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Home > IA Providers > Neurologists

Dr. Mark A. Granner, MD

(417 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease) and Neurophysiology

University of Iowa, Carver College of Medicine

Professional interests include: seizures, electroencephalography (EEG), neurological disorders

500 E Market Street
Iowa City, IA 52245

(319) 339-3551

Dr. Mark A. Granner, MD is a neurologist in Iowa City, IA specializing in neurology (brain & spinal cord disease) and neurophysiology. He graduated from University of Iowa, Carver College of Medicine. Dr. Mark A. Granner, MD is affiliated with University of Iowa Health Care.

Office Locations

200 Hawkins Drive
Iowa City, IA 52242

open_in_new

500 E Market Street
Iowa City, IA 52245

(319) 339-3551

(319) 887-2847

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701 W Forevergreen Road
North Liberty, IA 52317

(319) 356-2952

(319) 356-4505

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2012 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	160
electroencephalography (EEG)	112
hospital care	50
inpatient care	50

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2013 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	139
electroencephalography (EEG)	95
hospital care	77
inpatient care	77

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	105
Female	126

**Age**
From 65 to 74	64
From 75 to 84	0
85 and over	0
Less than 65	112

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2013

Hypertension	52
High Cholesterol	44
Stroke	19
Ischemic Heart Disease	26
Depression	34
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	16
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2014 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	152
electroencephalography (EEG)	118
hospital care	99
inpatient care	99

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	145
Female	183

**Ethnicity**
Non-Hispanic White	310
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	54
85 and over	15
Less than 65	172

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2014

Hypertension	45
High Cholesterol	38
Stroke	15
Ischemic Heart Disease	26
Depression	36
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	20
Dementia	15
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2015 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	121
electroencephalography (EEG)	183
hospital care	108
inpatient care	108

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	288
Female	264

**Ethnicity**
Non-Hispanic White	512
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	178
From 75 to 84	76
85 and over	30
Less than 65	268

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2015

Hypertension	50
High Cholesterol	42
Stroke	19
Ischemic Heart Disease	29
Depression	40
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	20
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2016 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	152
electroencephalography (EEG)	166
hospital care	79
inpatient care	79

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	128
Female	150

**Ethnicity**
Non-Hispanic White	261
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	46
85 and over	14
Less than 65	135

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2016

Hypertension	54
High Cholesterol	35
Stroke	19
Ischemic Heart Disease	28
Depression	38
Chronic Kidney Disease	32
Asthma	16
Osteoperosis	8
Atrial Fibrilation	4
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Dementia	24
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2017 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	99
electroencephalography (EEG)	225
hospital care	121
inpatient care	121

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	139
Female	164

**Ethnicity**
Non-Hispanic White	270
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	64
85 and over	12
Less than 65	150

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2017

Hypertension	61
High Cholesterol	43
Stroke	21
Ischemic Heart Disease	29
Depression	40
Chronic Kidney Disease	36
Asthma	10
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	22
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2018 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	79
electroencephalography (EEG)	197
hospital care	77
inpatient care	77

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	124
Female	124

**Age**
From 65 to 74	66
From 75 to 84	35
85 and over	12
Less than 65	135

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2018

Hypertension	53
High Cholesterol	43
Stroke	20
Ischemic Heart Disease	25
Depression	46
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	25
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2019 were electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	112
electroencephalography (EEG)	208
hospital care	44
inpatient care	44

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	150
Female	124

**Ethnicity**
Non-Hispanic White	244
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	62
85 and over	17
Less than 65	114

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2019

Hypertension	59
High Cholesterol	52
Stroke	20
Ischemic Heart Disease	31
Depression	42
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	22
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2020 were electroencephalography (EEG).

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	97
electroencephalography (EEG)	17

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	111
Female	130

**Ethnicity**
Non-Hispanic White	215
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	51
85 and over	16
Less than 65	110

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2020

Hypertension	57
High Cholesterol	51
Stroke	25
Ischemic Heart Disease	31
Depression	39
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	22
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	22
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2021 were electroencephalography (EEG).

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	138
electroencephalography (EEG)	28

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	121
Female	131

**Ethnicity**
Non-Hispanic White	227
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	59
85 and over	11
Less than 65	104

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2021

Hypertension	56
High Cholesterol	48
Stroke	24
Ischemic Heart Disease	30
Depression	41
Chronic Kidney Disease	35
Asthma	8
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	27
Dementia	20
Cancer	6

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA during 2022 were electroencephalography (EEG).

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

doctor visit	112
electroencephalography (EEG)	40

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	106
Female	109

**Ethnicity**
Non-Hispanic White	191
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	58
85 and over	16
Less than 65	90

Conditions of Medicare patients treated by Dr. Mark A. Granner, MD in 2022

Hypertension	62
High Cholesterol	59
Stroke	36
Ischemic Heart Disease	23
Depression	40
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	12
Atrial Fibrilation	23
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark A. Granner, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark A. Granner, MD treated as a neurologist in Iowa City, IA were electroencephalography (EEG), hospital care and inpatient care.

doctor visit	123
electroencephalography (EEG)	126
hospital care	81
inpatient care	81

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark A. Granner, MD.

**Gender**
Male	128
Female	136

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	202
Native American / Alaskan Native	0
Hispanic	0
Other	3

**Age**
75 to 84	45
85 and over	13
Less than 65	126
65 to 74	75

Average of Total of Conditions of Medicare patients treated by Dr. Mark A. Granner, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark A. Granner, MD treated were hypertension, high cholesterol, depression and chronic kidney disease.

Hypertension	49
High Cholesterol	41
Stroke	19
Ischemic Heart Disease	25
Depression	36
Chronic Kidney Disease	28
Asthma	9
Osteoporosis	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Atrial Fibrillation	10
Cancer	7
Dementia	18

Education & Training

Dr. Mark A. Granner, MD graduated from University of Iowa, Carver College of Medicine. He is certified by the American Board of Clinical Neurophysiology American Board of Psychiatry and Neurology and has a state license in Iowa.

Medical School: University of Iowa, Carver College of Medicine

Board Certification: American Board of Clinical Neurophysiology American Board of Psychiatry and Neurology

Licensed In: Iowa

Affiliations & Hospitals

Dr. Mark A. Granner, MD is associated with these hospitals and organizations:

University of Iowa Health Care

Ratings & Reviews

Dr. Mark A. Granner, MD has an exceptional overall rating with an average of 4.82 out of 5 stars based on 417 ratings. We collect ratings and reviews of Dr. Mark A. Granner, MD from all over the web to help you find the right in Iowa City, IA.

4.82

Overall Rating

(417 Ratings)

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$109 Tresiba $109

**Types of Payments**
Food and Beverage	$109

Biography

Dr. Mark Granner is a neurophysiology and neurology (brain & spinal cord disease) specialist in Iowa City, IA and North Liberty, IA. He has a 5.0 out of 5 star average patient rating. Clinical interests for Dr. Granner include seizures, epilepsy, and neurological disorders. He is affiliated with the University of Iowa Health Care. He attended medical school at the University of Iowa, Carver College of Medicine.