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Mr. Michael J. Grimm, APN-CNP

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Specializes in: Internal Medicine (Adult Medicine) and Thoracic Surgery

Professional interests include: thoracic (chest) surgery procedures

2650 Warrenville Road Suite 280
Downers Grove, IL 60515

(630) 324-7913

Mr. Michael J. Grimm, APN-CNP is a nurse in Naperville, IL specializing in internal medicine (adult medicine) and thoracic surgery. Mr. Michael J. Grimm, APN-CNP is affiliated with Endeavor Health.

Office Locations

Endeavor Health

10 Martin Avenue Suite 100
Naperville, IL 60540

(630) 416-8500

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1325 N Highland Avenue
Aurora, IL 60506

(630) 801-5700

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Endeavor Health

2650 Warrenville Road Suite 280
Downers Grove, IL 60515

(630) 324-7913

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Noteworthy Medicare Patient Procedures Performed by Mr. Michael J. Grimm, APN-CNP in 2023

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

Top 5%

By Volume:

heart bypass surgery

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, among providers in related specialties within Illinois, Mr. Michael J. Grimm, APN-CNP performed more heart bypass surgery (CABG) procedures for Medicare patients than 95% of them and he also 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 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 Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2012 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	47
cardiac procedures	94
endarterectomy	20
neck surgery	20
open surgery	94
thoracic (chest) surgery procedures	94
vascular procedures	20

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2013 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	49
cardiac procedures	132
endarterectomy	12
neck surgery	12
open surgery	98
thoracic (chest) surgery procedures	98
vascular procedures	12

2013 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	74
Female	29

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2013

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	75
Depression	17
Chronic Kidney Disease	40
Asthma	11
Osteoperosis	0
Atrial Fibrilation	31
Heart Failure	48
Chronic Obstructive Pulmonary Disease	37
Diabetes	50
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2014 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	51
cardiac procedures	126
open surgery	102
thoracic (chest) surgery procedures	102

2014 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	61
Female	32

**Ethnicity**
Non-Hispanic White	74
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2014

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	75
Depression	32
Chronic Kidney Disease	51
Asthma	14
Osteoperosis	0
Atrial Fibrilation	40
Heart Failure	52
Chronic Obstructive Pulmonary Disease	32
Diabetes	57
Dementia	0
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2015 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	66
cardiac procedures	180
open surgery	132
thoracic (chest) surgery procedures	132

2015 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	130
Female	94

**Ethnicity**
Non-Hispanic White	178
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	88
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2015

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	48
Asthma	18
Osteoperosis	0
Atrial Fibrilation	46
Heart Failure	62
Chronic Obstructive Pulmonary Disease	31
Diabetes	59
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2016 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

ablation	11
bypass surgery	43
cardiac procedures	131
open surgery	97
thoracic (chest) surgery procedures	97

2016 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	45
Female	31

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	30
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2016

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	75
Depression	24
Chronic Kidney Disease	54
Asthma	24
Osteoperosis	14
Atrial Fibrilation	51
Heart Failure	58
Chronic Obstructive Pulmonary Disease	22
Diabetes	57
Dementia	16
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2017 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	40
cardiac procedures	102
endarterectomy	16
neck surgery	16
open surgery	80
thoracic (chest) surgery procedures	80
vascular procedures	16

2017 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	64
Female	23

**Ethnicity**
Non-Hispanic White	68
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	31
From 75 to 84	36
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2017

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	75
Depression	32
Chronic Kidney Disease	63
Asthma	0
Osteoperosis	0
Atrial Fibrilation	36
Heart Failure	56
Chronic Obstructive Pulmonary Disease	43
Diabetes	56
Dementia	15
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2018 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	46
cardiac procedures	118
endarterectomy	12
neck surgery	12
open surgery	92
thoracic (chest) surgery procedures	92
vascular procedures	12

2018 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	58
Female	29

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

**Age**
From 65 to 74	40
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2018

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	75
Depression	32
Chronic Kidney Disease	59
Asthma	15
Osteoperosis	0
Atrial Fibrilation	44
Heart Failure	64
Chronic Obstructive Pulmonary Disease	29
Diabetes	44
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2019 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	31
cardiac procedures	62
open surgery	62
thoracic (chest) surgery procedures	62

2019 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	39
Female	18

**Age**
From 65 to 74	33
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2019

Hypertension	75
High Cholesterol	75
Stroke	26
Ischemic Heart Disease	75
Depression	26
Chronic Kidney Disease	63
Asthma	0
Osteoperosis	0
Atrial Fibrilation	39
Heart Failure	60
Chronic Obstructive Pulmonary Disease	25
Diabetes	56
Dementia	21
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2020 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	24
cardiac procedures	48
open surgery	48
thoracic (chest) surgery procedures	48

2020 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	27
Female	15

**Age**
From 65 to 74	21
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2020

Hypertension	75
High Cholesterol	75
Stroke	29
Ischemic Heart Disease	75
Depression	33
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	43
Heart Failure	64
Chronic Obstructive Pulmonary Disease	33
Diabetes	50
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2021 were cardiac procedures, thoracic (chest) surgery procedures, open surgery and hospital care.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	29
cardiac procedures	82
hospital care	53
inpatient care	53
open surgery	58
thoracic (chest) surgery procedures	58

2021 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	50
Female	17

**Age**
From 65 to 74	38
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	52
Heart Failure	66
Chronic Obstructive Pulmonary Disease	30
Diabetes	58
Dementia	22
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL during 2022 were thoracic (chest) surgery procedures, open surgery, cardiac procedures and bypass surgery.

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

bypass surgery	26
cardiac procedures	52
hospital care	18
inpatient care	18
open surgery	52
thoracic (chest) surgery procedures	52

2022 Medicare Patient Data

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Male	44
Female	15

**Age**
From 65 to 74	28
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	75
Depression	31
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	63
Heart Failure	61
Chronic Obstructive Pulmonary Disease	24
Diabetes	49
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Mr. Michael J. Grimm, APN-CNP for Medicare patients.

The highest averages for the top procedures that Mr. Michael J. Grimm, APN-CNP treated as a nurse in Naperville, IL were cardiac procedures, thoracic (chest) surgery procedures, open surgery and bypass surgery.

ablation	11
bypass surgery	41
cardiac procedures	102
endarterectomy	15
hospital care	35
inpatient care	35
neck surgery	15
open surgery	83
thoracic (chest) surgery procedures	83
vascular procedures	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Mr. Michael J. Grimm, APN-CNP.

**Gender**
Female	27
Male	53

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	49
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
85 and over	0
75 to 84	23
Less than 65	0
65 to 74	38

Average of Total of Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Mr. Michael J. Grimm, APN-CNP treated were high cholesterol, hypertension, ischemic heart disease and heart failure.

Hypertension	68
High Cholesterol	68
Stroke	14
Ischemic Heart Disease	68
Depression	25
Chronic Kidney Disease	51
Asthma	7
Osteoporosis	1
Heart Failure	53
Chronic Obstructive Pulmonary Disease	27
Diabetes	48
Atrial Fibrillation	40
Dementia	7
Cancer	8

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Affiliations & Hospitals

Mr. Michael J. Grimm, APN-CNP is associated with these hospitals and organizations:

Endeavor Health

Ratings & Reviews

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General Payments

These charts describe general payments received by Mr. Michael J. Grimm, APN-CNP. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
ABIOMED	$682 Impella $682
Corcym Inc	$59 Perceval $59
Ethicon US, LLC	$42 PROLENE $42
AtriCure, Inc.	$32 ATRICLIP LAA EXCLUSION SYSTEM $32
Edwards Lifesciences Corporation	$28 $28

**Types of Payments**
Food and Beverage	$437
Travel and Lodging	$404

Biography

Mr. Michael Grimm practices thoracic surgery. Areas of particular interest for Mr. Grimm include thoracic (chest) surgery procedures. He is professionally affiliated with Endeavor Health.

Select Year:

Mr. Michael J. Grimm, APN-CNP

Office Locations

Noteworthy Medicare Patient Procedures Performed by Mr. Michael J. Grimm, APN-CNP 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 Mr. Michael J. Grimm, APN-CNP in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Michael J. Grimm, APN-CNP 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 Mr. Michael J. Grimm, APN-CNP From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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