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Dr. Glenn Legler, MD

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Specializes in: Internal Medicine (Adult Medicine)

University of Maryland School of Medicine (1987)

111 Clock Tower Cmns
Brewster, NY 10509

(845) 279-5187

Dr. Glenn Legler, MD is an internist in Brewster, NY specializing in internal medicine (adult medicine). He graduated from University of Maryland School of Medicine in 1987 and has 39 years of experience. Dr. Glenn Legler, MD is affiliated with NORTHERN MEDICAL GROUP, PLLC.

Office Locations

111 Clock Tower Cmns
Brewster, NY 10509

(845) 279-5187

1-855-703-7570

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888 Route 6
Mahopac, NY 10541

(845) 628-1492

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Noteworthy Medicare Patient Procedures Performed by Dr. Glenn Legler, MD in 2023

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

Top 5%

By Volume:

phlebotomy for lab tests

preventive care

screening PSA test

In 2023, Dr. Glenn Legler, MD performed more A1C test, blood draw, cancer screening, lab tests, lipid profile, phlebotomy for lab tests, preventive care, and screening PSA test procedures for Medicare patients than 95% of providers in related specialties within New York.

Top 10%

By Volume:

prostate-specific antigen test

thyroid blood test

In 2023, Dr. Glenn Legler, MD performed more prostate-specific antigen (PSA) test, and thyroid blood test procedures for Medicare patients than 90% of providers in related specialties within New York.

Top 25%

By Volume:

complete blood count

creatinine urine test

microalbumin urine test

serum folate test

Welcome to Medicare visit

By Affordability:

fecal occult blood test

screening fecal occult blood test

screening stool guaiac test

stool guaiac test

stool tests

In 2013, among providers in related specialties within New York, Dr. Glenn Legler, MD performed more complete blood count (CBC), creatinine urine test, microalbumin urine test, serum folate test, and Welcome to Medicare visit (initial preventive physical exam) procedures for Medicare patients than 75% of them and he also had a list price for fecal occult blood test (FOBT), screening fecal occult blood test (FOBT), screening stool guaiac test (gFOBT), stool guaiac test (gFOBT), and stool tests that was lower than the list prices billed to Medicare by 75% of them. 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

2013 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2013 were blood draw, hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

anorectal procedures	29
blood draw	666
diagnostic procedures	53
doctor visit	1454
ear procedures	53
hospital care	402
inpatient care	402
lab tests	273
nursing home care	333
preventive care	212
vaccines	116

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	194
Female	212

**Ethnicity**
Non-Hispanic White	377
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	112
85 and over	96
Less than 65	59

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2013

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2013 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	35
Depression	22
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	35
Dementia	21
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2014 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

anorectal procedures	44
blood draw	564
cardiac procedures	47
diagnostic procedures	51
doctor visit	1308
ear procedures	51
lab tests	262
preventive care	229
vaccines	118

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	148
Female	131

**Ethnicity**
Non-Hispanic White	263
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	82
85 and over	46
Less than 65	43

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2014

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2014 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	24
Depression	11
Chronic Kidney Disease	17
Asthma	8
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	33
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2015 were blood draw, preventive care, lab tests and vaccines.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	629
cardiac procedures	125
diagnostic procedures	14
doctor visit	1256
ear procedures	14
lab tests	255
preventive care	328
vaccines	245

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	322
Female	258

**Ethnicity**
Non-Hispanic White	540
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	180
85 and over	80
Less than 65	68

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2015

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2015 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	22
Depression	13
Chronic Kidney Disease	19
Asthma	12
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	38
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2016 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	743
diabetes management	209
diagnostic procedures	171
doctor visit	1321
ear procedures	171
lab tests	2417
preventive care	926
thyroid function tests	410
vaccines	187

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	211
Female	201

**Ethnicity**
Non-Hispanic White	364
Black	11
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	115
85 and over	48
Less than 65	59

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2016

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2016 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	74
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	25
Depression	12
Chronic Kidney Disease	15
Asthma	14
Osteoperosis	8
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	12
Diabetes	37
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2017 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	740
diabetes management	290
diagnostic procedures	165
doctor visit	1317
ear procedures	165
lab tests	3363
preventive care	1016
thyroid function tests	595

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	188
Female	152

**Ethnicity**
Non-Hispanic White	312
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	108
85 and over	48
Less than 65	41

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2017

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2017 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	18
Asthma	8
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	36
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2018 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	738
diabetes management	279
doctor visit	1178
lab tests	3462
preventive care	1087
thyroid function tests	545
vaccines	24

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	203
Female	169

**Ethnicity**
Non-Hispanic White	332
Black	0
Hispanic	12
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	121
85 and over	43
Less than 65	41

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2018

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2018 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	27
Depression	13
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	34
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2019 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	827
cardiac procedures	12
diabetes management	299
doctor visit	1160
lab tests	3949
preventive care	1167
thyroid function tests	726
vaccines	11

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	197
Female	166

**Ethnicity**
Non-Hispanic White	321
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	170
From 75 to 84	99
85 and over	49
Less than 65	45

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2019

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2019 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	28
Depression	12
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2020 were lab tests, preventive care, thyroid function tests and blood draw.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	642
diabetes management	250
doctor visit	941
lab tests	3380
preventive care	924
thyroid function tests	706
vaccines	12

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	199
Female	143

**Ethnicity**
Non-Hispanic White	297
Black	0
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	107
85 and over	47
Less than 65	38

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2020

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2020 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	30
Depression	11
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2021 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	744
diabetes management	290
doctor visit	902
lab tests	3808
preventive care	1038
thyroid function tests	736

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	178
Female	122

**Ethnicity**
Non-Hispanic White	263
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	90
85 and over	38
Less than 65	34

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2021

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2021 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	28
Depression	9
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2022 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	732
diabetes management	262
doctor visit	1043
lab tests	3994
preventive care	1010
thyroid function tests	721
vaccines	17

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	171
Female	125

**Ethnicity**
Non-Hispanic White	256
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	85
85 and over	38
Less than 65	32

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2022

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2022 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	20
Depression	10
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	13
Diabetes	33
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY during 2023 were lab tests, preventive care, thyroid function tests and blood draw.

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

blood draw	773
diabetes management	330
doctor visit	933
lab tests	4713
preventive care	1125
thyroid function tests	840

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Male	192
Female	151

**Ethnicity**
Non-Hispanic White	290
Black	0
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	94
85 and over	46
Less than 65	40

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2023

The most common conditions of Medicare patients that Dr. Glenn Legler, MD treated during 2023 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	21
Depression	12
Chronic Kidney Disease	16
Asthma	9
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Glenn Legler, MD for Medicare patients.

The highest averages for the top procedures that Dr. Glenn Legler, MD treated as an internist in Brewster, NY were lab tests, preventive care, blood draw and thyroid function tests.

anorectal procedures	36
blood draw	708
cardiac procedures	61
diabetes management	276
diagnostic procedures	90
doctor visit	1164
ear procedures	90
hospital care	402
inpatient care	402
lab tests	2716
nursing home care	333
preventive care	823
thyroid function tests	659
vaccines	91

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Glenn Legler, MD.

**Gender**
Female	166
Male	200

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	328
Native American / Alaskan Native	0
Hispanic	15
Other	1

**Age**
75 to 84	108
85 and over	52
Less than 65	45
65 to 74	160

Average of Total of Conditions of Medicare patients treated by Dr. Glenn Legler, MD From 2013 - 2023

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

Hypertension	74
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	25
Depression	12
Chronic Kidney Disease	20
Asthma	8
Osteoporosis	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	34
Atrial Fibrillation	13
Dementia	8
Cancer	11

Education & Training

Dr. Glenn Legler, MD graduated from University of Maryland School of Medicine in 1987. He has a state license in New York.

Medical School: University of Maryland School of Medicine (1987)

Licensed In: New York

Affiliations & Hospitals

Dr. Glenn Legler, MD is associated with these hospitals and organizations:

NORTHERN MEDICAL GROUP, PLLC

Ratings & Reviews

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General Payments

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

**Payments by Company**
GlaxoSmithKline, LLC.	$3,746 BREO $721	ADVAIR $660	TRELEGY ELLIPTA $590	NUCALA $367	INCRUSE $180	Other $1,228
Janssen Pharmaceuticals, Inc	$1,363 INVOKANA $631	XARELTO $517	INVOKAMET $148	OneTouch $27	INVEGA $18	Other $22
AstraZeneca Pharmaceuticals LP	$1,275 FARXIGA $312	CRESTOR $265	SYMBICORT $258	FASENRA $95	BEVESPI AEROSPHERE $87	Other $258
Boehringer Ingelheim Pharmaceuticals, Inc.	$1,247 STIOLTO $241	Spiriva $206	TRADJENTA $164	SPIRIVA RESPIMAT $135	GLYXAMBI $121	Other $379
Pfizer Inc.	$621 ELIQUIS $175	PAXLOVID $142	PREVNAR 20 $85	CHANTIX $64	VIAGRA $62	Other $92
Other	$4,690 Vascepa $430	UBRELVY $343	Benicar $203	Edarbi $174	VRAYLAR $168	Other $3,371

**Types of Payments**
Food and Beverage	$11,219
Consulting Fee	$1,150
Honoraria	$510
Education	$63

Biography

Dr. Glenn Legler obtained a license to practice in New York.

Select Year:

Dr. Glenn Legler, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Glenn Legler, MD in 2023

By Volume:

By Volume:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Glenn Legler, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Glenn Legler, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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