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

Home > OH Providers > Cardiologists

Dr. Thomas J. O'Neill IV, MD

Accepting New Patients

(Thomas O'Neill, MD)

(118 Ratings)

Specializes in: Cardiology (Heart Disease) and General Practice

University Of Virginia School Of Medicine (2007)

Professional interests include: heart failure

11100 Euclid Avenue Mather Suite 1800
Cleveland, OH 44106

(440) 328-3410

Dr. Thomas J. O'Neill IV, MD is a cardiologist in Cleveland, OH specializing in cardiology (heart disease) and general practice. He graduated from University Of Virginia School Of Medicine in 2007 and has 19 years of experience. Dr. Thomas J. O'Neill IV, MD is affiliated with University Hospitals and UH Cleveland Medical Center Mather Pavilion.

Office Locations

11100 Euclid Avenue Mather Suite 1800
Cleveland, OH 44106

open_in_new

4001 Carrick Drive Suite 140
Medina, OH 44256

open_in_new

125 E Broad Street Suite 101
Elyria, OH 44035

open_in_new

6707 Powers Boulevard Medical Arts Cntr 2 Suite 205
Parma, OH 44129

open_in_new

3909 Orange Place Suite 3300
Beachwood, OH 44122

open_in_new

3800 Embassy Parkway Suite 220
Akron, OH 44333

open_in_new

3999 Richmond Road
Beachwood, OH 44122

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Thomas J. O'Neill IV, MD in 2023

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

Top 5%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Thomas J. O'Neill IV, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Ohio. 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. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

hospital care	12
inpatient care	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

doctor visit	51
hospital care	53
inpatient care	53

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	76
Female	60

**Ethnicity**
Non-Hispanic White	94
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	37
Chronic Kidney Disease	66
Asthma	21
Osteoperosis	0
Atrial Fibrilation	28
Heart Failure	75
Chronic Obstructive Pulmonary Disease	26
Diabetes	59
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2016 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	21
catheterization	21
diagnostic procedures	21
doctor visit	183
hospital care	147
inpatient care	147
metabolic testing	12
minimally invasive procedures	21

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	103
Female	65

**Ethnicity**
Non-Hispanic White	114
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	70
From 75 to 84	0
85 and over	0
Less than 65	67

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	74
Depression	32
Chronic Kidney Disease	73
Asthma	35
Osteoperosis	11
Atrial Fibrilation	29
Heart Failure	75
Chronic Obstructive Pulmonary Disease	33
Diabetes	61
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2017 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	23
catheterization	23
diagnostic procedures	23
doctor visit	232
hospital care	195
inpatient care	195
metabolic testing	23
minimally invasive procedures	23

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	121
Female	67

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	0
85 and over	0
Less than 65	65

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2017

Hypertension	75
High Cholesterol	73
Stroke	7
Ischemic Heart Disease	75
Depression	30
Chronic Kidney Disease	70
Asthma	12
Osteoperosis	9
Atrial Fibrilation	31
Heart Failure	75
Chronic Obstructive Pulmonary Disease	31
Diabetes	56
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2018 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	26
catheterization	26
diagnostic procedures	26
doctor visit	225
hospital care	188
inpatient care	188
metabolic testing	14
minimally invasive procedures	26
pulmonary testing	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	137
Female	60

**Ethnicity**
Non-Hispanic White	148
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	0
85 and over	0
Less than 65	74

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	73
Asthma	10
Osteoperosis	10
Atrial Fibrilation	34
Heart Failure	75
Chronic Obstructive Pulmonary Disease	28
Diabetes	59
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2019 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	22
catheterization	22
diagnostic procedures	22
doctor visit	243
hospital care	189
inpatient care	189
metabolic testing	15
minimally invasive procedures	22

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	122
Female	61

**Ethnicity**
Non-Hispanic White	132
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	0
85 and over	0
Less than 65	60

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2019

Hypertension	75
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	75
Depression	32
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	0
Atrial Fibrilation	34
Heart Failure	75
Chronic Obstructive Pulmonary Disease	23
Diabetes	60
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2020 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	21
catheterization	21
diagnostic procedures	21
doctor visit	192
hospital care	171
inpatient care	171
minimally invasive procedures	21
pulmonary testing	11

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	109
Female	56

**Ethnicity**
Non-Hispanic White	129
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	0
85 and over	0
Less than 65	46

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	75
Depression	27
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	9
Atrial Fibrilation	38
Heart Failure	75
Chronic Obstructive Pulmonary Disease	19
Diabetes	59
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2021 were hospital care, inpatient care, minimally invasive procedures and catheterization.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

cardiac procedures	13
catheterization	13
diagnostic procedures	13
doctor visit	204
hospital care	123
inpatient care	123
minimally invasive procedures	13

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	110
Female	49

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	74
Depression	23
Chronic Kidney Disease	72
Asthma	8
Osteoperosis	8
Atrial Fibrilation	35
Heart Failure	75
Chronic Obstructive Pulmonary Disease	19
Diabetes	52
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

doctor visit	98
hospital care	128
inpatient care	128

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	106
Female	39

**Ethnicity**
Non-Hispanic White	121
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	40
85 and over	11
Less than 65	35

Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	69
Depression	28
Chronic Kidney Disease	68
Asthma	11
Osteoperosis	13
Atrial Fibrilation	54
Heart Failure	75
Chronic Obstructive Pulmonary Disease	26
Diabetes	61
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Thomas J. O'Neill IV, MD for Medicare patients.

The highest averages for the top procedures that Dr. Thomas J. O'Neill IV, MD treated as a cardiologist in Cleveland, OH were hospital care, inpatient care, minimally invasive procedures and catheterization.

cardiac procedures	21
catheterization	21
diagnostic procedures	21
doctor visit	178
hospital care	134
inpatient care	134
metabolic testing	16
minimally invasive procedures	21
pulmonary testing	11

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Thomas J. O'Neill IV, MD.

**Gender**
Male	98
Female	50

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	111
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	4
85 and over	1
Less than 65	43
65 to 74	69

Average of Total of Conditions of Medicare patients treated by Dr. Thomas J. O'Neill IV, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Thomas J. O'Neill IV, MD treated were heart failure, hypertension, ischemic heart disease and high cholesterol.

Hypertension	66
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	65
Depression	26
Chronic Kidney Disease	63
Asthma	13
Osteoporosis	6
Heart Failure	66
Chronic Obstructive Pulmonary Disease	22
Diabetes	51
Atrial Fibrillation	31
Dementia	1
Cancer	9

Education & Training

Dr. Thomas J. O'Neill IV, MD graduated from University Of Virginia School Of Medicine in 2007. He completed residency at University Of North Carolina Health Care. He is certified by the Internal Medicine - American Board of Internal Medicine and has a state license in North Carolina.

Medical School: University Of Virginia School Of Medicine (2007)

Residency: University Of North Carolina Health Care (2010)

Board Certification: Internal Medicine - American Board of Internal Medicine

Licensed In: North Carolina

Affiliations & Hospitals

Dr. Thomas J. O'Neill IV, MD is associated with these hospitals and organizations:

University Hospitals

UH Cleveland Medical Center Mather Pavilion

Ratings & Reviews

Dr. Thomas J. O'Neill IV, MD has an exceptional overall rating with an average of 4.92 out of 5 stars based on 118 ratings. We collect ratings and reviews of Dr. Thomas J. O'Neill IV, MD from all over the web to help you find the right in Cleveland, OH.

4.92

Overall Rating

(118 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Thomas J. O'Neill IV, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
CVRx, Inc.	$408 Barostim Neo System $408
Novartis Pharmaceuticals Corporation	$199 XOLAIR $150	ENTRESTO $49
Astellas Pharma US Inc	$132 Myrbetriq $22	Vesicare $11	$99
Medtronic Vascular, Inc.	$127 STENTS $127
Bayer HealthCare Pharmaceuticals Inc.	$50 Adempas $50
Other	$116 HeartMate PHP $27	HeartWare Ventricular Assist System $21	HeartMate $14	AVYCAZ $12	TUDORZA $12	Other $29

**Types of Payments**
Food and Beverage	$628
Travel and Lodging	$155
Consulting Fee	$150
Education	$99

Research Payments

Dr. Thomas J. O'Neill IV, MD has received 3 research payments totaling $22,749.

Biography

Dr. Thomas O'Neill is a physician who specializes in general practice and cardiology (heart disease). He attended the University of Virginia School of Medicine and then went on to complete his residency at a hospital affiliated with the University of North Carolina (UNC). He is especially interested in heart failure. Dr. O'Neill is rated 5.0 stars (out of 5) by his patients. He is affiliated with the University Hospitals. Dr. O'Neill has an open panel in Cleveland, OH according to Yext.