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Dr. Daniel K. Cassavar, MD

Accepting New Patients

(270 Ratings)

Specializes in: Adult Cardiology

University of Toledo College of Medicine

2142 N Cove Boulevard
Toledo, OH 43606

(419) 291-3000

Dr. Daniel K. Cassavar, MD is a cardiologist in Perrysburg, OH specializing in adult cardiology. He graduated from University of Toledo College of Medicine. Dr. Daniel K. Cassavar, MD is affiliated with ProMedica, Mercy Health - St. Vincent Medical Center, Mercy Health, Mercy Health - St. Anne Hospital, Mercy Health - St. Charles Hospital, Mercy Health - Perrysburg Hospital and ProMedica Provider.

Office Locations

1601 Brigham Drive #100
Perrysburg, OH 43551

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1250 Ralston Avenue #203
Defiance, OH 43512

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ProMedica Provider

1252 Ralston Avenue
Suite 304 Defiance, OH 43512

(419) 783-6895

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ProMedica Provider

1601 Brigham Drive
Suite 100 Perrysburg, OH 43551

(419) 872-7703

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ProMedica Provider

2142 N Cove Boulevard
Toledo, OH 43606

(419) 291-3000

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ProMedica Provider

5300 Harroun Rd
Sylvania, OH 43560

(419) 824-1952

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Noteworthy Medicare Patient Procedures Performed by Dr. Daniel K. Cassavar, MD in 2023

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

Top 10%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Daniel K. Cassavar, 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 90% 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.

Top 25%

By Affordability:

echocardiogram

In 2012, Dr. Daniel K. Cassavar, MD had a list price for echocardiogram (echo) that was lower than the list prices billed to Medicare by 75% 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. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2012 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	370
catheterization	80
diagnostic procedures	62
doctor visit	521
hospital care	366
inpatient care	366
lab tests	30
minimally invasive procedures	80
nuclear scan	20
stent placement (stenting)	18
stress testing	66
ultrasound (sonogram)	224
vascular procedures	62

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2013 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	518
catheterization	67
diagnostic procedures	67
doctor visit	579
hospital care	493
inpatient care	493
lab tests	63
minimally invasive procedures	67
nuclear scan	43
stress testing	94
ultrasound (sonogram)	357
vascular procedures	67

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	774
Female	730

**Ethnicity**
Non-Hispanic White	1341
Black	102
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	582
From 75 to 84	458
85 and over	262
Less than 65	202

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2013

Hypertension	75
High Cholesterol	74
Stroke	9
Ischemic Heart Disease	73
Depression	29
Chronic Kidney Disease	43
Asthma	10
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	47
Chronic Obstructive Pulmonary Disease	32
Diabetes	46
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2014 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	106
catheterization	11
diagnostic procedures	11
doctor visit	28
hospital care	110
inpatient care	110
minimally invasive procedures	11
stress testing	13
ultrasound (sonogram)	82
vascular procedures	11

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	182
Female	190

**Ethnicity**
Non-Hispanic White	322
Black	35
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	101
85 and over	57
Less than 65	64

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	33
Chronic Kidney Disease	50
Asthma	14
Osteoperosis	12
Atrial Fibrilation	34
Heart Failure	53
Chronic Obstructive Pulmonary Disease	38
Diabetes	47
Dementia	14
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

hospital care	16
inpatient care	16

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	0
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	61
Heart Failure	75
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2020 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	235
doctor visit	354
hospital care	46
inpatient care	46
nuclear scan	15
stress testing	65
ultrasound (sonogram)	170

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	235
Female	265

**Ethnicity**
Non-Hispanic White	446
Black	20
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	155
85 and over	52
Less than 65	53

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	8
Ischemic Heart Disease	58
Depression	28
Chronic Kidney Disease	39
Asthma	10
Osteoperosis	11
Atrial Fibrilation	27
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	42
Dementia	7
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2021 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	386
catheterization	12
diagnostic procedures	12
doctor visit	558
hospital care	123
inpatient care	123
minimally invasive procedures	12
nuclear scan	23
stress testing	113
ultrasound (sonogram)	261
vascular procedures	12

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	356
Female	368

**Ethnicity**
Non-Hispanic White	668
Black	0
Hispanic	17
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	343
From 75 to 84	265
85 and over	64
Less than 65	52

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	55
Depression	26
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	33
Chronic Obstructive Pulmonary Disease	24
Diabetes	40
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH during 2022 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

cardiac procedures	387
doctor visit	460
hospital care	182
inpatient care	182
nuclear scan	16
stress testing	86
ultrasound (sonogram)	285
vascular procedures	16

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	378
Female	380

**Ethnicity**
Non-Hispanic White	676
Black	27
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	348
From 75 to 84	298
85 and over	72
Less than 65	40

Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	50
Depression	26
Chronic Kidney Disease	31
Asthma	12
Osteoperosis	13
Atrial Fibrilation	41
Heart Failure	34
Chronic Obstructive Pulmonary Disease	28
Diabetes	40
Dementia	6
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Daniel K. Cassavar, MD for Medicare patients.

The highest averages for the top procedures that Dr. Daniel K. Cassavar, MD treated as a cardiologist in Perrysburg, OH were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

cardiac procedures	333
catheterization	42
diagnostic procedures	38
doctor visit	416
hospital care	190
inpatient care	190
lab tests	46
minimally invasive procedures	42
nuclear scan	23
stent placement (stenting)	18
stress testing	72
ultrasound (sonogram)	229
vascular procedures	33

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Daniel K. Cassavar, MD.

**Gender**
Male	275
Female	276

**Ethnicity**
Black / African American	26
Asian / Pacific Islander	0
Non-Hispanic White	493
Native American / Alaskan Native	0
Hispanic	10
Other	7

**Age**
75 to 84	182
85 and over	72
Less than 65	58
65 to 74	237

Average of Total of Conditions of Medicare patients treated by Dr. Daniel K. Cassavar, MD From 2012 - 2022

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

Hypertension	64
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	55
Depression	20
Chronic Kidney Disease	39
Asthma	7
Osteoporosis	8
Heart Failure	39
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Atrial Fibrillation	31
Dementia	7
Cancer	11

Education & Training

Dr. Daniel K. Cassavar, MD graduated from University of Toledo College of Medicine. He completed residency at Internal Medicine - St. Mary Medical Center. He is certified by the National Board of Physicians & Surgeons (Internal Medicine) and has a state license in Ohio.

Medical School: University of Toledo College of Medicine

Residency: Internal Medicine - St. Mary Medical Center (1992)

Board Certification: National Board of Physicians & Surgeons (Internal Medicine)

Licensed In: Ohio

Affiliations & Hospitals

Dr. Daniel K. Cassavar, MD is associated with these hospitals and organizations:

ProMedica

Mercy Health - St. Vincent Medical Center

Mercy Health

Mercy Health - St. Anne Hospital

Mercy Health - St. Charles Hospital

Mercy Health - Perrysburg Hospital

ProMedica Provider

Ratings & Reviews

Dr. Daniel K. Cassavar, MD has an exceptional overall rating with an average of 4.57 out of 5 stars based on 270 ratings. We collect ratings and reviews of Dr. Daniel K. Cassavar, MD from all over the web to help you find the right in Perrysburg, OH.

4.57

Overall Rating

(270 Ratings)

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Reviews From Around The Web

Overall Rating: 5.0 2024-09-24

Patient verified via Press Ganey

Dr. Cassavar is an excellent Physician, knowledgeable, very customer focused and really cares about his patients

Overall Rating: 4.0 2025-04-20

Patient verified via Press Ganey

Met doc for the first time. Seemed a nice man, bright man. I knew he understood what we are up against.

Overall Rating: 5.0 2025-09-26

Patient verified via Press Ganey

First time seeing the doctor and he ordered test after looking at file that was sent to him

Overall Rating: 5.0 2025-08-21

Patient verified via Press Ganey

Dr. Cassavar is so attentive and answering all questions. Great Dr and staff.

Overall Rating: 3.0 2026-02-27

Patient verified via Press Ganey

I felt a little rushed. I didn't get all my questions answered.

General Payments

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

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$382 CAMZYOS $276	ELIQUIS $106
AstraZeneca Pharmaceuticals LP	$342 BRILINTA $189	FARXIGA $152
Novartis Pharmaceuticals Corporation	$249 LEQVIO $185	ENTRESTO $64
Pfizer Inc.	$172 PAXLOVID $69	VYNDAQEL $59	ELIQUIS $44
Astellas Pharma US Inc	$155 $155
Other	$936 XARELTO $141	Pradaxa $88	TOUJEO $77	NEXLETOL $72	VERQUVO $60	Other $498

**Types of Payments**
Food and Beverage	$2,081
Education	$155

Research Payments

Dr. Daniel K. Cassavar, MD has received 8 research payments totaling $14,850.

Biography

Dr. Daniel Cassavar is an adult cardiology specialist. His average rating from his patients is 4.5 stars (out of 5). Dr. Cassavar's professional affiliations include Mercy Health - St. Anne Hospital, Mercy Health - St. Vincent Medical Center, and Mercy Health - St. Charles Hospital. He welcomes new patients at his office inPerrysburg, OH as reported by Doctor.com. He graduated from the University of Toledo College of Medicine.