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Home > ME Providers > Cardiac Surgeons

Dr. John Dean Klemperer, MD

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Specializes in: Cardiac Surgery

SUNY, University at Buffalo School of Medicine & Biomedical Sciences (1990)

417 State Street Suite 421
Bangor, ME 04401

(207) 973-5293

Dr. John Dean Klemperer, MD is a cardiac surgeon in Bangor, ME specializing in cardiac surgery. He graduated from SUNY, University at Buffalo School of Medicine & Biomedical Sciences in 1990 and has 35 years of experience. Dr. John Dean Klemperer, MD is affiliated with Eastern Maine Medical Center.

Office Locations

Address:

417 State Street Suite 421
Bangor, ME 04401

In The News

“"Our goal is to spread awareness of our Program in hopes of enrolling more eligible people who may be at risk of having unrecognized, potentially curable lung cancer," says John Klemperer, MD,...”—"Lung Cancer Awareness Month in November", Bangor Daily News, November 2021

“"Our goal is to spread awareness of our program in hopes of enrolling more eligible people at risk for having unrecognized, potentially curable lung cancer," says John Klemperer, MD, cardiothoracic...”—"Northern Light Health shines spotlight on Lung Cancer Awareness Month", Bangor Daily News, November 2020

“"Tobacco use continues to be the leading cause of lung cancer, and Maine's lung cancer rates are among the highest in the nation," says John Klemperer, MD, cardiothoracic surgeon and director,...”—"Northern Light Eastern Maine Medical Center honored for its commitment to a smoke-free world", Bangor Daily News, November 2020

bronchoscopy	19
bypass surgery	42
cardiac procedures	140
dissection	34
doctor visit	92
excision	51
hospital care	53
inpatient care	53
lobectomy	10
lymph node procedures	34
minimally invasive procedures	50
open surgery	95
thoracic (chest) surgery procedures	169

**Gender**
Male	121
Female	87

**Age**
From 65 to 74	90
From 75 to 84	75
85 and over	13
Less than 65	30

Hypertension	75
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	74
Depression	29
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	46
Diabetes	38
Dementia	9
Cancer	35

bronchoscopy	30
bypass surgery	57
cardiac procedures	176
dissection	38
doctor visit	149
excision	56
hospital care	64
inpatient care	64
lobectomy	10
lymph node procedures	38
minimally invasive procedures	83
open surgery	113
thoracic (chest) surgery procedures	201

**Gender**
Male	147
Female	104

**Age**
From 65 to 74	119
From 75 to 84	86
85 and over	0
Less than 65	0

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	75
Depression	28
Chronic Kidney Disease	35
Asthma	14
Osteoperosis	0
Atrial Fibrilation	23
Heart Failure	34
Chronic Obstructive Pulmonary Disease	50
Diabetes	42
Dementia	5
Cancer	31

bronchoscopy	42
bypass surgery	27
cardiac procedures	88
dissection	38
doctor visit	158
excision	57
hospital care	43
inpatient care	43
lobectomy	11
lymph node procedures	38
minimally invasive procedures	98
open surgery	53
thoracic (chest) surgery procedures	139

**Gender**
Male	276
Female	234

**Age**
From 65 to 74	222
From 75 to 84	164
85 and over	34
Less than 65	90

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	71
Depression	36
Chronic Kidney Disease	35
Asthma	32
Osteoperosis	13
Atrial Fibrilation	25
Heart Failure	42
Chronic Obstructive Pulmonary Disease	48
Diabetes	41
Dementia	10
Cancer	36

bronchoscopy	17
bypass surgery	49
cardiac procedures	180
dissection	51
doctor visit	166
excision	50
hospital care	56
inpatient care	56
lobectomy	39
lymph node procedures	51
minimally invasive procedures	82
open surgery	114
thoracic (chest) surgery procedures	186
vascular procedures	14

**Gender**
Male	158
Female	114

**Age**
From 65 to 74	130
From 75 to 84	84
85 and over	14
Less than 65	44

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	66
Depression	33
Chronic Kidney Disease	39
Asthma	53
Osteoperosis	6
Atrial Fibrilation	26
Heart Failure	33
Chronic Obstructive Pulmonary Disease	49
Diabetes	45
Dementia	7
Cancer	37

bronchoscopy	12
bypass surgery	31
cardiac procedures	124
dissection	29
doctor visit	177
excision	50
hospital care	54
inpatient care	54
lobectomy	19
lymph node procedures	29
minimally invasive procedures	95
open surgery	61
thoracic (chest) surgery procedures	130
vascular procedures	12

**Gender**
Male	151
Female	116

**Age**
From 65 to 74	120
From 75 to 84	84
85 and over	24
Less than 65	39

Hypertension	75
High Cholesterol	72
Stroke	8
Ischemic Heart Disease	75
Depression	27
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	40
Chronic Obstructive Pulmonary Disease	53
Diabetes	39
Dementia	7
Cancer	33

bypass surgery	42
cardiac procedures	180
dissection	22
doctor visit	165
excision	35
hospital care	53
inpatient care	53
lobectomy	12
lymph node procedures	22
minimally invasive procedures	79
open surgery	83
thoracic (chest) surgery procedures	130
vascular procedures	31

**Gender**
Male	160
Female	116

**Ethnicity**
Non-Hispanic White	265
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	104
85 and over	30
Less than 65	34

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	75
Depression	36
Chronic Kidney Disease	51
Asthma	6
Osteoperosis	9
Atrial Fibrilation	30
Heart Failure	47
Chronic Obstructive Pulmonary Disease	42
Diabetes	41
Dementia	16
Cancer	28

bypass surgery	27
cardiac procedures	106
dissection	22
doctor visit	127
excision	21
hospital care	37
inpatient care	37
lobectomy	17
lymph node procedures	22
minimally invasive procedures	54
open surgery	53
thoracic (chest) surgery procedures	91
vascular procedures	15

**Gender**
Male	119
Female	95

**Age**
From 65 to 74	84
From 75 to 84	80
85 and over	25
Less than 65	25

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	75
Depression	36
Chronic Kidney Disease	51
Asthma	13
Osteoperosis	13
Atrial Fibrilation	32
Heart Failure	49
Chronic Obstructive Pulmonary Disease	52
Diabetes	46
Dementia	14
Cancer	31

bypass surgery	15
cardiac procedures	66
dissection	12
doctor visit	53
excision	11
hospital care	32
inpatient care	32
lymph node procedures	12
minimally invasive procedures	29
open surgery	29
thoracic (chest) surgery procedures	38
vascular procedures	19

**Gender**
Male	92
Female	72

**Age**
From 65 to 74	64
From 75 to 84	64
85 and over	0
Less than 65	0

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	10
Atrial Fibrilation	32
Heart Failure	51
Chronic Obstructive Pulmonary Disease	50
Diabetes	41
Dementia	12
Cancer	27

bypass surgery	10
cardiac procedures	44
dissection	47
doctor visit	114
excision	57
hospital care	12
inpatient care	12
lobectomy	21
lymph node procedures	47
minimally invasive procedures	92
open surgery	19
thoracic (chest) surgery procedures	97
vascular procedures	13

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. John Dean Klemperer, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Dean Klemperer, MD treated as a cardiac surgeon in Bangor, ME were thoracic (chest) surgery procedures, cardiac procedures, minimally invasive procedures and open surgery.

bronchoscopy	24
bypass surgery	33
cardiac procedures	123
dissection	33
doctor visit	137
excision	44
hospital care	44
inpatient care	44
lobectomy	18
lymph node procedures	33
minimally invasive procedures	74
open surgery	69
thoracic (chest) surgery procedures	133
vascular procedures	17

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. John Dean Klemperer, MD.

**Gender**
Male	122
Female	93

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

**Age**
85 and over	14
75 to 84	74
Less than 65	26
65 to 74	93

Average of Total of Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. John Dean Klemperer, MD treated were high cholesterol, hypertension, ischemic heart disease and chronic obstructive pulmonary disease.

Hypertension	60
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	58
Depression	25
Chronic Kidney Disease	33
Asthma	15
Osteoporosis	7
Heart Failure	33
Chronic Obstructive Pulmonary Disease	39
Diabetes	33
Atrial Fibrillation	21
Dementia	8
Cancer	25

Education & Training

Dr. John Dean Klemperer, MD graduated from SUNY, University at Buffalo School of Medicine & Biomedical Sciences in 1990. He has a state license in Maine.

Medical School: SUNY, University at Buffalo School of Medicine & Biomedical Sciences (1990)

Licensed In: Maine

Affiliations & Hospitals

Dr. John Dean Klemperer, MD is associated with these hospitals and organizations:

Eastern Maine Medical Center

Ratings & Reviews

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General Payments

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

**Payments by Company**
AtriCure, Inc.	$64,916 ATRICLIP LAA EXCLUSION SYSTEM $36,436	EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX $21,542	Cardiovascular $1,584	EPi-Sense Guided Coagulation Device with VisiTrax $1,421	AtriCure AtriClip LAA Exclusion $1,096	Other $2,838
Intuitive Surgical, Inc.	$21,081 Da Vinci Surgical System $12,081	DAVINCI XI $9,000
Edwards Lifesciences Corporation	$2,978 Pericardial Heart Valves $496	MITRIS RESILIA Mitral Valve $482	EDWARDS INTUITY Elite valve system $472	INSPIRIS RESILIA aortic valve $447	KONECT RESILIA $215	Other $866
LivaNova USA, Inc.	$436 Aortic Tissue Valve - Perceval $337	Perceval $99
ABIOMED	$224 Impella $224
Other	$683 Accessories (Structural Intervention) $198	Avalus $142	Structural Heart $127	SURGICEL Family of Absorbable Hemostats $103	Endo GIA $85	Other $29

**Types of Payments**
Consulting Fee	$54,270
Education	$17,502
Travel and Lodging	$10,627
Food and Beverage	$7,920

Biography

Dr. John Klemperer specializes in cardiac surgery and practices in Bangor, ME. He is affiliated with Eastern Maine Medical Center. Dr. Klemperer is a graduate of SUNY, University at Buffalo School of Medicine & Biomedical Sciences.

Select Year:

Dr. John Dean Klemperer, MD

Office Locations

In The News

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. John Dean Klemperer, MD From 2013 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Bangor, ME