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Home > IN Providers > Spine Surgeons

Dr. John O. Grimm, MD

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Specializes in: Spine Surgery and Orthopedics/Orthopedic Surgery

225 Crosslake Drive
Evansville, IN 47715

(812) 477-1558

Dr. John O. Grimm, MD is a spine surgeon in Evansville, IN specializing in spine surgery and orthopedics/orthopedic surgery.

Office Locations

225 Crosslake Drive
Evansville, IN 47715

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2012 were spinal procedures, X-rays, hospital care and inpatient care.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	16
decompression surgery	19
doctor visit	664
hospital care	46
inpatient care	46
MRI (magnetic resonance imaging)	25
nerve procedures	19
spinal procedures	567
X-rays	478

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2013 were spinal procedures, X-rays, hospital care and inpatient care.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	16
decompression surgery	30
doctor visit	644
hospital care	39
inpatient care	39
MRI (magnetic resonance imaging)	37
nerve procedures	30
spinal procedures	556
X-rays	442

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	136
Female	251

**Ethnicity**
Non-Hispanic White	375
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	145
From 75 to 84	108
85 and over	36
Less than 65	98

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2013

Hypertension	72
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	16
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2014 were spinal procedures, X-rays, hospital care and inpatient care.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	23
decompression surgery	29
doctor visit	653
hospital care	73
inpatient care	73
MRI (magnetic resonance imaging)	24
nerve procedures	29
pelvic imaging	16
spinal procedures	571
X-rays	466

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	158
Female	249

**Ethnicity**
Non-Hispanic White	392
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	107
85 and over	40
Less than 65	112

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2014

Hypertension	70
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	33
Depression	35
Chronic Kidney Disease	20
Asthma	12
Osteoperosis	16
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2015 were spinal procedures, X-rays, MRI (magnetic resonance imaging) and nerve procedures.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	20
decompression surgery	24
doctor visit	655
hospital care	22
inpatient care	22
MRI (magnetic resonance imaging)	48
nerve procedures	24
spinal procedures	597
X-rays	479

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	272
Female	458

**Ethnicity**
Non-Hispanic White	700
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	288
From 75 to 84	202
85 and over	64
Less than 65	176

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2015

Hypertension	74
High Cholesterol	56
Stroke	8
Ischemic Heart Disease	37
Depression	37
Chronic Kidney Disease	25
Asthma	16
Osteoperosis	17
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2016 were spinal procedures, X-rays, MRI (magnetic resonance imaging) and nerve procedures.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	12
decompression surgery	25
doctor visit	606
hospital care	14
inpatient care	14
MRI (magnetic resonance imaging)	46
nerve procedures	25
spinal procedures	443
X-rays	338

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	149
Female	230

**Ethnicity**
Non-Hispanic White	360
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	99
85 and over	35
Less than 65	88

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2016

Hypertension	72
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	38
Depression	38
Chronic Kidney Disease	28
Asthma	27
Osteoperosis	14
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	26
Diabetes	31
Dementia	12
Cancer	6

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2017 were spinal procedures, X-rays, MRI (magnetic resonance imaging) and nerve procedures.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

arthrodesis (bone fusion surgery)	22
decompression surgery	32
doctor visit	698
MRI (magnetic resonance imaging)	75
nerve procedures	32
spinal procedures	518
X-rays	356

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	150
Female	219

**Ethnicity**
Non-Hispanic White	348
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	98
85 and over	27
Less than 65	85

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2017

Hypertension	75
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	34
Depression	41
Chronic Kidney Disease	34
Asthma	9
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2018 were spinal procedures, X-rays, MRI (magnetic resonance imaging) and nerve procedures.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

decompression surgery	18
doctor visit	567
MRI (magnetic resonance imaging)	53
nerve procedures	18
spinal procedures	353
X-rays	270

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	139
Female	206

**Ethnicity**
Non-Hispanic White	320
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	84
85 and over	34
Less than 65	70

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2018

Hypertension	74
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	15
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	13
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN during 2019 were spinal procedures, X-rays, MRI (magnetic resonance imaging) and nerve procedures.

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

decompression surgery	12
doctor visit	263
MRI (magnetic resonance imaging)	27
nerve procedures	12
spinal procedures	140
X-rays	101

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	65
Female	109

**Ethnicity**
Non-Hispanic White	157
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	44
85 and over	22
Less than 65	26

Conditions of Medicare patients treated by Dr. John O. Grimm, MD in 2019

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	40
Depression	40
Chronic Kidney Disease	39
Asthma	8
Osteoperosis	16
Atrial Fibrilation	10
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2019

Volume of procedures performed by Dr. John O. Grimm, MD for Medicare patients.

The highest averages for the top procedures that Dr. John O. Grimm, MD treated as a spine surgeon in Evansville, IN were spinal procedures, X-rays, MRI (magnetic resonance imaging) and hospital care.

arthrodesis (bone fusion surgery)	18
decompression surgery	23
doctor visit	593
hospital care	38
inpatient care	38
MRI (magnetic resonance imaging)	41
nerve procedures	23
pelvic imaging	16
spinal procedures	468
X-rays	366

Average Medicare Patient Data From 2012 - 2019

Information about Medicare patients treated by Dr. John O. Grimm, MD.

**Gender**
Male	133
Female	215

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	331
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	92
85 and over	32
Less than 65	81
65 to 74	142

Average of Total of Conditions of Medicare patients treated by Dr. John O. Grimm, MD From 2012 - 2019

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

Hypertension	64
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	32
Depression	32
Chronic Kidney Disease	24
Asthma	10
Osteoporosis	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Atrial Fibrillation	9
Dementia	9
Cancer	7

Education & Training

He has a state license in Indiana.

Licensed In: Indiana

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic USA, Inc.	$3,587 CD HORIZON $2,577	PRESTIGE $519	DIVERGENCE-L $159	METRx $123	PIVOX Oblique Lateral Spinal System $56	Other $153
Medtronic Sofamor Danek USA, Inc.	$3,127 Thoracolumbar - TL Therapies $2,794	Enabling Technologies - NIM, NAV, Power $82	Spinal Surgery $72	Cervical -Trauma Therapies $56	DIVERGENCE $51	Other $72
Stryker Corporation	$394 ACCOLADE $148	Trauma $134	HOFFMANN $49	TRAUMA & EXTREMITIES $35	INTERBODY DEVICE $27
Smith & Nephew, Inc.	$77 TRIGEN InterTAN $77
Flexion Therapeutics, Inc.	$31 Zilretta $31
Other	$202 XIAFLEX $24	Exogen $18	MOVANTIK $17	GenVisc 850 $17	EUFLEXXA $17	Other $108

**Types of Payments**
Travel and Lodging	$4,640
Food and Beverage	$2,522
Education	$255

Biography

Dr. John Grimm is a specialist in spine surgery and orthopedics/orthopedic surgery. He works in Evansville, IN. Dr. Grimm has obtained a license to practice in Indiana.