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

Home > OH Providers

Dr. John William Schaeffer, MD

(No ratings)

Specializes in: Adult Cardiology

3600 Kolbe Road Suite 127
Lorain, OH 44053

(440) 414-9200

Dr. John William Schaeffer, MD is a cardiologist in Lorain, OH specializing in adult cardiology.

Office Locations

3600 Kolbe Road Suite 127
Lorain, OH 44053

(440) 414-9200

(216) 201-5582

open_in_new

In The News (see more mentions in the news)

“Throughout her life, Alice was employed as a secretary at the former Amherst Hospital, Lakewood Hospital, and the medical practice of cardiologist Dr. John W. Schaeffer M.D., Lorain.”—"Alice E. Long", The Morning Journal, May 2019

“ELYRIA -- A doctor formerly employed by the North Ohio Heart Center is suing the center and Amherst doctor John Schaeffer for wrongfully disciplining him after questioning whether certain medical...”—"Heart center sued by former employee", The Morning Journal, May 2009

“An angioplasty is a cardiac procedure in which a cardiologist inserts a small balloon to crush blockage in an artery and then put in a thin stent to keep it open, said Dr. John Schaeffer, president...”—"Angioplasty unusually common in Elyria", The Morning Journal, August 2006

Noteworthy Medicare Patient Procedures Performed by Dr. John William Schaeffer, MD in 2023

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

Top 25%

By Volume:

carotid duplex ultrasound

vascular imaging

By Affordability:

cardiac imaging

In 2012, among providers in related specialties within Ohio, Dr. John William Schaeffer, MD performed more carotid duplex ultrasound, and vascular imaging procedures for Medicare patients than 75% of them and he also had a list price for cardiac imaging that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2012 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	463
doctor visit	728
hospital care	385
inpatient care	363
outpatient care	22
stress testing	143
ultrasound (sonogram)	646
vascular procedures	326

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2013 were ultrasound (sonogram), hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	479
doctor visit	704
hospital care	571
inpatient care	541
outpatient care	30
stress testing	117
ultrasound (sonogram)	629
vascular procedures	267

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	881
Female	839

**Ethnicity**
Non-Hispanic White	1517
Black	120
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	588
From 75 to 84	610
85 and over	312
Less than 65	210

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	9
Atrial Fibrilation	30
Heart Failure	39
Chronic Obstructive Pulmonary Disease	39
Diabetes	45
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2014 were ultrasound (sonogram), hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	414
doctor visit	618
hospital care	455
inpatient care	422
outpatient care	33
stress testing	80
ultrasound (sonogram)	530
vascular procedures	196

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	815
Female	725

**Ethnicity**
Non-Hispanic White	1353
Black	112
Hispanic	51
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	530
From 75 to 84	548
85 and over	260
Less than 65	202

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	28
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	9
Atrial Fibrilation	30
Heart Failure	37
Chronic Obstructive Pulmonary Disease	39
Diabetes	45
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2015 were ultrasound (sonogram), hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	311
doctor visit	556
hospital care	370
inpatient care	343
outpatient care	27
stress testing	42
ultrasound (sonogram)	423
vascular procedures	154

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	1738
Female	1668

**Ethnicity**
Non-Hispanic White	3004
Black	242
Hispanic	106
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1154
From 75 to 84	1156
85 and over	626
Less than 65	470

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	75
Depression	29
Chronic Kidney Disease	39
Asthma	25
Osteoperosis	9
Atrial Fibrilation	33
Heart Failure	39
Chronic Obstructive Pulmonary Disease	40
Diabetes	42
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2016 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	333
doctor visit	641
hospital care	245
inpatient care	215
outpatient care	30
preventive care	36
stress testing	38
ultrasound (sonogram)	487
vaccines	36
vascular procedures	192

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	780
Female	669

**Ethnicity**
Non-Hispanic White	1284
Black	96
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	504
From 75 to 84	560
85 and over	258
Less than 65	127

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	42
Asthma	40
Osteoperosis	8
Atrial Fibrilation	32
Heart Failure	36
Chronic Obstructive Pulmonary Disease	38
Diabetes	41
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2017 were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	306
doctor visit	590
hospital care	204
inpatient care	181
outpatient care	23
preventive care	13
stress testing	42
ultrasound (sonogram)	407
vaccines	13
vascular procedures	143

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	789
Female	689

**Ethnicity**
Non-Hispanic White	1302
Black	97
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	522
From 75 to 84	538
85 and over	256
Less than 65	162

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	73
Depression	29
Chronic Kidney Disease	46
Asthma	10
Osteoperosis	8
Atrial Fibrilation	32
Heart Failure	37
Chronic Obstructive Pulmonary Disease	41
Diabetes	43
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2018 were ultrasound (sonogram), cardiac procedures, vascular procedures and hospital care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	247
doctor visit	495
hospital care	110
inpatient care	99
outpatient care	11
stress testing	16
ultrasound (sonogram)	350
vascular procedures	119

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	599
Female	543

**Ethnicity**
Non-Hispanic White	1013
Black	69
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	385
From 75 to 84	414
85 and over	214
Less than 65	129

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	71
Depression	30
Chronic Kidney Disease	49
Asthma	8
Osteoperosis	7
Atrial Fibrilation	30
Heart Failure	39
Chronic Obstructive Pulmonary Disease	38
Diabetes	44
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2019 were ultrasound (sonogram), cardiac procedures, vascular procedures and hospital care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	159
doctor visit	435
hospital care	74
inpatient care	53
outpatient care	21
stress testing	12
ultrasound (sonogram)	284
vascular procedures	137

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	517
Female	448

**Ethnicity**
Non-Hispanic White	873
Black	38
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	336
From 75 to 84	379
85 and over	171
Less than 65	79

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	73
Depression	29
Chronic Kidney Disease	47
Asthma	7
Osteoperosis	8
Atrial Fibrilation	30
Heart Failure	37
Chronic Obstructive Pulmonary Disease	36
Diabetes	42
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2020 were ultrasound (sonogram), cardiac procedures, vascular procedures and hospital care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	130
doctor visit	347
hospital care	28
inpatient care	28
ultrasound (sonogram)	248
vascular procedures	118

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	418
Female	350

**Ethnicity**
Non-Hispanic White	701
Black	31
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	312
85 and over	138
Less than 65	48

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	71
Depression	24
Chronic Kidney Disease	43
Asthma	6
Osteoperosis	5
Atrial Fibrilation	29
Heart Failure	34
Chronic Obstructive Pulmonary Disease	35
Diabetes	40
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2021 were ultrasound (sonogram), vascular procedures, cardiac procedures and hospital care.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	88
doctor visit	353
hospital care	77
inpatient care	77
ultrasound (sonogram)	209
vascular procedures	121

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	383
Female	360

**Ethnicity**
Non-Hispanic White	681
Black	21
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	256
From 75 to 84	295
85 and over	145
Less than 65	47

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	70
Depression	26
Chronic Kidney Disease	47
Asthma	10
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	32
Chronic Obstructive Pulmonary Disease	32
Diabetes	40
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH during 2022 were ultrasound (sonogram), vascular procedures and cardiac procedures.

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

cardiac procedures	16
doctor visit	318
ultrasound (sonogram)	93
vascular procedures	77

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	171
Female	144

**Ethnicity**
Non-Hispanic White	295
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	136
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	67
Depression	21
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	12
Atrial Fibrilation	31
Heart Failure	23
Chronic Obstructive Pulmonary Disease	35
Diabetes	38
Dementia	7
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John William Schaeffer, MD for Medicare patients.

The highest averages for the top procedures that Dr. John William Schaeffer, MD treated as a cardiologist in Lorain, OH were ultrasound (sonogram), cardiac procedures, hospital care and inpatient care.

cardiac procedures	267
doctor visit	525
hospital care	251
inpatient care	232
outpatient care	24
preventive care	24
stress testing	61
ultrasound (sonogram)	391
vaccines	24
vascular procedures	168

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John William Schaeffer, MD.

**Gender**
Male	644
Female	585

**Ethnicity**
Black / African American	75
Asian / Pacific Islander	0
Non-Hispanic White	1093
Native American / Alaskan Native	0
Hispanic	34
Other	1

**Age**
75 to 84	449
85 and over	216
Less than 65	134
65 to 74	422

Average of Total of Conditions of Medicare patients treated by Dr. John William Schaeffer, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	65
Depression	24
Chronic Kidney Disease	38
Asthma	12
Osteoporosis	7
Heart Failure	32
Chronic Obstructive Pulmonary Disease	33
Diabetes	38
Atrial Fibrillation	27
Dementia	13
Cancer	12

Education & Training

He has a state license in Ohio.

Licensed In: Ohio

Ratings & Reviews

Dr. John William Schaeffer, MD does not have any reviews yet, be the first to leave a review of Dr. John William Schaeffer, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Abbott Laboratories	$538 CardioMEMS HF System $363	Mitra Clip system $175
Janssen Pharmaceuticals, Inc	$370 XARELTO $264	INVOKANA $106
Boston Scientific Corporation	$194 WATCHMAN $194
E.R. Squibb & Sons, L.L.C.	$174 CAMZYOS $132	ELIQUIS $42
Siemens Medical Solutions USA, Inc.	$152 Artis zee $152
Other	$1,400 ALTO $133	Corlanor $133	ENTRESTO $132	Pericardial Heart Valves $127	STEGLATRO $125	Other $751

**Types of Payments**
Food and Beverage	$2,829

Biography

Dr. John Schaeffer practices adult cardiology in Lorain, OH. Dr. Schaeffer has obtained a license to practice in Ohio.

Select Year:

Dr. John William Schaeffer, MD

Office Locations

In The News (see more mentions in the news)

Noteworthy Medicare Patient Procedures Performed by Dr. John William Schaeffer, MD in 2023

By Volume:

By Affordability:

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. John William Schaeffer, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John William Schaeffer, 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. John William Schaeffer, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Lorain, OH