	240
85 and over	131
Less than 65	46

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2013

Hypertension	75
High Cholesterol	73
Stroke	9
Ischemic Heart Disease	65
Depression	16
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	7
Atrial Fibrilation	30
Heart Failure	29
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2014 were cardiac procedures, ultrasound (sonogram), blood draw and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

ambulatory monitoring	27
angioplasty	26
blood draw	203
cardiac procedures	438
catheterization	113
diagnostic procedures	74
doctor visit	919
hospital care	137
inpatient care	137
lab tests	134
minimally invasive procedures	113
stent placement (stenting)	26
stress testing	44
ultrasound (sonogram)	254
vascular procedures	74

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	459
Female	426

**Ethnicity**
Non-Hispanic White	850
Black	0
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	339
From 75 to 84	331
85 and over	157
Less than 65	58

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	63
Depression	17
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	8
Atrial Fibrilation	25
Heart Failure	29
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2015 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	88
blood draw	15
cardiac procedures	718
catheterization	236
diagnostic procedures	85
doctor visit	522
emergency care	19
hospital care	374
implant surgery	16
inpatient care	374
minimally invasive procedures	264
stent placement (stenting)	88
ultrasound (sonogram)	450
vascular procedures	101

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	1358
Female	1332

**Ethnicity**
Non-Hispanic White	1584
Black	0
Hispanic	948
Asian	0
Other	38
Native American	84

**Age**
From 65 to 74	1142
From 75 to 84	764
85 and over	438
Less than 65	346

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2015

Hypertension	75
High Cholesterol	61
Stroke	12
Ischemic Heart Disease	50
Depression	28
Chronic Kidney Disease	37
Asthma	17
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	36
Chronic Obstructive Pulmonary Disease	23
Diabetes	37
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2016 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	50
cardiac procedures	801
catheterization	163
diagnostic procedures	74
doctor visit	824
emergency care	14
hospital care	370
implant surgery	14
inpatient care	370
minimally invasive procedures	204
stent placement (stenting)	50
stress testing	16
ultrasound (sonogram)	608
vascular procedures	74

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	621
Female	549

**Ethnicity**
Non-Hispanic White	678
Black	0
Hispanic	425
Asian	0
Other	18
Native American	37

**Age**
From 65 to 74	500
From 75 to 84	398
85 and over	172
Less than 65	100

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2016

Hypertension	75
High Cholesterol	65
Stroke	12
Ischemic Heart Disease	59
Depression	23
Chronic Kidney Disease	38
Asthma	23
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	39
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2017 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	68
cardiac procedures	924
catheterization	198
diagnostic procedures	81
doctor visit	903
emergency care	15
hospital care	641
implant surgery	19
inpatient care	641
minimally invasive procedures	258
stent placement (stenting)	68
ultrasound (sonogram)	707
vascular procedures	81

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	719
Female	623

**Ethnicity**
Non-Hispanic White	835
Black	0
Hispanic	438
Asian	0
Other	19
Native American	36

**Age**
From 65 to 74	528
From 75 to 84	483
85 and over	221
Less than 65	110

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2017

Hypertension	75
High Cholesterol	64
Stroke	10
Ischemic Heart Disease	64
Depression	25
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	10
Atrial Fibrilation	25
Heart Failure	42
Chronic Obstructive Pulmonary Disease	23
Diabetes	36
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2018 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	52
cardiac procedures	770
catheterization	153
diagnostic procedures	75
doctor visit	895
hospital care	437
implant surgery	15
inpatient care	437
minimally invasive procedures	206
stent placement (stenting)	52
stress testing	14
ultrasound (sonogram)	588
vascular procedures	75

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	623
Female	534

**Ethnicity**
Non-Hispanic White	734
Black	0
Hispanic	367
Asian	0
Other	16
Native American	29

**Age**
From 65 to 74	462
From 75 to 84	417
85 and over	184
Less than 65	94

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	11
Ischemic Heart Disease	64
Depression	23
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	41
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2019 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	70
cardiac procedures	1152
cardioversion	17
catheterization	210
diagnostic procedures	93
doctor visit	928
emergency care	12
hospital care	418
implant surgery	13
inpatient care	418
minimally invasive procedures	246
stent placement (stenting)	70
stress testing	113
ultrasound (sonogram)	840
vascular procedures	93

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	736
Female	667

**Ethnicity**
Non-Hispanic White	893
Black	0
Hispanic	424
Asian	0
Other	26
Native American	45

**Age**
From 65 to 74	538
From 75 to 84	504
85 and over	247
Less than 65	114

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2019

Hypertension	75
High Cholesterol	67
Stroke	10
Ischemic Heart Disease	61
Depression	26
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	11
Atrial Fibrilation	25
Heart Failure	37
Chronic Obstructive Pulmonary Disease	20
Diabetes	33
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2020 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	72
cardiac procedures	903
catheterization	198
diagnostic procedures	75
doctor visit	696
emergency care	15
hospital care	257
implant surgery	16
inpatient care	257
minimally invasive procedures	227
stent placement (stenting)	72
stress testing	83
ultrasound (sonogram)	617
vascular procedures	75

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	599
Female	543

**Ethnicity**
Non-Hispanic White	750
Black	0
Hispanic	318
Asian	0
Other	0
Native American	36

**Age**
From 65 to 74	431
From 75 to 84	443
85 and over	187
Less than 65	81

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2020

Hypertension	73
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	62
Depression	23
Chronic Kidney Disease	39
Asthma	8
Osteoperosis	12
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2021 were cardiac procedures, ultrasound (sonogram), minimally invasive procedures and inpatient care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	84
cardiac procedures	940
cardioversion	18
catheterization	201
diagnostic procedures	63
doctor visit	1032
emergency care	12
hospital care	231
implant surgery	14
inpatient care	231
minimally invasive procedures	234
stent placement (stenting)	84
stress testing	177
ultrasound (sonogram)	548
vascular procedures	63

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	704
Female	653

**Ethnicity**
Non-Hispanic White	898
Black	0
Hispanic	351
Asian	0
Other	52
Native American	38

**Age**
From 65 to 74	525
From 75 to 84	545
85 and over	219
Less than 65	68

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2021

Hypertension	72
High Cholesterol	71
Stroke	7
Ischemic Heart Disease	65
Depression	22
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	11
Atrial Fibrilation	25
Heart Failure	34
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI during 2022 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

angioplasty	62
cardiac procedures	831
cardioversion	20
catheterization	154
diagnostic procedures	61
doctor visit	868
hospital care	221
implant surgery	19
inpatient care	221
minimally invasive procedures	196
stent placement (stenting)	62
stress testing	174
ultrasound (sonogram)	484
vascular procedures	61

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	723
Female	627

**Ethnicity**
Non-Hispanic White	943
Black	0
Hispanic	311
Asian	0
Other	38
Native American	44

**Age**
From 65 to 74	501
From 75 to 84	562
85 and over	238
Less than 65	49

Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	52
Depression	20
Chronic Kidney Disease	26
Asthma	13
Osteoperosis	17
Atrial Fibrilation	34
Heart Failure	31
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Timothy Vellinga, MD for Medicare patients.

The highest averages for the top procedures that Dr. Timothy Vellinga, MD treated as an interventional cardiologist in Summit, WI were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

ambulatory monitoring	19
angioplasty	59
blood draw	132
cardiac procedures	743
cardioversion	16
catheterization	162
diagnostic procedures	70
doctor visit	818
emergency care	14
hospital care	307
implant surgery	15
inpatient care	307
lab tests	104
minimally invasive procedures	191
stent placement (stenting)	56
stress testing	83
ultrasound (sonogram)	501
vascular procedures	72

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Timothy Vellinga, MD.

**Gender**
Male	629
Female	569

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	803
Native American / Alaskan Native	31
Hispanic	325
Other	20

**Age**
75 to 84	426
85 and over	199
Less than 65	96
65 to 74	476

Average of Total of Conditions of Medicare patients treated by Dr. Timothy Vellinga, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Timothy Vellinga, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	67
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	55
Depression	20
Chronic Kidney Disease	33
Asthma	10
Osteoporosis	9
Heart Failure	32
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Atrial Fibrillation	22
Dementia	10
Cancer	10

Education & Training

He has a state license in Wisconsin.

Licensed In: Wisconsin

Ratings & Reviews

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General Payments

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

**Payments by Company**
St. Jude Medical, Inc.	$1,088 Vascular $1,088
Abbott Laboratories	$832 Confirm Rx $129	Assurity $91	Allure Quadra RF CRT Pacemaker $87	Tendril Pacing Lead $79	Assurity Pacemaker $75	Other $371
CVRx, Inc.	$222 Barostim Neo System $222
ShockWave Medical, Inc	$180 SHOCKWAVE IVL SYSTEM WITH THE SHOCKWAVE C2 CORONARY IVL CATHETER $174	SHOCKWAVE INTRAVASCULAR LITHOTRIPSY (IVL) SYSTEM WITH THE SHOCKWAVE C2+ CORONARY $5
Boston Scientific Corporation	$130 AVVIGO Guidance System $71	WATCHMAN $47	SYNERGY $12
Other	$474 Impella $111	CLEVIPREX $49	Resolute $42	Repatha $35	ELIQUIS $31	Other $205

**Types of Payments**
Food and Beverage	$2,047
Travel and Lodging	$878

Biography

Dr. Timothy Vellinga is a medical specialist in adult cardiology and interventional cardiology. He graduated from the University of Iowa, Carver College of Medicine.