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Dr. Maciej S. Lesniak, MD

Accepting New Patients

(Matt S. Lesniak, MD)

(11 Ratings)

Specializes in: Oncology (Cancer Care), Neurosurgery and General Practice

Johns Hopkins School of Medicine (1996)

Professional interests include: vascular malformations, skull base surgery, brain aneurysm, and more.

675 N St Clair Street Galter Pavilion, Ste 20-100
Chicago, IL 60611

(312) 695-4360

Dr. Maciej S. Lesniak, MD is an oncologist in Chicago, IL specializing in oncology (cancer care), neurosurgery and general practice. He graduated from Johns Hopkins School of Medicine in 1996 and has 30 years of experience. Dr. Maciej S. Lesniak, MD is affiliated with Northwestern University Feinberg School of Medicine, Northwestern Medicine, Robert H. Lurie Comprehensive Cancer Center and Northwestern Memorial Hospital Neurosurgery.

Office Locations

675 N St Clair Street Galter Pavilion, Ste 20-100
Chicago, IL 60611

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5841 S Maryland Avenue
Chicago, IL 60637

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In The News (see more mentions in the news)

“In this short time the program has risen to new heights, and he continues to lead institutional investments to pave the way for the future of neurosurgery in the south suburbs," said Maciej...”—"DuPage County physicians named inaugural recipients of the St. George Foundation Distinguished Physician Award", Daily Herald, May 2024

“The study was conducted by Feinberg Prof. Maciej Lesniak and established that metixene -- a central nervous system small-molecule inhibitor drug -- killed cancer cells in mice models of metastatic...”—"Northwestern Medicine study identifies metixene as a promising breast cancer and brain metastases treatment", The Daily Northwestern, November 2023

"Targeting STING Pathway Triggers Cytotoxic and Immune Responses Against Meningioma Northwestern Medicine scientists have discovered a potent immunotherapy approach for treating meningiomas, the...", Northwestern University Feinberg School of Medicine

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	73

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	106

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	39
Female	66

**Ethnicity**
Non-Hispanic White	61
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	33
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2013

Hypertension	70
High Cholesterol	63
Stroke	10
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	22
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	77

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	27
Female	59

**Ethnicity**
Non-Hispanic White	50
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	15
Ischemic Heart Disease	34
Depression	24
Chronic Kidney Disease	21
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	0
Diabetes	42
Dementia	16
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	33

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	36
Female	96

**Ethnicity**
Non-Hispanic White	82
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	66
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2015

Hypertension	64
High Cholesterol	55
Stroke	17
Ischemic Heart Disease	21
Depression	27
Chronic Kidney Disease	17
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	0
Cancer	21

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	52

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	21
Female	43

**Ethnicity**
Non-Hispanic White	50
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	41
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2016

Hypertension	70
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	17
Asthma	19
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	48

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	14
Female	45

**Ethnicity**
Non-Hispanic White	47
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	35
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2017

Hypertension	64
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	58

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	19
Female	44

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

**Age**
From 65 to 74	33
From 75 to 84	17
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2018

Hypertension	56
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	22
Depression	21
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	72

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	29
Female	46

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

**Age**
From 65 to 74	46
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2019

Hypertension	68
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	35

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	14
Female	33

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

**Age**
From 65 to 74	24
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2020

Hypertension	60
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	23
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	28
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	42

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Male	22
Female	36

**Ethnicity**
Non-Hispanic White	46
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2021

Hypertension	60
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	28
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	26

Medicare Procedure and Patient Information

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Age**
From 65 to 74	17
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2023

Hypertension	72
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	21

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Age**
From 65 to 74	15
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD in 2024

Hypertension	65
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Maciej S. Lesniak, MD for Medicare patients.

doctor visit	56

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Maciej S. Lesniak, MD.

**Gender**
Female	39
Male	18

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	39
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	12
85 and over	0
Less than 65	0
65 to 74	31

Average of Total of Conditions of Medicare patients treated by Dr. Maciej S. Lesniak, MD From 2012 - 2024

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

Hypertension	60
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	20
Depression	12
Chronic Kidney Disease	7
Asthma	1
Osteoporosis	0
Heart Failure	4
Chronic Obstructive Pulmonary Disease	2
Diabetes	18
Atrial Fibrillation	0
Dementia	2
Cancer	8

Education & Training

Dr. Maciej S. Lesniak, MD graduated from Johns Hopkins School of Medicine in 1996. He completed residency at Johns Hopkins University. He is certified by the Neurological Surgery, American Board of Neurological Surgery and has a state license in Illinois.

Medical School: Johns Hopkins School of Medicine (1996)

Residency: Johns Hopkins University (2003)

Board Certification: Neurological Surgery, American Board of Neurological Surgery

Licensed In: Illinois

Affiliations & Hospitals

Dr. Maciej S. Lesniak, MD is associated with these hospitals and organizations:

Northwestern University Feinberg School of Medicine

Northwestern Medicine

Robert H. Lurie Comprehensive Cancer Center

Northwestern Memorial Hospital Neurosurgery

Ratings & Reviews

Dr. Maciej S. Lesniak, MD has an exceptional overall rating with an average of 4.82 out of 5 stars based on 11 ratings. We collect ratings and reviews of Dr. Maciej S. Lesniak, MD from all over the web to help you find the right in Chicago, IL.

4.82

Overall Rating

(11 Ratings)

Leave a Review

Reviews Left On DocSpot

Overall Rating: 5.0 2017-03-07

Dr. Lesniak did my pituitary surgery in 2009.  I always felt in good hands and I'm still ticking.  Without the surgery I would have gone permanently blind.  My vision recovered fully.  I can't appreciate that enough.

General Payments

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

**Payments by Company**
Merck Sharp & Dohme Corporation	$14,273 TEMODAR $11,023	NON-PRODUCT $3,250

**Types of Payments**
Travel and Lodging	$7,773
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$6,500

Biography

Dr. Maciej Lesniak's areas of specialization are general practice, oncology (cancer care), and neurosurgery. He is a graduate of Johns Hopkins University School of Medicine. For his residency, Dr. Lesniak trained at a hospital affiliated with Johns Hopkins University. Clinical interests for Dr. Lesniak include brain aneurysm, pituitary disorders, and skull base surgery. His average rating from his patients is 5.0 stars (out of 5). Awards and/or distinctions he has received include Elected Member, American Society for Clinical Investigation and Outstanding Investigator Award, National Cancer Institute. Dr. Lesniak (or staff) speaks Spanish, German, and Polish. His professional affiliations include Northwestern Medicine Central DuPage Hospital, Robert H. Lurie Comprehensive Cancer Center, and Delnor Hospital. According to Yext, Dr. Lesniak is currently accepting new patients at his office in Chicago, IL.