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Dr. William Kosmala, MD

Accepting New Patients

(William Kosmala, MD)

(9 Ratings)

Specializes in: Gastroenterology (Digestive System) and General Practice

Rush University Medical College (1999)

9921 Southwest Highway
Oak Lawn, IL 60453

(708) 425-9456

Dr. William Kosmala, MD is a gastroenterologist in Orland Park, IL specializing in gastroenterology (digestive system) and general practice. He graduated from Rush University Medical College in 1999 and has 27 years of experience. Dr. William Kosmala, MD is affiliated with Northwestern Medicine, Northwestern Medical Group and OSF Healthcare.

Office Locations

15300 West Avenue Suite 210
Orland Park, IL 60462

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Northwestern Medicine

10758 W 167th Street
Orland Park, IL 60467

(708) 361-4778

(708) 361-4799

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OSF Healthcare

9921 Southwest Highway
Oak Lawn, IL 60453

(708) 425-9456

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Noteworthy Medicare Patient Procedures Performed by Dr. William Kosmala, MD in 2023

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

Top 5%

By Volume:

colonoscopy

preventive care

screening colonoscopy

In 2023, Dr. William Kosmala, MD performed more colonoscopy, preventive care, and screening colonoscopy procedures for Medicare patients than 95% of providers in related specialties within Illinois.

Top 10%

By Volume:

colonoscopy with biopsy

colonoscopy with lesion removal

endoscopy

gastrointestinal biopsy

gastrointestinal procedures

inpatient hospital care

removal of lesion

In 2023, Dr. William Kosmala, MD performed more colonoscopy with biopsy, colonoscopy with lesion removal, endoscopy, gastrointestinal biopsy, gastrointestinal procedures, inpatient hospital care (for patient admitted to hospital), and removal of lesion (e.g. growth) procedures for Medicare patients than 90% of providers in related specialties within Illinois.

Top 25%

By Volume:

EGD with biopsy

EGD with lesion removal

By Affordability:

balloon dilation

EGD with dilation

EGD with esophageal dilation

endoscopic esophageal dilation

esophageal balloon dilation

esophageal dilation

hospital care

inpatient care

inpatient hospital care

upper endoscopy with dilation

upper endoscopy with esophageal dilation

In 2012, among providers in related specialties within Illinois, Dr. William Kosmala, MD performed more EGD with biopsy, and EGD with lesion removal procedures for Medicare patients than 75% of them and he also had a list price for balloon dilation, EGD with dilation, EGD with esophageal dilation, endoscopic esophageal dilation, esophageal balloon dilation, esophageal dilation, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), upper endoscopy with dilation, and upper endoscopy with esophageal dilation 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. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2012 were inpatient care, hospital care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

anastomosis	18
balloon dilation	15
blood draw	17
catheterization	18
diagnostic procedures	259
doctor visit	286
esophageal dilation	15
gastrointestinal procedures	420
hospital care	797
inpatient care	797
minimally invasive procedures	420
preventive care	51
removal of lesion (e.g. growth)	259
stent placement (stenting)	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2013 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

balloon dilation	19
blood draw	21
diagnostic procedures	301
doctor visit	284
esophageal dilation	19
gastrointestinal procedures	470
hospital care	746
inpatient care	746
lab tests	13
minimally invasive procedures	470
preventive care	65
removal of lesion (e.g. growth)	301

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	255
Female	379

**Ethnicity**
Non-Hispanic White	603
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	234
85 and over	122
Less than 65	45

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2013

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	50
Depression	26
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	12
Atrial Fibrilation	23
Heart Failure	32
Chronic Obstructive Pulmonary Disease	26
Diabetes	34
Dementia	19
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2014 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

balloon dilation	12
blood draw	25
diagnostic procedures	246
doctor visit	288
esophageal dilation	12
gastrointestinal procedures	406
hospital care	672
inpatient care	672
lab tests	20
minimally invasive procedures	406
preventive care	61
removal of lesion (e.g. growth)	246

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	245
Female	341

**Ethnicity**
Non-Hispanic White	545
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	203
85 and over	108
Less than 65	45

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2014

Hypertension	75
High Cholesterol	68
Stroke	8
Ischemic Heart Disease	49
Depression	27
Chronic Kidney Disease	36
Asthma	9
Osteoperosis	14
Atrial Fibrilation	22
Heart Failure	34
Chronic Obstructive Pulmonary Disease	27
Diabetes	36
Dementia	17
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2015 were inpatient care, hospital care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

anastomosis	11
balloon dilation	15
blood draw	32
catheterization	11
diagnostic procedures	236
doctor visit	300
esophageal dilation	15
gastrointestinal procedures	351
hospital care	554
inpatient care	554
lab tests	22
minimally invasive procedures	351
preventive care	64
removal of lesion (e.g. growth)	236

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	458
Female	640

**Ethnicity**
Non-Hispanic White	980
Black	40
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	444
From 75 to 84	356
85 and over	214
Less than 65	84

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2015

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	49
Depression	28
Chronic Kidney Disease	39
Asthma	17
Osteoperosis	15
Atrial Fibrilation	21
Heart Failure	33
Chronic Obstructive Pulmonary Disease	26
Diabetes	32
Dementia	20
Cancer	18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2016 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

anastomosis	12
balloon dilation	16
catheterization	12
diagnostic procedures	234
doctor visit	304
esophageal dilation	16
gastrointestinal procedures	383
hospital care	657
inpatient care	657
minimally invasive procedures	394
preventive care	78
removal of lesion (e.g. growth)	234

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	269
Female	373

**Ethnicity**
Non-Hispanic White	585
Black	25
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	208
85 and over	118
Less than 65	50

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2016

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	47
Depression	24
Chronic Kidney Disease	45
Asthma	28
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	37
Chronic Obstructive Pulmonary Disease	25
Diabetes	33
Dementia	21
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2017 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

balloon dilation	19
diagnostic procedures	253
doctor visit	313
esophageal dilation	19
gastrointestinal procedures	429
hospital care	857
inpatient care	857
minimally invasive procedures	429
preventive care	94
removal of lesion (e.g. growth)	253

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	293
Female	453

**Ethnicity**
Non-Hispanic White	688
Black	25
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	247
85 and over	146
Less than 65	55

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2017

Hypertension	75
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	47
Depression	27
Chronic Kidney Disease	45
Asthma	11
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	36
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	21
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2018 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

diagnostic procedures	260
doctor visit	292
gastrointestinal procedures	405
hospital care	794
inpatient care	794
lab tests	13
minimally invasive procedures	417
preventive care	102
removal of lesion (e.g. growth)	260

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	303
Female	450

**Ethnicity**
Non-Hispanic White	690
Black	18
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	250
85 and over	140
Less than 65	63

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2018

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	47
Depression	26
Chronic Kidney Disease	45
Asthma	10
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Dementia	19
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2019 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

balloon dilation	17
diagnostic procedures	366
doctor visit	295
esophageal dilation	17
gastrointestinal procedures	540
hospital care	641
inpatient care	641
minimally invasive procedures	540
preventive care	114
removal of lesion (e.g. growth)	366

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	340
Female	460

**Ethnicity**
Non-Hispanic White	730
Black	19
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	365
From 75 to 84	261
85 and over	129
Less than 65	45

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2019

Hypertension	75
High Cholesterol	72
Stroke	6
Ischemic Heart Disease	0
Depression	23
Chronic Kidney Disease	41
Asthma	8
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	32
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	16
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2020 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

balloon dilation	22
diagnostic procedures	347
doctor visit	286
esophageal dilation	22
gastrointestinal procedures	516
hospital care	501
inpatient care	501
minimally invasive procedures	516
preventive care	115
removal of lesion (e.g. growth)	347

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	327
Female	402

**Ethnicity**
Non-Hispanic White	661
Black	28
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	350
From 75 to 84	245
85 and over	92
Less than 65	42

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2020

Hypertension	75
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	30
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2021 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

anastomosis	11
balloon dilation	28
catheterization	11
diagnostic procedures	437
doctor visit	288
esophageal dilation	28
gastrointestinal procedures	678
hospital care	583
inpatient care	583
minimally invasive procedures	678
preventive care	159
removal of lesion (e.g. growth)	437

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	404
Female	500

**Ethnicity**
Non-Hispanic White	827
Black	0
Hispanic	24
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	463
From 75 to 84	293
85 and over	108
Less than 65	40

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2021

Hypertension	75
High Cholesterol	73
Stroke	9
Ischemic Heart Disease	41
Depression	24
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	26
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	12
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL during 2022 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

anastomosis	11
catheterization	11
diagnostic procedures	447
doctor visit	318
gastrointestinal procedures	660
hospital care	569
inpatient care	569
minimally invasive procedures	660
preventive care	137
removal of lesion (e.g. growth)	447

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	422
Female	498

**Ethnicity**
Non-Hispanic White	828
Black	30
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	462
From 75 to 84	311
85 and over	92
Less than 65	55

Conditions of Medicare patients treated by Dr. William Kosmala, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	37
Depression	21
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	15
Atrial Fibrilation	24
Heart Failure	23
Chronic Obstructive Pulmonary Disease	22
Diabetes	29
Dementia	8
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Kosmala, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Kosmala, MD treated as a gastroenterologist in Orland Park, IL were inpatient care, hospital care, minimally invasive procedures and gastrointestinal procedures.

anastomosis	12
balloon dilation	18
blood draw	23
catheterization	12
diagnostic procedures	307
doctor visit	295
esophageal dilation	18
gastrointestinal procedures	478
hospital care	670
inpatient care	670
lab tests	17
minimally invasive procedures	480
preventive care	94
removal of lesion (e.g. growth)	307
stent placement (stenting)	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Kosmala, MD.

**Gender**
Male	301
Female	408

**Ethnicity**
Black / African American	18
Asian / Pacific Islander	0
Non-Hispanic White	648
Native American / Alaskan Native	0
Hispanic	19
Other	2

**Age**
75 to 84	237
85 and over	115
Less than 65	47
65 to 74	310

Average of Total of Conditions of Medicare patients treated by Dr. William Kosmala, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	37
Depression	22
Chronic Kidney Disease	35
Asthma	10
Osteoporosis	10
Heart Failure	28
Chronic Obstructive Pulmonary Disease	22
Diabetes	29
Atrial Fibrillation	19
Dementia	15
Cancer	16

Education & Training

Dr. William Kosmala, MD graduated from Rush University Medical College in 1999. He completed residency at Rush University Medical Center. He is certified by the American Board of Internal Medicine - Gastroenterology (Certified) and has a state license in Illinois.

Medical School: Rush University Medical College (1999)

Residency: Rush University Medical Center (2002)

Board Certification: American Board of Internal Medicine - Gastroenterology (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. William Kosmala, MD is associated with these hospitals and organizations:

Northwestern Medicine

Northwestern Medical Group

OSF Healthcare

Ratings & Reviews

Dr. William Kosmala, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 9 ratings. We collect ratings and reviews of Dr. William Kosmala, MD from all over the web to help you find the right in Orland Park, IL.

Overall Rating

(9 Ratings)

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General Payments

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

**Payments by Company**
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$1,057 XIFAXAN $385	PLENVU $349	Trulance $247	APRISO $76
Nestle HealthCare Nutrition Inc.	$340 ZENPEP $305	VOWST $35
Janssen Biotech, Inc.	$330 STELARA $205	SIMPONI $126
Covidien LP	$170 Barrx $170
Takeda Pharmaceuticals U.S.A., Inc.	$153 ENTYVIO $100	Dexilant $42	AMITIZA $12
Other	$1,562 EsophyX $102	SUPREP $86	REMICADE $85	XIFAXANIBSD $81	CLENPIQ $77	Other $1,132

**Types of Payments**
Food and Beverage	$3,544
Education	$70

Ownership and Interest Payments

This table describes ownership payments received by Dr. William Kosmala, MD.

GastroGPO, LLC	2022	$1,195.51	Physician Covered Recipient	Common Stock
GastroGPO, LLC	2021	$1,182.24	Physician Covered Recipient	Common Stock

Biography

Dr. William Kosmala is a specialist in general practice and gastroenterology (digestive system). On average, patients gave Dr. Kosmala a rating of 5.0 stars (out of 5). He is professionally affiliated with Northwestern Medical Group (NMG), OSF Healthcare, and Palos Hospital. Yext reports that he is accepting new patients at his office in Orland Park, IL. Dr. Kosmala's education and training includes medical school at Rush Medical College and residency at Rush University Medical Center.