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Dr. Eric M. Horn, MD, PhD

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Specializes in: Neurosurgery

University of Illinois at Urbana-Champaign College of Medicine (2000)

Professional interests include: minimally invasive spine surgery, anterior cervical fusion, posterior cervical fusion, and more.

13345 Illinois Street
Carmel, IN 46032

(317) 396-1300

Dr. Eric M. Horn, MD, PhD is a neurosurgeon in Carmel, IN specializing in neurosurgery. He graduated from University of Illinois at Urbana-Champaign College of Medicine in 2000 and has 26 years of experience. Dr. Eric M. Horn, MD, PhD is affiliated with Ascension, Goodman Campbell Brain and Spine and Ascension St. Vincent Hospital - Indianapolis.

Office Locations

13345 Illinois Street
Carmel, IN 46032

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2001 W. 86th Street
Indianapolis, IN 46260

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355 W 16th Street Suite 5100
Indianapolis, IN 46202

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Noteworthy Medicare Patient Procedures Performed by Dr. Eric M. Horn, MD, PhD in 2023

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

Top 5%

By Affordability:

inpatient hospital care

In 2023, Dr. Eric M. Horn, MD, PhD had a list price for emergency care, emergency room (ER) care, 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 providers in related specialties within Indiana. 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.

Top 25%

By Affordability:

X-rays

In 2012, Dr. Eric M. Horn, MD, PhD had a list price for X-rays that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Indiana. 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. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2012 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	27
decompression surgery	22
doctor visit	209
hospital care	139
inpatient care	139
neck surgery	11
nerve procedures	22
spinal procedures	133
X-rays	54

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2013 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	18
decompression surgery	20
doctor visit	203
emergency care	11
hospital care	144
inpatient care	144
nerve procedures	20
spinal procedures	123
X-rays	69

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	143
Female	150

**Ethnicity**
Non-Hispanic White	251
Black	30
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	59
85 and over	21
Less than 65	89

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2013

Hypertension	74
High Cholesterol	56
Stroke	16
Ischemic Heart Disease	40
Depression	41
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2014 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

decompression surgery	17
doctor visit	201
emergency care	14
hospital care	159
inpatient care	159
nerve procedures	17
spinal procedures	120
X-rays	79

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	149
Female	180

**Ethnicity**
Non-Hispanic White	297
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	67
85 and over	26
Less than 65	107

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2014

Hypertension	72
High Cholesterol	54
Stroke	20
Ischemic Heart Disease	39
Depression	40
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	17
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2015 were spinal procedures, hospital care, inpatient care and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	28
decompression surgery	16
doctor visit	224
emergency care	22
hospital care	165
inpatient care	165
neck surgery	12
nerve procedures	16
spinal procedures	187
X-rays	114

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	294
Female	378

**Ethnicity**
Non-Hispanic White	586
Black	62
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	236
From 75 to 84	152
85 and over	98
Less than 65	186

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2015

Hypertension	75
High Cholesterol	57
Stroke	23
Ischemic Heart Disease	39
Depression	43
Chronic Kidney Disease	32
Asthma	13
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	35
Dementia	23
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2016 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	11
decompression surgery	15
doctor visit	241
emergency care	13
hospital care	170
inpatient care	170
nerve procedures	15
spinal procedures	112
X-rays	72

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	141
Female	170

**Ethnicity**
Non-Hispanic White	276
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	58
85 and over	29
Less than 65	95

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2016

Hypertension	75
High Cholesterol	56
Stroke	17
Ischemic Heart Disease	37
Depression	41
Chronic Kidney Disease	39
Asthma	25
Osteoperosis	13
Atrial Fibrilation	13
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	18
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2017 were spinal procedures, hospital care, inpatient care and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	18
bone surgery	15
decompression surgery	11
doctor visit	169
hospital care	102
inpatient care	102
nerve procedures	11
spinal procedures	104
X-rays	34

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	86
Female	119

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	55
85 and over	17
Less than 65	45

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2017

Hypertension	75
High Cholesterol	58
Stroke	15
Ischemic Heart Disease	39
Depression	40
Chronic Kidney Disease	38
Asthma	0
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2018 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

decompression surgery	12
doctor visit	157
emergency care	31
hospital care	99
inpatient care	99
nerve procedures	12
spinal procedures	77
X-rays	47

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	109
Female	134

**Ethnicity**
Non-Hispanic White	219
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	60
85 and over	28
Less than 65	39

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2018

Hypertension	75
High Cholesterol	60
Stroke	14
Ischemic Heart Disease	37
Depression	42
Chronic Kidney Disease	38
Asthma	12
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	27
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	17
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2019 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	11
decompression surgery	11
doctor visit	150
emergency care	33
hospital care	98
inpatient care	98
neck surgery	11
nerve procedures	11
spinal procedures	71
X-rays	34

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	113
Female	133

**Ethnicity**
Non-Hispanic White	222
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	59
85 and over	31
Less than 65	38

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2019

Hypertension	75
High Cholesterol	62
Stroke	20
Ischemic Heart Disease	42
Depression	42
Chronic Kidney Disease	40
Asthma	8
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	26
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2020 were hospital care, inpatient care, spinal procedures and X-rays.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	16
bone surgery	14
decompression surgery	13
doctor visit	156
emergency care	22
hospital care	106
inpatient care	106
nerve procedures	13
spinal procedures	71
X-rays	28

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	121
Female	110

**Ethnicity**
Non-Hispanic White	217
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	73
85 and over	24
Less than 65	25

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2020

Hypertension	75
High Cholesterol	67
Stroke	20
Ischemic Heart Disease	38
Depression	37
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2021 were hospital care, inpatient care, spinal procedures and emergency care.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	30
bone surgery	11
decompression surgery	12
doctor visit	195
emergency care	42
hospital care	117
inpatient care	117
neck surgery	12
nerve procedures	12
spinal procedures	54
X-rays	13

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	132
Female	127

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	71
85 and over	25
Less than 65	29

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2021

Hypertension	75
High Cholesterol	63
Stroke	15
Ischemic Heart Disease	38
Depression	33
Chronic Kidney Disease	38
Asthma	5
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	16
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN during 2022 were spinal procedures, hospital care, inpatient care and emergency care.

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

arthrodesis (bone fusion surgery)	34
decompression surgery	20
doctor visit	171
emergency care	37
hospital care	60
inpatient care	60
neck surgery	20
nerve procedures	20
spinal procedures	81
X-rays	18

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	95
Female	124

**Ethnicity**
Non-Hispanic White	194
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	69
85 and over	17
Less than 65	18

Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD in 2022

Hypertension	75
High Cholesterol	73
Stroke	21
Ischemic Heart Disease	30
Depression	35
Chronic Kidney Disease	20
Asthma	11
Osteoperosis	16
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Eric M. Horn, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Eric M. Horn, MD, PhD treated as a neurosurgeon in Carmel, IN were hospital care, inpatient care, spinal procedures and X-rays.

arthrodesis (bone fusion surgery)	21
bone surgery	13
decompression surgery	15
doctor visit	188
emergency care	25
hospital care	123
inpatient care	123
neck surgery	13
nerve procedures	15
spinal procedures	103
X-rays	51

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Eric M. Horn, MD, PhD.

**Gender**
Male	125
Female	147

**Ethnicity**
Black / African American	10
Asian / Pacific Islander	0
Non-Hispanic White	243
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	65
85 and over	28
Less than 65	61
65 to 74	118

Average of Total of Conditions of Medicare patients treated by Dr. Eric M. Horn, MD, PhD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Eric M. Horn, MD, PhD treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	67
High Cholesterol	55
Stroke	16
Ischemic Heart Disease	34
Depression	35
Chronic Kidney Disease	31
Asthma	9
Osteoporosis	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Atrial Fibrillation	12
Dementia	15
Cancer	10

Education & Training

Dr. Eric M. Horn, MD, PhD graduated from University of Illinois at Urbana-Champaign College of Medicine in 2000. He completed residency at Barrow Neurological Institute. He is certified by the The American Board of Neurological Surgery - Neurological Surgery and has a state license in Indiana.

Medical School: University of Illinois at Urbana-Champaign College of Medicine (2000)

Residency: Barrow Neurological Institute (2007)

Board Certification: The American Board of Neurological Surgery - Neurological Surgery

Licensed In: Indiana

Affiliations & Hospitals

Dr. Eric M. Horn, MD, PhD is associated with these hospitals and organizations:

Ascension

Goodman Campbell Brain and Spine

Ascension St. Vincent Hospital - Indianapolis

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General Payments

These charts describe general payments received by Dr. Eric M. Horn, MD, PhD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
DePuy Orthopaedics Inc.	$7,042 Spine $6,903	Cranial ReconstructionFixation $139
DePuy Synthes Sales Inc.	$568 Spine $227	MIS $143	LIFENET VIVIGEN $43	Thoracolumbar $32	Symphony $30	Other $94
Stryker Corporation	$406 THORACO-LUMBAR $176	XIA $61	Tritanium $53	AVIATOR $31	INTERBODY DEVICE $29	Other $57
Globus Medical, Inc.	$128 Spine $128
Medtronic Sofamor Danek USA, Inc.	$127 Cervical and Trauma Therapies $13	$114
Other	$101 Ti Rapidflap Spindown $23	Spine Devices $23	Cranial Surgery $16	OFIRMEV $14	$26

**Types of Payments**
Consulting Fee	$6,503
Food and Beverage	$1,469
Travel and Lodging	$400

Research Payments

Dr. Eric M. Horn, MD, PhD has received 7 research payments totaling $29,197.

Biography

Dr. Eric Horn specializes in neurosurgery. His areas of expertise consist of outpatient care, minimally invasive lumbar decompression (MILD), and complex spine surgery. Dr. Horn's hospital/clinic affiliations include Ascension and Goodman Campbell Brain and Spine. He is a graduate of the University of Illinois at Urbana-Champaign College of Medicine. Dr. Horn completed his residency training at Phoenix Integrated Surgical Residency and Barrow Neurological Institute. He has received professional recognition including the following: Jose Biller Staff Teaching Award Indiana University.