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Home > IL Providers > Neurologists

Dr. George Katsamakis, MD

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Specializes in: Neurology (Brain & Spinal Cord Disease)

Rush Medical College (1994)

Professional interests include: neurological disorders

100 W. Higgins Road Suite H-45
Barrington, IL 60010

(847) 882-6604

Dr. George Katsamakis, MD is a neurologist in Barrington, IL specializing in neurology (brain & spinal cord disease). He graduated from Rush Medical College in 1994 and has 32 years of experience. Dr. George Katsamakis, MD is affiliated with Endeavor Health, Advocate Health Care, Ascension, Ascension Alexian Brothers and Ascension Saint Alexius.

Office Locations

100 W. Higgins Road Suite H-45
Barrington, IL 60010

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1800 Hollister Drive Suite G2
Libertyville, IL 60048

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Endeavor Health

22285 N. Pepper Road Suite 401
Barrington, IL 60010

(847) 882-6604

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3701 Algonquin Road Suite 800 Northwest Neurology, Ltd.
Rolling Meadows, IL 60008

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Noteworthy Medicare Patient Procedures Performed by Dr. George Katsamakis, MD in 2023

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

Top 5%

By Affordability:

intravenous infusion therapy

In 2023, Dr. George Katsamakis, MD had a list price for intravenous infusion therapy that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Illinois. 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.

Top 25%

By Volume:

intravenous infusion

In 2012, Dr. George Katsamakis, MD performed more intravenous (IV) infusion procedures for Medicare patients than 75% of providers in related specialties within Illinois.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2012 were hospital care, inpatient care, electroencephalography (EEG) and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	52
doctor visit	478
electroencephalography (EEG)	65
hospital care	447
inpatient care	447
MRI (magnetic resonance imaging)	52

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2013 were hospital care, inpatient care, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	55
doctor visit	650
electroencephalography (EEG)	48
hospital care	460
inpatient care	460
MRI (magnetic resonance imaging)	55

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	215
Female	401

**Ethnicity**
Non-Hispanic White	570
Black	11
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	170
From 75 to 84	117
85 and over	92
Less than 65	237

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2013

Hypertension	62
High Cholesterol	53
Stroke	29
Ischemic Heart Disease	34
Depression	40
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2014 were hospital care, inpatient care, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	51
doctor visit	664
electroencephalography (EEG)	41
hospital care	322
inpatient care	322
MRI (magnetic resonance imaging)	51

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	188
Female	338

**Ethnicity**
Non-Hispanic White	471
Black	14
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	106
85 and over	54
Less than 65	218

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2014

Hypertension	61
High Cholesterol	52
Stroke	21
Ischemic Heart Disease	29
Depression	39
Chronic Kidney Disease	25
Asthma	9
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	21
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2015 were hospital care, inpatient care, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	70
doctor visit	746
hospital care	79
inpatient care	79
MRI (magnetic resonance imaging)	70

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	332
Female	630

**Ethnicity**
Non-Hispanic White	898
Black	0
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	156
85 and over	72
Less than 65	444

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2015

Hypertension	54
High Cholesterol	51
Stroke	18
Ischemic Heart Disease	23
Depression	35
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	21
Dementia	14
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2016 were MRI (magnetic resonance imaging), brain imaging (neuroimaging), hospital care and inpatient care.

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	60
doctor visit	879
hospital care	28
inpatient care	28
MRI (magnetic resonance imaging)	60

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	173
Female	315

**Ethnicity**
Non-Hispanic White	453
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	66
85 and over	27
Less than 65	236

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2016

Hypertension	49
High Cholesterol	41
Stroke	13
Ischemic Heart Disease	18
Depression	34
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	16
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2017 were MRI (magnetic resonance imaging), brain imaging (neuroimaging), hospital care and inpatient care.

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	38
doctor visit	902
hospital care	14
inpatient care	14
MRI (magnetic resonance imaging)	38

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	175
Female	349

**Ethnicity**
Non-Hispanic White	479
Black	0
Hispanic	17
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	181
From 75 to 84	71
85 and over	28
Less than 65	244

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2017

Hypertension	48
High Cholesterol	36
Stroke	12
Ischemic Heart Disease	19
Depression	32
Chronic Kidney Disease	18
Asthma	6
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	20
Dementia	13
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2018 were minimally invasive procedures.

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

doctor visit	839
minimally invasive procedures	46

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	170
Female	325

**Ethnicity**
Non-Hispanic White	452
Black	0
Hispanic	16
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	65
85 and over	22
Less than 65	212

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2018

Hypertension	44
High Cholesterol	46
Stroke	8
Ischemic Heart Disease	20
Depression	34
Chronic Kidney Disease	18
Asthma	4
Osteoperosis	10
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	18
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2019 were minimally invasive procedures, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

brain imaging (neuroimaging)	18
doctor visit	732
minimally invasive procedures	54
MRI (magnetic resonance imaging)	18

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	175
Female	322

**Ethnicity**
Non-Hispanic White	447
Black	0
Hispanic	23
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	78
85 and over	27
Less than 65	205

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2019

Hypertension	49
High Cholesterol	46
Stroke	12
Ischemic Heart Disease	21
Depression	31
Chronic Kidney Disease	21
Asthma	5
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	11
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2020 were chemotherapy, biological response modifier (BRM) therapy, minimally invasive procedures and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

biological response modifier (BRM) therapy	50
brain imaging (neuroimaging)	23
chemotherapy	50
doctor visit	549
minimally invasive procedures	50
MRI (magnetic resonance imaging)	23

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	128
Female	248

**Ethnicity**
Non-Hispanic White	338
Black	0
Hispanic	13
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	0
85 and over	0
Less than 65	175

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2020

Hypertension	44
High Cholesterol	47
Stroke	7
Ischemic Heart Disease	22
Depression	31
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	15
Dementia	10
Cancer	5

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

biological response modifier (BRM) therapy	41
brain imaging (neuroimaging)	37
chemotherapy	41
doctor visit	618
minimally invasive procedures	90
MRI (magnetic resonance imaging)	37

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	138
Female	272

**Ethnicity**
Non-Hispanic White	368
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	54
85 and over	28
Less than 65	157

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2021

Hypertension	51
High Cholesterol	54
Stroke	14
Ischemic Heart Disease	23
Depression	34
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	13
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	20
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

biological response modifier (BRM) therapy	43
brain imaging (neuroimaging)	41
chemotherapy	43
doctor visit	640
minimally invasive procedures	145
MRI (magnetic resonance imaging)	41

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Male	140
Female	301

**Ethnicity**
Non-Hispanic White	403
Black	0
Hispanic	13
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	174
From 75 to 84	86
85 and over	15
Less than 65	166

Conditions of Medicare patients treated by Dr. George Katsamakis, MD in 2022

Hypertension	55
High Cholesterol	68
Stroke	19
Ischemic Heart Disease	15
Depression	32
Chronic Kidney Disease	12
Asthma	9
Osteoperosis	19
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	15
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. George Katsamakis, MD for Medicare patients.

The highest averages for the top procedures that Dr. George Katsamakis, MD treated as a neurologist in Barrington, IL were hospital care, inpatient care, minimally invasive procedures and electroencephalography (EEG).

biological response modifier (BRM) therapy	44
brain imaging (neuroimaging)	44
chemotherapy	44
doctor visit	699
electroencephalography (EEG)	51
hospital care	225
inpatient care	225
minimally invasive procedures	77
MRI (magnetic resonance imaging)	44

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. George Katsamakis, MD.

**Gender**
Female	318
Male	166

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	443
Hispanic	16
Native American / Alaskan Native	0
Other	5

**Age**
85 and over	33
75 to 84	72
Less than 65	208
65 to 74	165

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

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

Hypertension	47
High Cholesterol	44
Stroke	13
Ischemic Heart Disease	20
Depression	31
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Atrial Fibrillation	8
Dementia	12
Cancer	7

Education & Training

Dr. George Katsamakis, MD graduated from Rush Medical College in 1994. He completed residency at Rush University Medical Center. He is certified by the The American Board of Psychiatry and Neurology - Neurology and has a state license in Illinois.

Medical School: Rush Medical College (1994)

Residency: Rush University Medical Center

Board Certification: The American Board of Psychiatry and Neurology - Neurology

Licensed In: Illinois

Affiliations & Hospitals

Dr. George Katsamakis, MD is associated with these hospitals and organizations:

Endeavor Health

Advocate Health Care

Ascension

Ascension Alexian Brothers

Ascension Saint Alexius

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. George Katsamakis, MD appears to accept the following insurance providers: CIGNA Choice Fund PPO, United Healthcare Select Plus POS, United Healthcare Select HMO, United Healthcare Select EPO, United Healthcare Options PPO, United Healthcare Indemnity, Aetna POS, TRICARE Prime, Aetna QPOS, Aetna Open Choice PPO, Aetna Open Access HMO, Aetna Medicare HMO, Golden Rule, TRICARE, Coventry, Aetna Open Access Aetna Select, Aetna Select, Aetna EPO, Aetna HMO, Blue Advantage PPO, Aetna Medicare PPO, United Healthcare Select Plus HMO, United Healthcare Choice Plus PPO, AARP, Medicare Advantage, Humana Medicare Choice PPO, United Healthcare Choice Plus HMO, Blue Cross PPO, Blue Advantage HMO, Blue Cross Medicare Advantage PPO, Coventry PPO, United Healthcare, Medicaid, Humana, Cigna, United Healthcare Navigate HMO, First Health, HealthLink PPO, HFN EPO, HFN PPO, HFN Platinum EPO, HFN, PHCS PPO, MultiPlan PPO, SEIU - Local 4 PPO, Union Medical (Local 1546) HMO, Aetna Medicare Prime HMO-POS, Union Medical Care PPO, Aetna Elect Choice HMO (includes Aetna Health Funds), AAH UMR Select - Team Member Plan, Aetna Medicare POS, Aetna State of Illinois Open Access Plus, Aetna Open Choice POS, Health Services and Technology, HST Care Connect PPO, Aetna Open Choice PPO - State of Illinois - SOI, United Surest (previously Bind), Aetna Managed Choice (MC) POS, Union Health Services, Inc., Aetna Open Choice POS II, Aetna State of Illinois PPO, Aetna Health Network Option, Health Services and Technology, HST Care Connect EPO, AAH UMR Preferred - Team Member Plan, Aetna Signature Administrators PPO (ASA or SRC) PPO, Aetna Upfront Advantage, Aetna Signature Administrators PPO, SEIU - Local 4 HMO, Aetna Open Access Elect Choice (includes Aetna Health Funds), Aetna NAP - PPO, Aetna Value Performance Network, Aetna Premier Care Plus Network, Blue Cross Community MMAI, BlueCare Direct HMO, Aetna Health Network Only, Aetna Premier Care Network, Blue Cross Medicare Supplement PPO and SIHO PPO.

Insurance Accepted by Provider includes:

According to our sources, Dr. George Katsamakis, MD accepts the following insurance providers:

CIGNA Choice Fund PPO

United Healthcare Select Plus POS

United Healthcare Select HMO

United Healthcare Select EPO

United Healthcare Options PPO

United Healthcare Indemnity

Aetna POS

TRICARE Prime

Aetna QPOS

Aetna Open Choice PPO

Aetna Open Access HMO

Aetna Medicare HMO

Golden Rule

TRICARE

Coventry

Aetna Open Access Aetna Select

Aetna Select

Aetna EPO

Aetna HMO

Blue Advantage PPO

Aetna Medicare PPO

United Healthcare Select Plus HMO

United Healthcare Choice Plus PPO

AARP

Medicare Advantage

Humana Medicare Choice PPO

United Healthcare Choice Plus HMO

Blue Cross PPO

Blue Advantage HMO

Blue Cross Medicare Advantage PPO

Coventry PPO

United Healthcare

Medicaid

Humana

Cigna

United Healthcare Navigate HMO

First Health

HealthLink PPO

HFN EPO

HFN PPO

HFN Platinum EPO

HFN

PHCS PPO

MultiPlan PPO

SEIU - Local 4 PPO

Union Medical (Local 1546) HMO

Aetna Medicare Prime HMO-POS

Union Medical Care PPO

Aetna Elect Choice HMO (includes Aetna Health Funds)

AAH UMR Select - Team Member Plan

Aetna Medicare POS

Aetna State of Illinois Open Access Plus

Aetna Open Choice POS

Health Services and Technology, HST Care Connect PPO

Aetna Open Choice PPO - State of Illinois - SOI

United Surest (previously Bind)

Aetna Managed Choice (MC) POS

Union Health Services, Inc.

Aetna Open Choice POS II

Aetna State of Illinois PPO

Aetna Health Network Option

Health Services and Technology, HST Care Connect EPO

AAH UMR Preferred - Team Member Plan

Aetna Signature Administrators PPO (ASA or SRC) PPO

Aetna Upfront Advantage

Aetna Signature Administrators PPO

SEIU - Local 4 HMO

Aetna Open Access Elect Choice (includes Aetna Health Funds)

Aetna NAP - PPO

Aetna Value Performance Network

Aetna Premier Care Plus Network

Blue Cross Community MMAI

BlueCare Direct HMO

Aetna Health Network Only

Aetna Premier Care Network

Blue Cross Medicare Supplement PPO

SIHO PPO

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General Payments

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

**Payments by Company**
Biogen, Inc.	$263,487 TECFIDERA $75,507	PLEGRIDY $58,556	TYSABRI $45,671	ZINBRYTA $32,344	Vumerity $660	Other $50,749
Biogen Idec Inc.	$149,646 PLEGRIDY $52,798	TECFIDERA $51,568	TYSABRI $18,437	AVONEX $17,030	$9,813
Genentech USA, Inc.	$72,730 OCREVUS $52,459	Non-Covered Product $15,523	Enspryng $283	$4,465
GENZYME CORPORATION	$61,583 AUBAGIO $32,343	LEMTRADA $21,438	NO PRODUCT DISCUSSED $7,537	MS DISEASE STATE $114	PIPELINE-MS $20	Other $130
EMD Serono, Inc.	$30,051 Mavenclad $24,625	Rebif $81	Gonal-f $66	$5,278
Other	$23,679 Ozanimod $8,003	ZEPOSIA $2,144	Mavenclad $1,760	UPLIZNA $1,578	BRIUMVI $1,561	Other $8,633

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$338,988
Consulting Fee	$199,129
Travel and Lodging	$33,005
Food and Beverage	$26,388
Grant	$2,000
Other	$1,666

Research Payments

Dr. George Katsamakis, MD has received 96 research payments totaling $181,349.

Biography

Dr. George Katsamakis is a medical specialist in neurology (brain & spinal cord disease). Dr. Katsamakis attended medical school at Rush Medical College. For his residency, Dr. Katsamakis trained at Rush University Medical Center. He has indicated that his clinical interests include neurological disorders. Dr. Katsamakis accepts several insurance carriers, including Aetna EPO, Blue California, and Coventry. He is professionally affiliated with Advocate Lutheran General Hospital, Ascension, and Advocate Good Shepherd Hospital.