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Dr. Robert J. Houlihan, MD

(Dr. Robert Houlihan, MD)

(No ratings)

Specializes in: Interventional Cardiology and Adult Cardiology

University of Iowa, Carver College of Medicine (1993)

Professional interests include: heart failure, echocardiogram (echo)

200 1st Street Sw
Rochester, MN 55905

(507) 284-2511

Dr. Robert J. Houlihan, MD is an interventional cardiologist in Mankato, MN specializing in interventional cardiology and adult cardiology. He graduated from University of Iowa, Carver College of Medicine in 1993 and has 33 years of experience. Dr. Robert J. Houlihan, MD is affiliated with Mayo Clinic, Mayo Clinic Health System - Fairmont, MAYO CLINIC HEALTH SYSTEM-ST JAMES and MAYO CLINIC HEALTH SYSTEM-SOUTHWEST MINNESOTA REGION.

Office Locations

1015 Marsh Street
Mankato, MN 56001

(507) 389-4700

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200 1st Street Sw
Rochester, MN 55905

(507) 284-2511

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Noteworthy Medicare Patient Procedures Performed by Dr. Robert J. Houlihan, MD in 2023

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

Top 5%

By Volume:

echocardiogram

ultrasound

In 2023, Dr. Robert J. Houlihan, MD performed more echocardiogram (echo), and ultrasound (sonogram) procedures for Medicare patients than 95% of providers in related specialties within Minnesota.

Top 10%

By Volume:

Doppler echocardiography

In 2023, Dr. Robert J. Houlihan, MD performed more Doppler echocardiography procedures for Medicare patients than 90% of providers in related specialties within Minnesota.

Top 25%

By Volume:

stress echo

In 2012, Dr. Robert J. Houlihan, MD performed more stress echo procedures for Medicare patients than 75% of providers in related specialties within Minnesota.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2012 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

ambulatory monitoring	21
blood draw	114
cardiac procedures	457
doctor visit	290
hospital care	158
implant surgery	16
inpatient care	158
minimally invasive procedures	30
stress testing	14
ultrasound (sonogram)	402
vascular procedures	18

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2013 were cardiac procedures, ultrasound (sonogram), blood draw and hospital care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

ambulatory monitoring	23
blood draw	133
cardiac procedures	416
doctor visit	317
hospital care	129
implant surgery	15
inpatient care	129
minimally invasive procedures	15
stress testing	23
ultrasound (sonogram)	378

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	514
Female	446

**Ethnicity**
Non-Hispanic White	934
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	350
85 and over	293
Less than 65	87

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2013

Hypertension	75
High Cholesterol	64
Stroke	8
Ischemic Heart Disease	60
Depression	24
Chronic Kidney Disease	34
Asthma	5
Osteoperosis	6
Atrial Fibrilation	36
Heart Failure	47
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2014 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

ambulatory monitoring	16
blood draw	82
cardiac procedures	525
doctor visit	237
hospital care	94
implant surgery	28
implantable cardioverter-defibrillator (ICD) replacement	12
inpatient care	94
minimally invasive procedures	47
stress testing	16
ultrasound (sonogram)	469
vascular procedures	12

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	546
Female	493

**Ethnicity**
Non-Hispanic White	1009
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	365
85 and over	326
Less than 65	90

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2014

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	62
Depression	26
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	9
Atrial Fibrilation	37
Heart Failure	52
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2015 were cardiac procedures, ultrasound (sonogram), blood draw and hospital care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

ambulatory monitoring	11
blood draw	84
cardiac procedures	376
doctor visit	265
hospital care	74
inpatient care	74
minimally invasive procedures	17
stress testing	19
ultrasound (sonogram)	365

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	956
Female	820

**Ethnicity**
Non-Hispanic White	1712
Black	0
Hispanic	0
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	414
From 75 to 84	586
85 and over	576
Less than 65	200

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2015

Hypertension	75
High Cholesterol	72
Stroke	9
Ischemic Heart Disease	63
Depression	25
Chronic Kidney Disease	42
Asthma	14
Osteoperosis	7
Atrial Fibrilation	38
Heart Failure	55
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2016 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

blood draw	59
cardiac procedures	254
doctor visit	212
hospital care	66
inpatient care	66
minimally invasive procedures	13
stress testing	21
ultrasound (sonogram)	254

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	426
Female	336

**Ethnicity**
Non-Hispanic White	736
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	170
From 75 to 84	248
85 and over	250
Less than 65	94

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2016

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	65
Depression	28
Chronic Kidney Disease	44
Asthma	25
Osteoperosis	8
Atrial Fibrilation	38
Heart Failure	52
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2017 were ultrasound (sonogram), cardiac procedures, blood draw and hospital care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

blood draw	55
cardiac procedures	292
doctor visit	192
hospital care	51
inpatient care	51
minimally invasive procedures	13
stress testing	17
ultrasound (sonogram)	292

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	458
Female	351

**Ethnicity**
Non-Hispanic White	772
Black	0
Hispanic	12
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	255
85 and over	250
Less than 65	96

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2017

Hypertension	75
High Cholesterol	72
Stroke	9
Ischemic Heart Disease	64
Depression	27
Chronic Kidney Disease	48
Asthma	8
Osteoperosis	9
Atrial Fibrilation	39
Heart Failure	58
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2018 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

cardiac procedures	241
doctor visit	173
hospital care	49
inpatient care	49
minimally invasive procedures	19
stress testing	26
ultrasound (sonogram)	241

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	419
Female	335

**Ethnicity**
Non-Hispanic White	724
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	248
85 and over	213
Less than 65	98

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2018

Hypertension	75
High Cholesterol	71
Stroke	10
Ischemic Heart Disease	61
Depression	27
Chronic Kidney Disease	50
Asthma	6
Osteoperosis	7
Atrial Fibrilation	37
Heart Failure	60
Chronic Obstructive Pulmonary Disease	23
Diabetes	36
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2019 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

cardiac procedures	472
cardioversion	11
doctor visit	375
hospital care	80
implant surgery	32
implantable cardioverter-defibrillator (ICD) replacement	14
inpatient care	80
minimally invasive procedures	44
stress testing	37
ultrasound (sonogram)	440

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	779
Female	565

**Ethnicity**
Non-Hispanic White	1290
Black	0
Hispanic	15
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	397
From 75 to 84	461
85 and over	378
Less than 65	108

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2019

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	59
Depression	24
Chronic Kidney Disease	55
Asthma	6
Osteoperosis	7
Atrial Fibrilation	39
Heart Failure	59
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2020 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

cardiac procedures	437
doctor visit	332
hospital care	63
implant surgery	24
implantable cardioverter-defibrillator (ICD) replacement	13
inpatient care	63
minimally invasive procedures	24
stress testing	22
ultrasound (sonogram)	413

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	696
Female	567

**Ethnicity**
Non-Hispanic White	1209
Black	0
Hispanic	15
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	371
From 75 to 84	452
85 and over	339
Less than 65	101

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2020

Hypertension	75
High Cholesterol	66
Stroke	7
Ischemic Heart Disease	58
Depression	26
Chronic Kidney Disease	58
Asthma	6
Osteoperosis	9
Atrial Fibrilation	40
Heart Failure	56
Chronic Obstructive Pulmonary Disease	18
Diabetes	36
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2021 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

cardiac procedures	417
doctor visit	339
hospital care	67
inpatient care	67
stress testing	20
ultrasound (sonogram)	417

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	682
Female	570

**Ethnicity**
Non-Hispanic White	1207
Black	0
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	375
From 75 to 84	454
85 and over	339
Less than 65	84

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	58
Depression	26
Chronic Kidney Disease	60
Asthma	5
Osteoperosis	9
Atrial Fibrilation	39
Heart Failure	54
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	16
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN during 2022 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

cardiac procedures	441
doctor visit	349
hospital care	44
implant surgery	12
inpatient care	44
minimally invasive procedures	26
stress testing	20
ultrasound (sonogram)	429

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	672
Female	549

**Ethnicity**
Non-Hispanic White	1176
Black	0
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	358
From 75 to 84	442
85 and over	334
Less than 65	87

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	51
Depression	24
Chronic Kidney Disease	55
Asthma	8
Osteoperosis	13
Atrial Fibrilation	55
Heart Failure	55
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	11
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Robert J. Houlihan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Robert J. Houlihan, MD treated as an interventional cardiologist in Mankato, MN were cardiac procedures, ultrasound (sonogram), blood draw and hospital care.

ambulatory monitoring	17
blood draw	87
cardiac procedures	393
cardioversion	11
doctor visit	280
hospital care	79
implant surgery	21
implantable cardioverter-defibrillator (ICD) replacement	13
inpatient care	79
minimally invasive procedures	24
stress testing	21
ultrasound (sonogram)	372
vascular procedures	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Robert J. Houlihan, MD.

**Gender**
Male	558
Female	457

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	979
Native American / Alaskan Native	0
Hispanic	5
Other	14

**Age**
75 to 84	351
85 and over	299
Less than 65	95
65 to 74	270

Average of Total of Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Robert J. Houlihan, MD treated were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension	68
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	54
Depression	23
Chronic Kidney Disease	44
Asthma	8
Osteoporosis	7
Heart Failure	49
Chronic Obstructive Pulmonary Disease	19
Diabetes	31
Atrial Fibrillation	36
Dementia	13
Cancer	12

Education & Training

Dr. Robert J. Houlihan, MD graduated from University of Iowa, Carver College of Medicine in 1993. He completed residency at University of Iowa Hospitals & Clinics. He is certified by the Cardiovascular Diseases American Board of Internal Medicine and has a state license in Minnesota.

Medical School: University of Iowa, Carver College of Medicine (1993)

Residency: University of Iowa Hospitals & Clinics (1996)

Board Certification: Cardiovascular Diseases American Board of Internal Medicine (2000)

Licensed In: Minnesota

Affiliations & Hospitals

Dr. Robert J. Houlihan, MD is associated with these hospitals and organizations:

Mayo Clinic

Mayo Clinic Health System - Fairmont

MAYO CLINIC HEALTH SYSTEM-ST JAMES

MAYO CLINIC HEALTH SYSTEM-SOUTHWEST MINNESOTA REGION

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic, Inc.	$80 Micra $80
Alkermes, Inc.	$17 Vivitrol $17
Regeneron Healthcare Solutions, Inc.	$12 PRALUENT $12

**Types of Payments**
Food and Beverage	$97
Education	$12

Biography

Dr. Robert Houlihan's specialties are adult cardiology and interventional cardiology. He practices in Mankato, MN and Rochester, MN. His clinical interests include heart failure and echocardiogram (echo). Dr. Houlihan is affiliated with Mayo Clinic Health System - Fairmont. After completing medical school at the University of Iowa, Carver College of Medicine, he performed his residency at the University of Iowa Hospitals & Clinics and Mayo Clinic. His distinctions include: Iowa Chapter of AOA - Alpha Omega Alpha Honor Medical Society; High Honors - University of Notre Dame; and Member - Alpha Epsilon Delta National Premedical Honor Society.

Select Year:

Dr. Robert J. Houlihan, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Robert J. Houlihan, MD in 2023

By Volume:

By Volume:

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. Robert J. Houlihan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert J. Houlihan, 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. Robert J. Houlihan, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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