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Dr. Sarah N. Zallek, MD

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(Sarah Zallek)

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Specializes in: Neurology (Brain & Spinal Cord Disease) and Sleep Medicine

Rush Medical College (1992)

Professional interests include: neurological disorders

5405 North Knoxville Avenue
Peoria, IL 61614

(309) 624-9960

Dr. Sarah N. Zallek, MD is a neurologist in Peoria, IL specializing in neurology (brain & spinal cord disease) and sleep medicine. She graduated from Rush Medical College in 1992 and has 34 years of experience. Dr. Sarah N. Zallek, MD is affiliated with OSF Healthcare.

Office Locations

100 Ne Randolph Avenue
Peoria, IL 61606

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5405 North Knoxville Avenue
Peoria, IL 61614

(309) 624-9960

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In The News (see more mentions in the news)

“A dear friend suggested that in an attempt to mitigate (the thesaurus continues...) the insomnia, I consult with her friend, Dr. Sarah Zallek, who happens to be a neurologist in charge of the...”—"Dreaming of Sleep During Chemotherapy Treatment", Huff Post, December 2011

“"I'd say a majority of teenagers in this country don't get enough sleep and a substantial number outside of that have sleep disorders," says Dr. Sarah Nath Zallek, a sleep specialist and...”—"Falling asleep for teens not always as easy as 1, 2, Zzzzzz", Mtshasta News, November 2009

“Dr. Sarah Zallek, medical director for the Illinois Neurological Institute Sleep Disorders Center at OSF Saint Francis Medical Center, said tired medical interns also run the risk of falling asleep...”—"Medical residents told to catch some zzz's", Mtshasta News, December 2008

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2012 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	86
doctor visit	124
hospital care	14
inpatient care	14
sleep study	163

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2013 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	80
doctor visit	84
sleep study	149

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	119
Female	102

**Ethnicity**
Non-Hispanic White	191
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	0
85 and over	0
Less than 65	62

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2013

Hypertension	68
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	25
Depression	31
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2014 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	78
doctor visit	162
sleep study	153

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	146
Female	100

**Ethnicity**
Non-Hispanic White	222
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	44
85 and over	11
Less than 65	58

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2014

Hypertension	70
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	30
Depression	25
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2015 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	57
doctor visit	77
sleep study	110

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	180
Female	154

**Ethnicity**
Non-Hispanic White	308
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	70
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2015

Hypertension	70
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	28
Depression	26
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2016 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	56
doctor visit	58
sleep study	96

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	82
Female	52

**Ethnicity**
Non-Hispanic White	119
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	0
85 and over	0
Less than 65	25

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2016

Hypertension	68
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	26
Depression	26
Chronic Kidney Disease	19
Asthma	16
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2017 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	50
doctor visit	62
sleep study	99

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	67
Female	76

**Ethnicity**
Non-Hispanic White	130
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	0
85 and over	0
Less than 65	29

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2017

Hypertension	70
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	28
Depression	26
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2018 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	53
doctor visit	46
sleep study	115

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	69
Female	74

**Ethnicity**
Non-Hispanic White	130
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2018

Hypertension	62
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	28
Depression	28
Chronic Kidney Disease	34
Asthma	0
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	36
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2019 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	42
doctor visit	11
sleep study	66

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	55
Female	46

**Ethnicity**
Non-Hispanic White	89
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2019

Hypertension	70
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	31
Depression	38
Chronic Kidney Disease	32
Asthma	11
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2020 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	37
doctor visit	12
sleep study	90

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	64
Female	50

**Ethnicity**
Non-Hispanic White	103
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	19
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2020

Hypertension	71
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	24
Depression	32
Chronic Kidney Disease	34
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	31
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	34
doctor visit	30
sleep study	100

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	62
Female	49

**Ethnicity**
Non-Hispanic White	99
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2021

Hypertension	63
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	34
Depression	25
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	10
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

airway management	24
doctor visit	51
sleep study	97

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	73
Female	65

**Ethnicity**
Non-Hispanic White	127
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	36
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	19
Depression	24
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	8
Diabetes	35
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL during 2023 were sleep study.

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

doctor visit	13
sleep study	29

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	46
Female	29

**Age**
From 65 to 74	36
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	15
Depression	27
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	20
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Sarah N. Zallek, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sarah N. Zallek, MD treated as a neurologist in Peoria, IL were sleep study, airway management, hospital care and inpatient care.

airway management	54
doctor visit	60
hospital care	14
inpatient care	14
sleep study	105

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Sarah N. Zallek, MD.

**Gender**
Male	80
Female	66

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	126
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	22
85 and over	0
Less than 65	14
65 to 74	84

Average of Total of Conditions of Medicare patients treated by Dr. Sarah N. Zallek, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Sarah N. Zallek, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	63
High Cholesterol	60
Stroke	2
Ischemic Heart Disease	24
Depression	25
Chronic Kidney Disease	24
Asthma	4
Osteoporosis	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Atrial Fibrillation	11
Cancer	10
Dementia	2

Education & Training

Dr. Sarah N. Zallek, MD graduated from Rush Medical College in 1992. She completed residency at University of Michigan Affiliated Hospitals. She is certified by the American Board of Psychiatry and Neurology - Neurology, American Board of Psychiatry and Neurology - Sleep Medicine and has a state license in Illinois.

Medical School: Rush Medical College (1992)

Residency: University of Michigan Affiliated Hospitals (1996)

Board Certification: American Board of Psychiatry and Neurology - Neurology, American Board of Psychiatry and Neurology - Sleep Medicine (1997)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Sarah N. Zallek, MD is associated with these hospitals and organizations:

OSF Healthcare

Ratings & Reviews

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General Payments

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

**Payments by Company**
Inspire Medical Systems, Inc.	$117 Inspire $117
Harmony Biosciences LLC	$95 Wakix $95
Fisher & Paykel Healthcare Inc	$28 Obstructive Sleep Apnea Device or Hospital Respiratory Equipment $28

**Types of Payments**
Food and Beverage	$145
Education	$95

Biography

Dr. Sarah Zallek is a neurology (brain & spinal cord disease) and sleep medicine specialist in Peoria, IL. She graduated from Rush Medical College and then she performed her residency at a hospital affiliated with the University of Michigan. Areas of particular interest for Dr. Zallek include neurological disorders. She is affiliated with OSF Healthcare. She has an open panel in Peoria, IL according to OSF Healthcare.