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Dr. Marvin Zelkowitz, MD

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3235 Vollmer Road Suite 110
Flossmoor, IL 60422

(708) 957-3737

Office Locations

3235 Vollmer Road Suite 110
Flossmoor, IL 60422

(708) 957-3737

(708) 957-2516

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In The News

“As a child, Dr. Marvin Zelkowitz didn't think much about his family heritage although he grew up bilingual, speaking both Yiddish and English, which offered obvious hints.”—"Column: Too many parents don't share their history with curious children, readers say. 'Why didn't they tell me more?'", Chicago Tribune, August 2020

“Dr. Marvin Zelkowitz drives his daily commute on Interstate 80/94 from Exit 26 in Chesterton to the Halsted Street exit in East Hazel Crest,...”—"Davich: Borman Expressway can be a gamble - or a game - during commute", Chicago Tribune, March 2019

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2012 were hospital care, inpatient care, electroencephalography (EEG) and outpatient care.

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	828
electroencephalography (EEG)	237
hospital care	2881
inpatient care	2801
outpatient care	80

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2013 were hospital care, inpatient care, electroencephalography (EEG) and outpatient care.

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	756
electroencephalography (EEG)	161
hospital care	2193
inpatient care	2034
outpatient care	159

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	405
Female	605

**Ethnicity**
Non-Hispanic White	512
Black	449
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	284
85 and over	160
Less than 65	296

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2013

Hypertension	75
High Cholesterol	66
Stroke	41
Ischemic Heart Disease	53
Depression	32
Chronic Kidney Disease	39
Asthma	13
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	39
Chronic Obstructive Pulmonary Disease	23
Diabetes	48
Dementia	38
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2014 were hospital care, inpatient care, electroencephalography (EEG) and outpatient care.

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	766
electroencephalography (EEG)	103
hospital care	1449
inpatient care	1380
outpatient care	69

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	324
Female	438

**Ethnicity**
Non-Hispanic White	403
Black	332
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	169
85 and over	134
Less than 65	246

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2014

Hypertension	75
High Cholesterol	64
Stroke	37
Ischemic Heart Disease	52
Depression	31
Chronic Kidney Disease	38
Asthma	12
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	41
Chronic Obstructive Pulmonary Disease	23
Diabetes	45
Dementia	35
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2015 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	740
electroencephalography (EEG)	93
hospital care	1212
inpatient care	1212

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	740
Female	936

**Ethnicity**
Non-Hispanic White	886
Black	708
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	482
From 75 to 84	410
85 and over	282
Less than 65	502

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2015

Hypertension	75
High Cholesterol	67
Stroke	40
Ischemic Heart Disease	50
Depression	34
Chronic Kidney Disease	41
Asthma	21
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	45
Dementia	37
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2016 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	721
electroencephalography (EEG)	65
hospital care	994
inpatient care	994

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	322
Female	404

**Ethnicity**
Non-Hispanic White	364
Black	324
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	202
From 75 to 84	164
85 and over	127
Less than 65	233

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	34
Ischemic Heart Disease	48
Depression	26
Chronic Kidney Disease	41
Asthma	28
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	39
Chronic Obstructive Pulmonary Disease	22
Diabetes	43
Dementia	38
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2017 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	681
electroencephalography (EEG)	87
hospital care	1113
inpatient care	1113

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	297
Female	436

**Ethnicity**
Non-Hispanic White	365
Black	327
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	160
85 and over	117
Less than 65	243

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2017

Hypertension	75
High Cholesterol	63
Stroke	36
Ischemic Heart Disease	51
Depression	32
Chronic Kidney Disease	47
Asthma	13
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	42
Chronic Obstructive Pulmonary Disease	19
Diabetes	45
Dementia	37
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL during 2018 were hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	750
electroencephalography (EEG)	89
hospital care	948
inpatient care	948

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	281
Female	399

**Ethnicity**
Non-Hispanic White	339
Black	296
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	150
85 and over	95
Less than 65	232

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	30
Ischemic Heart Disease	45
Depression	31
Chronic Kidney Disease	46
Asthma	13
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	40
Chronic Obstructive Pulmonary Disease	21
Diabetes	44
Dementia	38
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

doctor visit	431

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	126
Female	174

**Ethnicity**
Non-Hispanic White	164
Black	115
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	52
85 and over	17
Less than 65	142

Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD in 2019

Hypertension	64
High Cholesterol	52
Stroke	14
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	20
Chronic Obstructive Pulmonary Disease	10
Diabetes	35
Dementia	27
Cancer	7

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2019

Volume of procedures performed by Dr. Marvin Zelkowitz, MD for Medicare patients.

The highest averages for the top procedures that Dr. Marvin Zelkowitz, MD treated as in Flossmoor, IL were hospital care, inpatient care, electroencephalography (EEG) and outpatient care.

doctor visit	709
electroencephalography (EEG)	119
hospital care	1541
inpatient care	1497
outpatient care	102

Average Medicare Patient Data From 2012 - 2019

Information about Medicare patients treated by Dr. Marvin Zelkowitz, MD.

**Gender**
Male	311
Female	424

**Ethnicity**
Black / African American	318
Asian / Pacific Islander	0
Non-Hispanic White	379
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	173
85 and over	116
Less than 65	236
65 to 74	209

Average of Total of Conditions of Medicare patients treated by Dr. Marvin Zelkowitz, MD From 2012 - 2019

The highest averages of the most common conditions of Medicare patients that Dr. Marvin Zelkowitz, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	64
High Cholesterol	55
Stroke	29
Ischemic Heart Disease	40
Depression	26
Chronic Kidney Disease	34
Asthma	13
Osteoporosis	9
Heart Failure	32
Chronic Obstructive Pulmonary Disease	17
Diabetes	38
Atrial Fibrillation	12
Dementia	31
Cancer	10

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

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General Payments

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

**Payments by Company**
Teva Pharmaceuticals USA, Inc.	$1,187 COPAXONE $538	AZILECT $154	Zecuity $120	Unclassified $111	AJOVY $33	Other $232
GENZYME CORPORATION	$1,001 AUBAGIO $879	LUMIZYME $69	LEMTRADA $54
UCB, Inc.	$757 Vimpat $424	Briviact $247	Neupro $86
EMD Serono, Inc.	$714 Rebif $674	Mavenclad $40
Lundbeck LLC	$701 ONFI $369	SABRIL $152	NORTHERA $140	XENAZINE $39
Other	$5,575 Betaseron $603	AMPYRA $411	TECFIDERA $408	APTIOM $350	Nuedexta $272	Other $3,531

**Types of Payments**
Food and Beverage	$9,029
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$423
Education	$371
Gift	$111