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Dr. Eric David Knapp, DO

Accepting New Patients

(158 Ratings)

Specializes in: General Surgery and Bariatric Medicine

Nova Southeastern University, College of Osteopathic Medicine (2005)

Professional interests include: vascular surgery procedures

303 S Nappanee Street
Elkhart, IN 46514

(574) 296-3220

Dr. Eric David Knapp, DO is a general surgeon in Mishawaka, IN specializing in general surgery and bariatric medicine. He graduated from Nova Southeastern University, College of Osteopathic Medicine in 2005 and has 21 years of experience. Dr. Eric David Knapp, DO is affiliated with Saint Joseph Health System and SAINT JOSEPH REGIONAL MEDICAL CENTER INC.

Office Locations

231 W Day Road
Mishawaka, IN 46545

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303 S Nappanee Street
Elkhart, IN 46514

(574) 296-3220

(574) 296-3322

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Saint Joseph Health System

3421 Cassopolis Street Suite 200
Elkhart, IN 46514

(574) 335-8180

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Saint Joseph Health System

611 E Douglas Road Suite 207
Mishawaka, IN 46545

(574) 335-6850

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2012 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

blood draw	58
catheterization	26
doctor visit	161
hospital care	120
inpatient care	120
lab tests	100
thoracic (chest) imaging	39
X-rays	39

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2013 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

abdominal imaging	11
blood draw	53
catheterization	29
CT scan	11
doctor visit	230
hospital care	100
inpatient care	100
lab tests	96
pelvic imaging	11
thoracic (chest) imaging	51
X-rays	51

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	136
Female	177

**Ethnicity**
Non-Hispanic White	277
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	79
85 and over	34
Less than 65	68

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2013

Hypertension	75
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	51
Depression	26
Chronic Kidney Disease	34
Asthma	10
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2014 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

abdominal imaging	12
blood draw	114
catheterization	18
doctor visit	299
gastrointestinal procedures	30
hospital care	108
inpatient care	108
lab tests	352
minimally invasive procedures	30
preventive care	22
thoracic (chest) imaging	68
thyroid function tests	23
ultrasound (sonogram)	12
X-rays	68

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	136
Female	189

**Ethnicity**
Non-Hispanic White	275
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	77
85 and over	31
Less than 65	95

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2014

Hypertension	75
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	49
Depression	30
Chronic Kidney Disease	34
Asthma	10
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2015 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

abdominal surgery	12
blood draw	117
catheterization	12
doctor visit	317
gastrointestinal procedures	44
hospital care	79
inpatient care	79
lab tests	457
minimally invasive procedures	32
open surgery	12
preventive care	31
thoracic (chest) imaging	61
thyroid function tests	34
X-rays	61

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	282
Female	380

**Ethnicity**
Non-Hispanic White	574
Black	56
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	154
85 and over	62
Less than 65	196

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2015

Hypertension	75
High Cholesterol	60
Stroke	6
Ischemic Heart Disease	48
Depression	37
Chronic Kidney Disease	37
Asthma	17
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	28
Chronic Obstructive Pulmonary Disease	27
Diabetes	45
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2016 were lab tests, blood draw, X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

blood draw	90
doctor visit	257
gastrointestinal procedures	15
hospital care	30
inpatient care	30
lab tests	407
minimally invasive procedures	15
preventive care	28
thoracic (chest) imaging	45
thyroid function tests	30
X-rays	45

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	100
Female	153

**Ethnicity**
Non-Hispanic White	218
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	46
85 and over	20
Less than 65	66

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2016

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	44
Depression	38
Chronic Kidney Disease	37
Asthma	29
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	35
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2017 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

blood draw	115
catheterization	11
doctor visit	269
gastrointestinal procedures	31
hospital care	77
inpatient care	77
lab tests	479
minimally invasive procedures	31
preventive care	35
thoracic (chest) imaging	53
thyroid function tests	37
weight management	14
X-rays	53

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	103
Female	183

**Ethnicity**
Non-Hispanic White	249
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	63
85 and over	17
Less than 65	77

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2017

Hypertension	75
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	49
Depression	36
Chronic Kidney Disease	39
Asthma	16
Osteoperosis	15
Atrial Fibrilation	8
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	38
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2018 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

abdominal surgery	13
blood draw	80
doctor visit	209
gastrointestinal procedures	24
hospital care	37
inpatient care	37
lab tests	352
minimally invasive procedures	24
preventive care	27
thyroid function tests	26

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	96
Female	160

**Ethnicity**
Non-Hispanic White	220
Black	21
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	53
85 and over	14
Less than 65	62

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2018

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	50
Depression	36
Chronic Kidney Disease	40
Asthma	11
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	18
Diabetes	36
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2019 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

blood draw	34
doctor visit	117
hospital care	63
inpatient care	63
lab tests	51

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	68
Female	100

**Ethnicity**
Non-Hispanic White	150
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	34
85 and over	15
Less than 65	46

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2019

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	39
Depression	39
Chronic Kidney Disease	48
Asthma	7
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	20
Diabetes	41
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

doctor visit	103
hospital care	90
inpatient care	90

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	74
Female	76

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	29
85 and over	16
Less than 65	47

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2020

Hypertension	71
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	35
Depression	36
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	29
Chronic Obstructive Pulmonary Disease	19
Diabetes	33
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

doctor visit	90
hospital care	79
inpatient care	79

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	64
Female	66

**Ethnicity**
Non-Hispanic White	110
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	20
85 and over	18
Less than 65	29

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2021

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	35
Depression	30
Chronic Kidney Disease	43
Asthma	14
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	20
Diabetes	38
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN during 2022 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

abdominal surgery	11
doctor visit	111
gastrointestinal procedures	11
hospital care	53
inpatient care	53
minimally invasive procedures	11

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	56
Female	78

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

**Age**
From 65 to 74	58
From 75 to 84	31
85 and over	11
Less than 65	34

Conditions of Medicare patients treated by Dr. Eric David Knapp, DO in 2022

Hypertension	75
High Cholesterol	73
Stroke	10
Ischemic Heart Disease	26
Depression	22
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	39
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Eric David Knapp, DO for Medicare patients.

The highest averages for the top procedures that Dr. Eric David Knapp, DO treated as a general surgeon in Mishawaka, IN were lab tests, blood draw, inpatient care and hospital care.

abdominal imaging	11
abdominal surgery	12
blood draw	82
catheterization	19
CT scan	11
doctor visit	196
gastrointestinal procedures	25
hospital care	76
inpatient care	76
lab tests	286
minimally invasive procedures	23
open surgery	12
pelvic imaging	11
preventive care	28
thoracic (chest) imaging	52
thyroid function tests	30
ultrasound (sonogram)	12
weight management	14
X-rays	52

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Eric David Knapp, DO.

**Gender**
Male	101
Female	142

**Ethnicity**
Black / African American	11
Asian / Pacific Islander	0
Non-Hispanic White	210
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	53
85 and over	21
Less than 65	65
65 to 74	103

Average of Total of Conditions of Medicare patients treated by Dr. Eric David Knapp, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Eric David Knapp, DO treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	67
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	34
Asthma	12
Osteoporosis	8
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Atrial Fibrillation	11
Cancer	11
Dementia	7

Education & Training

Dr. Eric David Knapp, DO graduated from Nova Southeastern University, College of Osteopathic Medicine in 2005. He completed residency at Ohio University College of Osteopathic Medicine Affiliated Hospitals. He is certified by the American Osteopathic Board of General Surgery and has a state license in Indiana.

Medical School: Nova Southeastern University, College of Osteopathic Medicine (2005)

Residency: Ohio University College of Osteopathic Medicine Affiliated Hospitals (2010)

Board Certification: American Osteopathic Board of General Surgery

Licensed In: Indiana

Affiliations & Hospitals

Dr. Eric David Knapp, DO is associated with these hospitals and organizations:

Saint Joseph Health System

SAINT JOSEPH REGIONAL MEDICAL CENTER INC

Ratings & Reviews

Dr. Eric David Knapp, DO has an exceptional overall rating with an average of 4.9 out of 5 stars based on 158 ratings. We collect ratings and reviews of Dr. Eric David Knapp, DO from all over the web to help you find the right in Mishawaka, IN.

4.9

Overall Rating

(158 Ratings)

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General Payments

These charts describe general payments received by Dr. Eric David Knapp, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Intuitive Surgical, Inc.	$14,586 Da Vinci Surgical System $14,586
W. L. Gore & Associates, Inc.	$5,828 BIO-A Tissue Reinforcement $3,541	SEAMGUARD Bioabsorbable Staple Line Reinforcement $1,862	SEAMGUARD Bioabsorbable Staple $408	SYNECOR Biomaterial $17
Davol Inc.	$970 Phasix Mesh $722	PHASIX $181	Progel $45	BD MAX $22
Apollo Endosurgery US Inc	$790 Orbera $753	LapBand $38
Ethicon US, LLC	$222 HARMONIC Product Family $55	Endoscopy: Endocutters $36	Energy Harmonic $27	Endoscopy Endocutters $26	Surgicel Powder $21	Other $57
Other	$977 NASCOBAL $148	VRAYLAR $112	EsophyX $107	OviTex Reinforced Bioscaffold With Permanent Polymer (OviTex) $98	ENTEREG $62	Other $450

**Types of Payments**
Education	$14,629
Food and Beverage	$4,404
Travel and Lodging	$3,996
Gift	$344

Biography

Dr. Eric Knapp's medical specialty is family medicine, general surgery, and bariatric medicine. Dr. Knapp's clinical interests encompass vascular surgery procedures. He is rated 5.0 stars (out of 5) by his patients. He is a graduate of Nova Southeastern University, College of Osteopathic Medicine. For his professional training, Dr. Knapp completed a residency program at a hospital affiliated with Ohio University College of Osteopathic Medicine. Dr. Knapp is professionally affiliated with Saint Joseph Health System. His practice in Mishawaka, IN is open to new patients as reported by Saint Joseph Health System.