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Dr. Hrayr P. Attarian, MD

Accepting New Patients

(Hrayr P. Attarian, MD)

(36 Ratings)

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

American University of Beirut Faculty of Medicine (1992)

Professional interests include: insomnia, restless leg syndrome, narcolepsy

633 N St Clair Street Suite 5000
Chicago, IL 60611

(312) 695-7950

Dr. Hrayr P. Attarian, MD is a physician provider in Chicago, IL specializing in physician, sleep medicine and neurology (brain & spinal cord disease). He graduated from American University of Beirut Faculty of Medicine in 1992 and has 34 years of experience. Dr. Hrayr P. Attarian, MD is affiliated with Northwestern University Clinical and Translational Sciences Institute (NUCATS), Northwestern University Feinberg School of Medicine, Northwestern Medicine, Center for Circadian and Sleep Medicine, Robert J. Havey, MD Institute for Global Health - Center for Global Health Education, Institute for Public Health and Medicine (IPHAM) - Center for Bioethics and Medical Humanities and Northwestern Medicine Sleep Disorders Center.

Office Locations

633 N St Clair Street Suite 5000
Chicago, IL 60611

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In The News (see more mentions in the news)

“Dr. Hrayr Attarian, a sleep medicine specialist and professor of neurology at Northwestern University Feinberg School of Medicine, told CNN that there need to be bigger studies on the efficacy of...”—"Most sleep apnea treatments blow. This one sucks. Is it on to something?", CNN, July 2025

“Sleep expert Hrayr Attarian, a neurologist at Northwestern Memorial Hospital who wasn't in involved in the study, said the correlation between procrastination and sleep issues was interesting.”—"Hey Procrastinators, When You Get Around To It, Read This And Weep", Huff Post, June 2016

“In particular, prior to long cross-continental and cross-time-zone flights, napping can go a long way in staving off jet lag and helping travelers avoid racking up a lot of sleep debt, sleep expert...”—"These Airports Have A Dreamy Solution For Warding Off Jet Lag", Huff Post, May 2016

Noteworthy Medicare Patient Procedures Performed by Dr. Hrayr P. Attarian, MD in 2024

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

Top 5%

By Volume:

type 4 home sleep study

In 2024, Dr. Hrayr P. Attarian, MD performed more type 4 home sleep study procedures for Medicare patients than 95% of providers in related specialties within Illinois.

Top 10%

By Volume:

sleep study

In 2024, Dr. Hrayr P. Attarian, MD performed more sleep study procedures for Medicare patients than 90% of providers in related specialties within Illinois.

Top 25%

By Affordability:

diagnostic sleep study

In 2012, Dr. Hrayr P. Attarian, MD had a list price for diagnostic (regular) sleep study that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2012 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	103
doctor visit	268
hospital care	15
inpatient care	15
sleep study	196

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2013 were sleep study, airway management, electroencephalography (EEG) and hospital care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	92
doctor visit	225
electroencephalography (EEG)	69
hospital care	25
inpatient care	25
sleep study	160

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	186
Female	184

**Ethnicity**
Non-Hispanic White	227
Black	95
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	80
85 and over	15
Less than 65	120

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2013

Hypertension	70
High Cholesterol	55
Stroke	14
Ischemic Heart Disease	40
Depression	33
Chronic Kidney Disease	28
Asthma	16
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	30
Chronic Obstructive Pulmonary Disease	17
Diabetes	39
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2014 were sleep study, airway management, electroencephalography (EEG) and hospital care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	72
doctor visit	292
electroencephalography (EEG)	46
hospital care	31
inpatient care	31
sleep study	141

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	162
Female	209

**Ethnicity**
Non-Hispanic White	237
Black	83
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	79
85 and over	28
Less than 65	85

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2014

Hypertension	68
High Cholesterol	51
Stroke	16
Ischemic Heart Disease	39
Depression	34
Chronic Kidney Disease	29
Asthma	12
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	16
Diabetes	35
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2015 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	83
doctor visit	345
hospital care	49
inpatient care	49
sleep study	163

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	400
Female	506

**Ethnicity**
Non-Hispanic White	580
Black	212
Hispanic	68
Asian	24
Other	22
Native American	0

**Age**
From 65 to 74	400
From 75 to 84	228
85 and over	64
Less than 65	214

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2015

Hypertension	68
High Cholesterol	53
Stroke	11
Ischemic Heart Disease	34
Depression	33
Chronic Kidney Disease	31
Asthma	13
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	39
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2016 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	64
doctor visit	398
hospital care	25
inpatient care	25
sleep study	130

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	194
Female	258

**Ethnicity**
Non-Hispanic White	284
Black	108
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	199
From 75 to 84	115
85 and over	31
Less than 65	107

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2016

Hypertension	64
High Cholesterol	44
Stroke	9
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	29
Asthma	19
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	26
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2017 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	51
doctor visit	391
hospital care	12
inpatient care	12
sleep study	152

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	213
Female	270

**Ethnicity**
Non-Hispanic White	303
Black	113
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	138
85 and over	21
Less than 65	103

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2017

Hypertension	61
High Cholesterol	39
Stroke	11
Ischemic Heart Disease	33
Depression	30
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	10
Diabetes	37
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2018 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	52
doctor visit	411
hospital care	32
inpatient care	32
sleep study	131

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	232
Female	252

**Ethnicity**
Non-Hispanic White	311
Black	104
Hispanic	35
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	133
85 and over	28
Less than 65	86

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2018

Hypertension	63
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	34
Depression	33
Chronic Kidney Disease	29
Asthma	11
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2019 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	70
doctor visit	427
hospital care	38
inpatient care	38
sleep study	196

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	277
Female	278

**Ethnicity**
Non-Hispanic White	368
Black	118
Hispanic	35
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	271
From 75 to 84	146
85 and over	38
Less than 65	100

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2019

Hypertension	63
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	32
Asthma	9
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2020 were sleep study, airway management, hospital care and inpatient care.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	23
doctor visit	187
hospital care	12
inpatient care	12
sleep study	84

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	240
Female	244

**Ethnicity**
Non-Hispanic White	329
Black	99
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	128
85 and over	26
Less than 65	83

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2020

Hypertension	60
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	28
doctor visit	342
sleep study	173

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	268
Female	287

**Ethnicity**
Non-Hispanic White	366
Black	108
Hispanic	35
Asian	15
Other	31
Native American	0

**Age**
From 65 to 74	305
From 75 to 84	147
85 and over	27
Less than 65	76

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2021

Hypertension	58
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	33
Depression	29
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	34
doctor visit	415
sleep study	185

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	286
Female	296

**Ethnicity**
Non-Hispanic White	390
Black	102
Hispanic	36
Asian	16
Other	38
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	192
85 and over	37
Less than 65	81

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2022

Hypertension	69
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	26
Depression	29
Chronic Kidney Disease	18
Asthma	12
Osteoperosis	18
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	7
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2023 were sleep study and airway management.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	59
doctor visit	409
sleep study	238

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	296
Female	288

**Ethnicity**
Non-Hispanic White	396
Black	86
Hispanic	43
Asian	18
Other	41
Native American	0

**Age**
From 65 to 74	293
From 75 to 84	191
85 and over	36
Less than 65	64

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2023

Hypertension	69
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	32
Depression	29
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	20
Atrial Fibrilation	19
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	6
Cancer	20

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL during 2024 were sleep study and airway management.

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

airway management	47
doctor visit	405
sleep study	265

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	275
Female	325

**Ethnicity**
Non-Hispanic White	416
Black	88
Hispanic	38
Asian	0
Other	37
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	220
85 and over	36
Less than 65	62

Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD in 2024

Hypertension	68
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	17
Asthma	13
Osteoperosis	18
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	4
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Hrayr P. Attarian, MD for Medicare patients.

The highest averages for the top procedures that Dr. Hrayr P. Attarian, MD treated as a physician provider in Chicago, IL were sleep study, airway management, electroencephalography (EEG) and hospital care.

airway management	59
doctor visit	347
electroencephalography (EEG)	57
hospital care	26
inpatient care	26
sleep study	170

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Hrayr P. Attarian, MD.

**Gender**
Male	233
Female	261

**Ethnicity**
Black / African American	101
Asian / Pacific Islander	5
Non-Hispanic White	323
Hispanic	35
Native American / Alaskan Native	0
Other	15

**Age**
85 and over	29
75 to 84	138
Less than 65	90
65 to 74	235

Average of Total of Conditions of Medicare patients treated by Dr. Hrayr P. Attarian, MD From 2012 - 2024

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

Hypertension	60
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	31
Depression	28
Chronic Kidney Disease	25
Asthma	11
Osteoporosis	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Atrial Fibrillation	12
Cancer	13
Dementia	10

Education & Training

Dr. Hrayr P. Attarian, MD graduated from American University of Beirut Faculty of Medicine in 1992. He completed residency at SUNY Upstate Medical University. He is certified by the American Board of Psychiatry and Neurology/Sleep Medicine - Sleep Medicine (Certified) and has a state license in Illinois.

Medical School: American University of Beirut Faculty of Medicine (1992)

Residency: SUNY Upstate Medical University (1996)

Board Certification: American Board of Psychiatry and Neurology/Sleep Medicine - Sleep Medicine (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Hrayr P. Attarian, MD is associated with these hospitals and organizations:

Northwestern University Clinical and Translational Sciences Institute (NUCATS)

Northwestern University Feinberg School of Medicine

Northwestern Medicine

Center for Circadian and Sleep Medicine

Robert J. Havey, MD Institute for Global Health - Center for Global Health Education

Institute for Public Health and Medicine (IPHAM) - Center for Bioethics and Medical Humanities

Northwestern Medicine Sleep Disorders Center

Ratings & Reviews

Dr. Hrayr P. Attarian, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 36 ratings. We collect ratings and reviews of Dr. Hrayr P. Attarian, MD from all over the web to help you find the right in Chicago, IL.

Overall Rating

(36 Ratings)

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General Payments

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

**Payments by Company**
Jazz Pharmaceuticals Inc.	$30,226 XYWAV $29,443	$783
IDORSIA PHARMACEUTICALS US INC	$3,815 QUVIVIQ $3,815
EISAI INC.	$1,686 Dayvigo $1,686
Harmony Biosciences LLC	$1,391 Wakix $1,391
Inspire Medical Systems, Inc.	$446 Inspire $446
Other	$388 LUMRYZ $217	MK-4305 $75	UBRELVY $75	BELSOMRA $22

**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	$20,020
Consulting Fee	$14,186
Travel and Lodging	$2,152
Food and Beverage	$1,596

Research Payments

Dr. Hrayr P. Attarian, MD has received 5 research payments totaling $43,255.

Biography

Dr. Hrayr Attarian is a medical specialist in physician, neurology (brain & spinal cord disease), and sleep medicine. His areas of clinical interest consist of restless leg syndrome, insomnia, and narcolepsy. On average, patients gave him a rating of 5.0 stars (out of 5). Dr. Attarian's education and training includes medical school at American University of Beirut Faculty of Medicine and residency at a hospital affiliated with SUNY Upstate Medical University. Dr. Attarian has received distinctions including Teaching excellence award, Northwestern University; Outstanding Mentorship Award, American University of Beirut.; and Patient Care Hero, American Academy of Dermatology. Dr. Attarian (or staff) is conversant in Arabic, Spanish, and Armenian. He is professionally affiliated with Northwestern University Clinical and Translational Sciences Institute (NUCATS) and Northwestern Memorial Hospital. According to Yext, new patients are welcome to contact Dr. Attarian's office in Chicago, IL.