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Dr. Michael R. Egnor, MD

Accepting New Patients

(Michael Egnor)

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Specializes in: Pediatric Neurosurgery and Neurosurgery

Columbia University College of Physicians and Surgeons (1984)

4 Smith Haven Mall Suite 105
Lake Grove, NY 11755

(631) 444-1213

Dr. Michael R. Egnor, MD is a pediatric neurosurgeon in Lake Grove, NY specializing in pediatric neurosurgery and neurosurgery. He graduated from Columbia University College of Physicians and Surgeons in 1984 and has 42 years of experience. Dr. Michael R. Egnor, MD is affiliated with NEW YORK SPINE AND BRAIN SURGERY, UNIVERSITY FACULTY PRACTICE CORPORAT and Ny Spine & Brain Surgery, Ufpc.

Office Locations

4 Smith Haven Mall Suite 105
Lake Grove, NY 11755

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54 Commerce Drive Suite 7
Riverhead, NY 11901

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In The News (see more mentions in the news)

“When Michael Egnor, 69, began studying to become a neurosurgeon decades ago, he most certainly didn't believe in the concept.”—"I've fixed thousands of brains and seen proof we have souls", Daily Mail Online, June 2025

“Dr. Michael Egnor is an award-winning neurosurgeon and has performed over 7,000 brain operations over the last 40 years.”—"Do you have a soul?", The Alpena News, June 2025

“For The Federalist, Dr. Michael Egnor, a professor of neurosurgery and pediatrics at the Renaissance School of Medicine in New York, wrote an interesting article, Operating On Healthy Bodies Defies...”—"Op-Ed: Greedy Society of Plastic Surgeons Fight Legislation to Keep Mutilating Trans Minors", The Published Reporter, February 2023

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2012 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	19
doctor visit	156

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2013 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	18
doctor visit	186

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	62
Female	60

**Ethnicity**
Non-Hispanic White	106
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	19
From 75 to 84	48
85 and over	21
Less than 65	34

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2013

Hypertension	73
High Cholesterol	62
Stroke	20
Ischemic Heart Disease	49
Depression	34
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	39
Dementia	42
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2014 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	13
doctor visit	164

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	64
Female	60

**Ethnicity**
Non-Hispanic White	101
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	25
From 75 to 84	41
85 and over	27
Less than 65	31

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2014

Hypertension	73
High Cholesterol	67
Stroke	20
Ischemic Heart Disease	52
Depression	34
Chronic Kidney Disease	25
Asthma	10
Osteoperosis	13
Atrial Fibrilation	23
Heart Failure	26
Chronic Obstructive Pulmonary Disease	15
Diabetes	38
Dementia	44
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2015 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	14
doctor visit	113

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	146
Female	96

**Ethnicity**
Non-Hispanic White	198
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	76
85 and over	46
Less than 65	66

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2015

Hypertension	75
High Cholesterol	74
Stroke	35
Ischemic Heart Disease	55
Depression	32
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	31
Chronic Obstructive Pulmonary Disease	14
Diabetes	43
Dementia	38
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2016 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	11
doctor visit	143

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	66
Female	64

**Ethnicity**
Non-Hispanic White	112
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	25
From 75 to 84	38
85 and over	29
Less than 65	38

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2016

Hypertension	75
High Cholesterol	70
Stroke	25
Ischemic Heart Disease	50
Depression	32
Chronic Kidney Disease	34
Asthma	20
Osteoperosis	15
Atrial Fibrilation	16
Heart Failure	28
Chronic Obstructive Pulmonary Disease	16
Diabetes	35
Dementia	40
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	169

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	74
Female	64

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

**Age**
From 65 to 74	22
From 75 to 84	50
85 and over	21
Less than 65	45

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2017

Hypertension	73
High Cholesterol	62
Stroke	25
Ischemic Heart Disease	47
Depression	39
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	25
Chronic Obstructive Pulmonary Disease	17
Diabetes	43
Dementia	39
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	153

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	66
Female	58

**Ethnicity**
Non-Hispanic White	107
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	27
From 75 to 84	39
85 and over	15
Less than 65	43

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2018

Hypertension	65
High Cholesterol	64
Stroke	16
Ischemic Heart Disease	42
Depression	36
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	0
Atrial Fibrilation	22
Heart Failure	22
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	36
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	176

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	62
Female	62

**Ethnicity**
Non-Hispanic White	101
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	19
From 75 to 84	35
85 and over	23
Less than 65	47

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2019

Hypertension	66
High Cholesterol	60
Stroke	13
Ischemic Heart Disease	40
Depression	37
Chronic Kidney Disease	29
Asthma	11
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	35
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	154

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	50
Female	57

**Ethnicity**
Non-Hispanic White	86
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	22
From 75 to 84	32
85 and over	15
Less than 65	38

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2020

Hypertension	71
High Cholesterol	63
Stroke	20
Ischemic Heart Disease	44
Depression	37
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	36
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	157

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	59
Female	55

**Ethnicity**
Non-Hispanic White	94
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	26
From 75 to 84	32
85 and over	17
Less than 65	39

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2021

Hypertension	68
High Cholesterol	63
Stroke	24
Ischemic Heart Disease	45
Depression	41
Chronic Kidney Disease	28
Asthma	16
Osteoperosis	15
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	33
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael R. Egnor, MD treated as a pediatric neurosurgeon in Lake Grove, NY during 2022 were cerebrospinal fluid (CSF) shunt insertion.

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

cerebrospinal fluid (CSF) shunt insertion	15
doctor visit	188

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	70
Female	63

**Ethnicity**
Non-Hispanic White	115
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	24
From 75 to 84	41
85 and over	28
Less than 65	40

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	39
Ischemic Heart Disease	37
Depression	42
Chronic Kidney Disease	22
Asthma	14
Osteoperosis	20
Atrial Fibrilation	21
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	29
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Michael R. Egnor, MD for Medicare patients.

doctor visit	159

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Michael R. Egnor, MD.

**Gender**
Male	65
Female	58

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	103
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
75 to 84	39
85 and over	22
Less than 65	38
65 to 74	23

Average of Total of Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Michael R. Egnor, MD treated were hypertension, high cholesterol, ischemic heart disease and dementia.

Hypertension	64
High Cholesterol	60
Stroke	21
Ischemic Heart Disease	41
Depression	33
Chronic Kidney Disease	27
Asthma	9
Osteoporosis	9
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Atrial Fibrillation	16
Dementia	33
Cancer	14

Education & Training

Dr. Michael R. Egnor, MD graduated from Columbia University College of Physicians and Surgeons in 1984. He completed residency at University of Miami, Jackson Memorial Hospital. He has a state license in New York.

Medical School: Columbia University College of Physicians and Surgeons (1984)

Residency: University of Miami, Jackson Memorial Hospital (1991)

Licensed In: New York

Affiliations & Hospitals

Dr. Michael R. Egnor, MD is associated with these hospitals and organizations:

NEW YORK SPINE AND BRAIN SURGERY, UNIVERSITY FACULTY PRACTICE CORPORAT

Ny Spine & Brain Surgery, Ufpc

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. Michael R. Egnor, MD appears to accept the following insurance providers: HIP, MAGNACARE, CIGNA PPO, CIGNA HMO, Great West, Fidelis, Health Smart WTC, MULTIPLAN, Workers Compensation, Affinity, GHI CBP, AETNA, UNITED HEALTHCARE, OXFORD, UNITED HEALTH CARE / CHP / MEDICAID, HEALTHFIRST, Humana Military, (Anthem) EMP HEALTH CHOICE HMO, BEECH STREET, US Family Health Plan, GHI HMO, GHI / MEDICARE PLUS, AgeWell, MET EMPIRE, Centerlight (CCM) and Partners Health Plan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Michael R. Egnor, MD accepts the following insurance providers:

HIP

MAGNACARE

CIGNA PPO

CIGNA HMO

Great West

Fidelis

Health Smart WTC

MULTIPLAN

Workers Compensation

Affinity

GHI CBP

AETNA

UNITED HEALTHCARE

OXFORD

UNITED HEALTH CARE / CHP / MEDICAID

HEALTHFIRST

Humana Military

(Anthem) EMP HEALTH CHOICE HMO

BEECH STREET

US Family Health Plan

GHI HMO

GHI / MEDICARE PLUS

AgeWell

MET EMPIRE

Centerlight (CCM)

Partners Health Plan

Ratings & Reviews

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General Payments

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

**Payments by Company**
Biomet Microfixation, LLC	$85 Microfixation-Neuro $85
Integra LifeSciences Corporation	$79 Neuro-Monitoring Catheters and Equipment $38	Neuro-Duraplasty $25	DuraSeal Exact $16
Allergan, Inc.	$45 BOTOX $45
Medtronic USA, Inc.	$41 ZEVO $28	MazorX - Renaissance $13
Stryker Corporation	$30 NEURO SPINE ENT $30
Other	$63 PYRENEES Plate System $22	Craniomaxillofacial-Neuro $14	GENERAL DBS $14	Osteogenesis Stimulators $13

**Types of Payments**
Food and Beverage	$343

Biography

Dr. Michael Egnor, who practices in East Setauket, NY, Lake Grove, NY, and Riverhead, NY, is a medical specialist in pediatric neurosurgery. He is a graduate of Columbia University, College of Physicians and Surgeons. For his professional training, Dr. Egnor completed a residency program at Jackson Memorial Medical Center. He accepts several insurance carriers, including Anthem, Blue California, and HealthSmart. Dr. Egnor's practice in Lake Grove, NY is open to new patients as reported by Yext.

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Dr. Michael R. Egnor, MD

Office Locations

In The News (see more mentions in the news)

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Michael R. Egnor, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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