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Dr. Ronald Joseph Kolegraff, MD

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Specializes in: Vein Disease (Phlebology), Surgery and General Practice

1008 Eastview Avenue Unit 8
Okoboji, IA 51355

(712) 332-6001

Dr. Ronald Joseph Kolegraff, MD is a phlebologist in Okoboji, IA specializing in vein disease (phlebology), surgery and general practice.

Office Locations

1008 Eastview Avenue Unit 8
Okoboji, IA 51355

(712) 332-6001

(712) 332-6010

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In The News

“These members were honored at the IMA Convention on April 6 at the association's Spring Conference... - Kolegraff named to State Board of Medical Examiners (Local News ~ 04/15/16)Dr. Ronald...”—"Stories from Friday, April 15, 2016", Spencer Daily Reporter, April 2016

Noteworthy Medicare Patient Procedures Performed by Dr. Ronald Joseph Kolegraff, MD in 2023

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

Top 5%

By Volume:

ablation

endovenous laser ablation

lower extremity venous duplex

minimally invasive procedures

sclerotherapy for varicose veins

vascular procedures

vascular ultrasound

In 2023, Dr. Ronald Joseph Kolegraff, MD performed more ablation, endovenous laser ablation (EVLA), lower extremity venous duplex, minimally invasive procedures, sclerotherapy for varicose veins, vascular procedures, and vascular ultrasound procedures for Medicare patients than 95% of providers in related specialties within Iowa.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2012 were minimally invasive procedures, vascular procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	246
diagnostic procedures	12
doctor visit	94
injections	149
laser treatment	97
minimally invasive procedures	343
ultrasound (sonogram)	69
vascular procedures	315

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2013 were minimally invasive procedures, vascular procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	274
doctor visit	76
injections	204
laser treatment	70
minimally invasive procedures	344
ultrasound (sonogram)	58
vascular procedures	332

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	41
Female	125

**Age**
From 65 to 74	102
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2013

Hypertension	42
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	15
Depression	8
Chronic Kidney Disease	10
Asthma	0
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	7
Chronic Obstructive Pulmonary Disease	8
Diabetes	17
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2014 were minimally invasive procedures, vascular procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	265
doctor visit	48
injections	197
laser treatment	68
minimally invasive procedures	333
ultrasound (sonogram)	54
vascular procedures	319

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	29
Female	97

**Age**
From 65 to 74	68
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2014

Hypertension	40
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	13
Depression	9
Chronic Kidney Disease	9
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2015 were minimally invasive procedures, vascular procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	238
doctor visit	38
injections	169
laser treatment	69
minimally invasive procedures	307
ultrasound (sonogram)	44
vascular procedures	282

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	60
Female	170

**Age**
From 65 to 74	126
From 75 to 84	58
85 and over	22
Less than 65	24

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2015

Hypertension	49
High Cholesterol	32
Stroke	0
Ischemic Heart Disease	10
Depression	17
Chronic Kidney Disease	10
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2016 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	202
doctor visit	70
injections	149
laser treatment	53
minimally invasive procedures	255
ultrasound (sonogram)	91
vascular procedures	293

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	40
Female	81

**Age**
From 65 to 74	64
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2016

Hypertension	50
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	15
Depression	17
Chronic Kidney Disease	9
Asthma	11
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	13
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2017 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	207
doctor visit	78
injections	158
laser treatment	49
minimally invasive procedures	256
ultrasound (sonogram)	86
vascular procedures	293

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	49
Female	86

**Age**
From 65 to 74	74
From 75 to 84	33
85 and over	11
Less than 65	17

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2017

Hypertension	52
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	23
Depression	10
Chronic Kidney Disease	21
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	8
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2018 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	181
doctor visit	71
injections	133
laser treatment	48
minimally invasive procedures	229
ultrasound (sonogram)	83
vascular procedures	264

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	37
Female	102

**Age**
From 65 to 74	86
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2018

Hypertension	56
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	17
Depression	10
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2019 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	253
doctor visit	98
injections	191
laser treatment	62
minimally invasive procedures	315
ultrasound (sonogram)	143
vascular procedures	396

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	56
Female	113

**Age**
From 65 to 74	100
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2019

Hypertension	53
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	20
Depression	9
Chronic Kidney Disease	21
Asthma	0
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	22
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2020 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	152
doctor visit	59
injections	119
laser treatment	33
minimally invasive procedures	185
ultrasound (sonogram)	79
vascular procedures	231

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	40
Female	95

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

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2020

Hypertension	44
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2021 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	205
doctor visit	70
injections	172
laser treatment	33
minimally invasive procedures	238
ultrasound (sonogram)	114
vascular procedures	319

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	36
Female	83

**Age**
From 65 to 74	72
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2021

Hypertension	49
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	14
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2022 were vascular procedures, minimally invasive procedures, ablation and injections.

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	104
doctor visit	41
injections	68
laser treatment	36
minimally invasive procedures	140
ultrasound (sonogram)	64
vascular procedures	168

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	23
Female	58

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2022

Hypertension	56
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	15
Depression	21
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	15
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA during 2023 were vascular procedures, minimally invasive procedures, ablation and ultrasound (sonogram).

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

ablation	76
doctor visit	48
injections	42
laser treatment	34
minimally invasive procedures	110
ultrasound (sonogram)	74
vascular procedures	150

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	29
Female	49

**Age**
From 65 to 74	47
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2023

Hypertension	60
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	14
Depression	0
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Ronald Joseph Kolegraff, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ronald Joseph Kolegraff, MD treated as a phlebologist in Okoboji, IA were vascular procedures, minimally invasive procedures, ablation and injections.

ablation	200
diagnostic procedures	12
doctor visit	65
injections	145
laser treatment	54
minimally invasive procedures	254
ultrasound (sonogram)	79
vascular procedures	280

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD.

**Gender**
Male	36
Female	88

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

**Age**
75 to 84	29
85 and over	2
Less than 65	3
65 to 74	72

Average of Total of Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Ronald Joseph Kolegraff, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	45
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	15
Depression	11
Chronic Kidney Disease	12
Asthma	0
Osteoporosis	1
Heart Failure	4
Chronic Obstructive Pulmonary Disease	5
Diabetes	17
Atrial Fibrillation	5
Cancer	1
Dementia	0

Education & Training

He has a state license in Iowa.

Licensed In: Iowa

Ratings & Reviews

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General Payments

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

**Payments by Company**
Allergan Inc.	$2,387 NATRELLE $2,054	BOTOX COSMETIC $26	RESTASIS $14	ACZONE $6	$288
Mentor Worldwide LLC	$196 MemoryGel Breast Implants $98	MENTOR MemoryGel Resterilizable Gel Sizer $50	VICRYL $29	MemoryShape Breast Implants $20
Apyx Medical Corporation	$141 $141
AbbVie Inc.	$115 BOTOX $72	$43
Olympus America Inc.	$106 Olympus Cystoscopes $106
Other	$360 Clarivein $63	Varithena Administration Pack $57	VenaSeal $56	VARITHENA $46	Affinity/NuShield/Puraply $38	Other $100

**Types of Payments**
Gift	$2,054
Food and Beverage	$1,098
Travel and Lodging	$154

Biography

Dr. Ronald Kolegraff works as a general practice, vein disease (phlebology), and surgery. Dr. Kolegraff attended medical school at the University of California, Irvine, School of Medicine.

Select Year:

Dr. Ronald Joseph Kolegraff, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Ronald Joseph Kolegraff, MD in 2023

By Volume:

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. Ronald Joseph Kolegraff, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Ronald Joseph Kolegraff, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Okoboji, IA