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Dr. Phyllis C. Zee, MD, PhD

Accepting New Patients

(Phyllis C. Zee, MD, PhD)

(2 Ratings)

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

Rosalind Franklin University of Medicine and Science Chicago Medical School (1983)

Professional interests include: central sleep apnea, insomnia, narcolepsy

633 N St Clair Street Suite 5000
Chicago, IL 60611

(312) 695-7950

Dr. Phyllis C. Zee, MD, PhD is a physician provider in Chicago, IL specializing in physician, psychiatry & neurology, sleep medicine and neurology (brain & spinal cord disease). She graduated from Rosalind Franklin University of Medicine and Science Chicago Medical School in 1983 and has 43 years of experience. Dr. Phyllis C. Zee, MD, PhD is affiliated with Northwestern Medicine, Northwestern University Clinical and Translational Sciences Institute (NUCATS), Northwestern University Feinberg School of Medicine, Institute for Public Health and Medicine (IPHAM), Center for Circadian and Sleep Medicine, Center for Diabetes and Metabolism, Northwestern Medicine Sleep Disorders Center, Mesulam Center for Cognitive Neurology and Alzheimer's Disease and Simpson Querrey Institute for Epigenetics.

Office Locations

633 N St Clair Street Suite 5000
Chicago, IL 60611

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259 E Erie Street Suite 1900 Chicago Il
Chicago, IL 60611

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710 N Lake Shore Drive Abbott Hall, Suite 520
Chicago, IL 60611

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Noteworthy Medicare Patient Procedures Performed by Dr. Phyllis C. Zee, MD, PhD in 2024

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

Top 25%

By Affordability:

sleep study

In 2012, Dr. Phyllis C. Zee, MD, PhD had a list price for 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. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2012 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	30
doctor visit	76
sleep study	50

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2013 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	53
doctor visit	75
sleep study	85

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	67
Female	67

**Ethnicity**
Non-Hispanic White	91
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	0
85 and over	0
Less than 65	33

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2013

Hypertension	64
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	34
Depression	29
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2014 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	39
doctor visit	72
sleep study	67

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	51
Female	66

**Ethnicity**
Non-Hispanic White	77
Black	23
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. Phyllis C. Zee, MD, PhD in 2014

Hypertension	62
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	31
Depression	36
Chronic Kidney Disease	15
Asthma	11
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2015 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	50
doctor visit	55
sleep study	87

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	126
Female	168

**Ethnicity**
Non-Hispanic White	182
Black	70
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	162
From 75 to 84	0
85 and over	0
Less than 65	58

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2015

Hypertension	61
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	37
Depression	38
Chronic Kidney Disease	22
Asthma	22
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	16
Diabetes	36
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2016 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	30
doctor visit	50
sleep study	52

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	48
Female	48

**Ethnicity**
Non-Hispanic White	64
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2016

Hypertension	67
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	42
Depression	30
Chronic Kidney Disease	33
Asthma	25
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	24
Chronic Obstructive Pulmonary Disease	15
Diabetes	36
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2017 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	22
doctor visit	49
sleep study	53

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	49
Female	58

**Ethnicity**
Non-Hispanic White	68
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	51
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2017

Hypertension	63
High Cholesterol	41
Stroke	12
Ischemic Heart Disease	42
Depression	32
Chronic Kidney Disease	33
Asthma	16
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	28
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	14
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2018 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	30
doctor visit	56
sleep study	56

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	43
Female	63

**Ethnicity**
Non-Hispanic White	75
Black	14
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	28
85 and over	12
Less than 65	16

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2018

Hypertension	70
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	37
Depression	26
Chronic Kidney Disease	20
Asthma	15
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2019 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	28
doctor visit	44
sleep study	49

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	48
Female	55

**Ethnicity**
Non-Hispanic White	72
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2019

Hypertension	65
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	39
Depression	31
Chronic Kidney Disease	17
Asthma	11
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2020 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	15
doctor visit	17
sleep study	35

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	45
Female	41

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	41
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2020

Hypertension	58
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	38
Depression	27
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	21
sleep study	63

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	52
Female	51

**Ethnicity**
Non-Hispanic White	72
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2021

Hypertension	61
High Cholesterol	52
Stroke	11
Ischemic Heart Disease	38
Depression	24
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	15
Atrial Fibrilation	16
Heart Failure	20
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	17
doctor visit	16
sleep study	62

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	47
Female	44

**Ethnicity**
Non-Hispanic White	67
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2022

Hypertension	65
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	18
Depression	29
Chronic Kidney Disease	15
Asthma	15
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2023 were sleep study and airway management.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

airway management	12
doctor visit	13
sleep study	38

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	27
Female	39

**Ethnicity**
Non-Hispanic White	53
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	37
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2023

Hypertension	55
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL during 2024 were sleep study.

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

sleep study	35

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	37
Female	31

**Ethnicity**
Non-Hispanic White	44
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD in 2024

Hypertension	71
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	18
Asthma	18
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Phyllis C. Zee, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Phyllis C. Zee, MD, PhD treated as a physician provider in Chicago, IL were sleep study and airway management.

airway management	28
doctor visit	47
sleep study	56

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD.

**Gender**
Male	49
Female	56

**Ethnicity**
Black / African American	15
Asian / Pacific Islander	0
Non-Hispanic White	71
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	18
85 and over	0
Less than 65	8
65 to 74	53

Average of Total of Conditions of Medicare patients treated by Dr. Phyllis C. Zee, MD, PhD From 2012 - 2024

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

Hypertension	58
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	31
Depression	27
Chronic Kidney Disease	19
Asthma	11
Osteoporosis	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	7
Diabetes	26
Atrial Fibrillation	10
Cancer	7
Dementia	2

Education & Training

Dr. Phyllis C. Zee, MD, PhD graduated from Rosalind Franklin University of Medicine and Science Chicago Medical School in 1983. She completed residency at McGaw Medical Center of Northwestern University. She is certified by the American Board of Psychiatry and Neurology/Sleep Medicine - Sleep Medicine (Certified) and has a state license in Illinois.

Medical School: Rosalind Franklin University of Medicine and Science Chicago Medical School (1983)

Residency: McGaw Medical Center of Northwestern University (1987)

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

Licensed In: Illinois

Ratings & Reviews

Dr. Phyllis C. Zee, MD, PhD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Phyllis C. Zee, MD, PhD from all over the web to help you find the right in Chicago, IL.

Overall Rating

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General Payments

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

**Payments by Company**
Jazz Pharmaceuticals Inc.	$70,150 XYWAV $22,914	Xyrem $15,349	SUNOSI $1,200	$30,687
SANOFI-AVENTIS U.S. LLC	$35,210 AMBIEN $35,210
Merck Sharp & Dohme Corporation	$27,941 NON-PRODUCT $7,525	BELSOMRA $3,320	JANUVIA $85	$17,011
Eisai Co., Ltd.	$27,921 Dayvigo $25,491	$2,430
EISAI INC.	$23,923 Dayvigo $22,941	$982
Other	$56,569 QUVIVIQ $12,576	S&RC Und $12,340	Wakix $8,310	PowerSleep $6,805	Silenor $3,429	Other $13,110

**Types of Payments**
Consulting Fee	$134,011
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$50,619
Travel and Lodging	$49,888
Food and Beverage	$4,896
Honoraria	$2,000
Other	$302

Research Payments

Dr. Phyllis C. Zee, MD, PhD has received 47 research payments totaling $622,415.

Biography

Dr. Phyllis Zee is a medical specialist in physician, neurology (brain & spinal cord disease), and sleep medicine. Areas of particular interest for Dr. Zee include central sleep apnea, insomnia, and narcolepsy. Before performing her residency at Northwestern Memorial Hospital, Dr. Zee attended Rosalind Franklin University of Medicine and Science, Chicago Medical School. Awards and/or distinctions she has received include NIH Directors Lecture, National Institutes of Health; National Sleep Foundation Lifetime Achievement Award, National Sleep Foundation; and Distinguished Scientist Award, Sleep Research Society. In addition to English, Dr. Zee (or staff) speaks Spanish and Portuguese. Dr. Zee is affiliated with Northwestern University Clinical and Translational Sciences Institute (NUCATS) and Northwestern Memorial Hospital. According to Yext, she is currently accepting new patients at her office in Chicago, IL.