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Dr. John Martin Vainder, MD

(5 Ratings)

Specializes in: Adult Gastroenterology

800 Austin Street Suite 505 West Tower
Evanston, IL 60202

(847) 491-9020

Dr. John Martin Vainder, MD is a gastroenterologist in Evanston, IL specializing in adult gastroenterology.

Office Locations

800 Austin Street Suite 505 West Tower
Evanston, IL 60202

(847) 491-9020

(847) 491-0182

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In The News

“GI Alliance of Illinois is a proud partner of GI Alliance, the leading physician-owned and -led network of gastroenterology practices in the U.S. Practicing at the Evanston location, Drs. Harsh...”—"GI Alliance of Illinois Moves to Upgraded Facility", WIVB, April 2024

Noteworthy Medicare Patient Procedures Performed by Dr. John Martin Vainder, MD in 2023

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

Top 25%

By Volume:

preventive care

screening colonoscopy

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2012, among providers in related specialties within Illinois, Dr. John Martin Vainder, MD performed more preventive care, and screening colonoscopy procedures for Medicare patients than 75% 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 75% 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 Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2012 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

anastomosis	40
catheterization	40
diagnostic procedures	391
doctor visit	356
gastrointestinal procedures	575
hospital care	1059
injections	16
inpatient care	1059
minimally invasive procedures	575
preventive care	93
removal of lesion (e.g. growth)	391

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2013 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

anastomosis	39
catheterization	39
diagnostic procedures	359
doctor visit	418
gastrointestinal procedures	557
hospital care	1002
inpatient care	1002
minimally invasive procedures	557
preventive care	122
removal of lesion (e.g. growth)	343

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	367
Female	454

**Ethnicity**
Non-Hispanic White	572
Black	117
Hispanic	77
Asian	35
Other	0
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	275
85 and over	148
Less than 65	99

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2013

Hypertension	74
High Cholesterol	56
Stroke	10
Ischemic Heart Disease	49
Depression	29
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	36
Chronic Obstructive Pulmonary Disease	26
Diabetes	39
Dementia	24
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2014 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

anastomosis	33
catheterization	33
diagnostic procedures	376
doctor visit	411
gastrointestinal procedures	530
hospital care	931
inpatient care	931
minimally invasive procedures	530
preventive care	92
removal of lesion (e.g. growth)	376

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	374
Female	455

**Ethnicity**
Non-Hispanic White	592
Black	116
Hispanic	66
Asian	38
Other	17
Native American	0

**Age**
From 65 to 74	312
From 75 to 84	235
85 and over	162
Less than 65	120

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2014

Hypertension	74
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	45
Depression	31
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	22
Diabetes	37
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2015 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	342
doctor visit	447
gastrointestinal procedures	472
hospital care	697
inpatient care	697
minimally invasive procedures	472
preventive care	106
removal of lesion (e.g. growth)	342

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	630
Female	806

**Ethnicity**
Non-Hispanic White	1074
Black	170
Hispanic	96
Asian	58
Other	38
Native American	0

**Age**
From 65 to 74	632
From 75 to 84	392
85 and over	178
Less than 65	234

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2015

Hypertension	68
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	41
Depression	31
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2016 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	321
doctor visit	412
gastrointestinal procedures	463
hospital care	584
inpatient care	584
minimally invasive procedures	463
preventive care	112
removal of lesion (e.g. growth)	321

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	300
Female	392

**Ethnicity**
Non-Hispanic White	525
Black	89
Hispanic	32
Asian	25
Other	21
Native American	0

**Age**
From 65 to 74	297
From 75 to 84	202
85 and over	106
Less than 65	87

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2016

Hypertension	69
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	41
Depression	26
Chronic Kidney Disease	37
Asthma	22
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2017 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

anastomosis	11
catheterization	11
diagnostic procedures	316
doctor visit	406
gastrointestinal procedures	423
hospital care	517
inpatient care	517
minimally invasive procedures	423
preventive care	83
removal of lesion (e.g. growth)	316

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	309
Female	336

**Ethnicity**
Non-Hispanic White	479
Black	76
Hispanic	42
Asian	33
Other	15
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	183
85 and over	87
Less than 65	93

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2017

Hypertension	71
High Cholesterol	48
Stroke	7
Ischemic Heart Disease	41
Depression	27
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	13
Atrial Fibrilation	11
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2018 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	278
doctor visit	405
gastrointestinal procedures	354
hospital care	342
inpatient care	342
minimally invasive procedures	354
preventive care	76
removal of lesion (e.g. growth)	278

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	260
Female	280

**Ethnicity**
Non-Hispanic White	405
Black	57
Hispanic	33
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	249
From 75 to 84	160
85 and over	65
Less than 65	66

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2018

Hypertension	66
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	36
Asthma	9
Osteoperosis	13
Atrial Fibrilation	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	21
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2019 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	304
doctor visit	510
gastrointestinal procedures	418
hospital care	474
inpatient care	474
minimally invasive procedures	418
preventive care	101
removal of lesion (e.g. growth)	304

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	305
Female	367

**Ethnicity**
Non-Hispanic White	506
Black	62
Hispanic	39
Asian	33
Other	0
Native American	0

**Age**
From 65 to 74	304
From 75 to 84	195
85 and over	87
Less than 65	86

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2019

Hypertension	66
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	38
Depression	29
Chronic Kidney Disease	35
Asthma	9
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	24
Chronic Obstructive Pulmonary Disease	15
Diabetes	35
Dementia	18
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2020 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	204
doctor visit	417
gastrointestinal procedures	262
hospital care	408
inpatient care	408
minimally invasive procedures	262
preventive care	58
removal of lesion (e.g. growth)	204

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	234
Female	271

**Ethnicity**
Non-Hispanic White	364
Black	64
Hispanic	37
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	162
85 and over	61
Less than 65	64

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2020

Hypertension	70
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	40
Depression	27
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	25
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	22
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2021 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	270
doctor visit	496
gastrointestinal procedures	382
hospital care	425
inpatient care	425
minimally invasive procedures	382
preventive care	112
removal of lesion (e.g. growth)	270

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	283
Female	334

**Ethnicity**
Non-Hispanic White	464
Black	65
Hispanic	34
Asian	29
Other	25
Native American	0

**Age**
From 65 to 74	297
From 75 to 84	187
85 and over	70
Less than 65	63

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2021

Hypertension	66
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	38
Depression	26
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	16
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL during 2022 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

diagnostic procedures	247
doctor visit	460
gastrointestinal procedures	344
hospital care	412
inpatient care	412
minimally invasive procedures	344
preventive care	97
removal of lesion (e.g. growth)	247

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Male	311
Female	322

**Ethnicity**
Non-Hispanic White	471
Black	70
Hispanic	29
Asian	27
Other	36
Native American	0

**Age**
From 65 to 74	289
From 75 to 84	203
85 and over	69
Less than 65	72

Conditions of Medicare patients treated by Dr. John Martin Vainder, MD in 2022

Hypertension	70
High Cholesterol	74
Stroke	11
Ischemic Heart Disease	31
Depression	26
Chronic Kidney Disease	23
Asthma	11
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	21
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	14
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Martin Vainder, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Martin Vainder, MD treated as a gastroenterologist in Evanston, IL were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

anastomosis	30
catheterization	30
diagnostic procedures	309
doctor visit	430
gastrointestinal procedures	434
hospital care	622
injections	16
inpatient care	622
minimally invasive procedures	434
preventive care	95
removal of lesion (e.g. growth)	308

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Martin Vainder, MD.

**Gender**
Female	365
Male	306

**Ethnicity**
Black / African American	80
Asian / Pacific Islander	27
Non-Hispanic White	495
Native American / Alaskan Native	0
Hispanic	44
Other	15

**Age**
85 and over	93
75 to 84	199
Less than 65	89
65 to 74	289

Average of Total of Conditions of Medicare patients treated by Dr. John Martin Vainder, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Martin Vainder, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	63
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	32
Asthma	10
Osteoporosis	11
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Atrial Fibrillation	12
Dementia	17
Cancer	13

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

Dr. John Martin Vainder, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. John Martin Vainder, MD from all over the web to help you find the right in Evanston, IL.

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
FUJIFILM Medical Systems USA, Inc.	$2,205 ESD - Core Endoscopy $2,205
AbbVie, Inc.	$1,134 Humira $335	Creon $237	Viekira $208	Mavyret $201	Technivie $24	Other $130
Janssen Biotech, Inc.	$1,027 STELARA $566	SIMPONI $225	SIMPONI ARIA $209	REMICADE $28
AbbVie Inc.	$993 Humira $287	Rinvoq $246	Mavyret $149	Skyrizi $148	Creon $96	Other $69
Takeda Pharmaceuticals U.S.A., Inc.	$965 ENTYVIO $821	GATTEX $82	MOTEGRITY $25	Dexilant $12	AMITIZA $5	Other $21
Other	$6,257 PREPOPIK $600	ENTYVIO $382	LINZESS $338	SUCRAID $297	SUTAB $212	Other $4,428

**Types of Payments**
Food and Beverage	$10,199
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$2,205
Education	$177