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Home > NY Providers > Internists & Internal Medicine Doctors

Dr. David Todd Ennis, MD

(David Todd Ennis, MD)

(8 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

322 Underhill Avenue Lower Level
Yorktown Heights, NY 10598

(914) 962-5501

Dr. David Todd Ennis, MD is an internist in Yorktown Heights, NY specializing in internal medicine (adult medicine). Dr. David Todd Ennis, MD is affiliated with Northwell Health Physician Partners Internal Medicine and Medicine Specialties at Yorktown Heights.

Office Locations

322 Underhill Avenue Lower Level
Yorktown Heights, NY 10598

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322 Underhill Avenue Suite 1 Yorktown Heights Ny
Yorktown Heights, NY 10598

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Noteworthy Medicare Patient Procedures Performed by Dr. David Todd Ennis, MD in 2024

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

Top 5%

By Volume:

blood draw

phlebotomy for lab tests

In 2024, Dr. David Todd Ennis, MD performed more blood draw, and phlebotomy for lab tests procedures for Medicare patients than 95% of providers in related specialties within New York.

Top 25%

By Volume:

flu shot

In 2012, Dr. David Todd Ennis, MD performed more flu shot procedures for Medicare patients than 75% of providers in related specialties within New York.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2012 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	984
cardiac procedures	15
diabetes management	225
doctor visit	1312
lab tests	5145
preventive care	1201
thyroid function tests	905
vaccines	243

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2013 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	950
cardiac procedures	18
diabetes management	206
doctor visit	1274
lab tests	4892
preventive care	1149
thyroid function tests	843
vaccines	221

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	248
Female	243

**Ethnicity**
Non-Hispanic White	455
Black	12
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	171
85 and over	82
Less than 65	33

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2013

Hypertension	70
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	36
Depression	11
Chronic Kidney Disease	13
Asthma	4
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	12
Chronic Obstructive Pulmonary Disease	5
Diabetes	23
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2014 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	950
cardiac procedures	11
diabetes management	237
doctor visit	1208
lab tests	5375
preventive care	1204
thyroid function tests	891
vaccines	216

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	237
Female	245

**Ethnicity**
Non-Hispanic White	451
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	160
85 and over	75
Less than 65	32

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2014

Hypertension	71
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	34
Depression	12
Chronic Kidney Disease	12
Asthma	4
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2015 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	902
cardiac procedures	15
diabetes management	221
doctor visit	1291
lab tests	4934
preventive care	1279
thyroid function tests	901
vaccines	316

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	532
Female	546

**Ethnicity**
Non-Hispanic White	996
Black	26
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	480
From 75 to 84	372
85 and over	158
Less than 65	68

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2015

Hypertension	70
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	33
Depression	13
Chronic Kidney Disease	13
Asthma	6
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2016 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	918
cardiac procedures	12
diabetes management	225
doctor visit	1265
lab tests	4902
preventive care	1269
thyroid function tests	819
vaccines	272

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	261
Female	274

**Ethnicity**
Non-Hispanic White	502
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	191
85 and over	89
Less than 65	24

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2016

Hypertension	73
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	34
Depression	10
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	24
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2017 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	912
cardiac procedures	16
diabetes management	28
doctor visit	1232
lab tests	669
preventive care	400
thyroid function tests	116
vaccines	240

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	268
Female	251

**Ethnicity**
Non-Hispanic White	486
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	190
85 and over	84
Less than 65	21

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2017

Hypertension	69
High Cholesterol	30
Stroke	4
Ischemic Heart Disease	35
Depression	12
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2018 were blood draw, preventive care, vaccines and cardiac procedures.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	896
cardiac procedures	12
doctor visit	1236
preventive care	215
vaccines	186

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	258
Female	238

**Ethnicity**
Non-Hispanic White	458
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	225
From 75 to 84	179
85 and over	78
Less than 65	14

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2018

Hypertension	69
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	32
Depression	10
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	20
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2019 were blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	895
doctor visit	1245
preventive care	180
vaccines	163

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	250
Female	241

**Ethnicity**
Non-Hispanic White	453
Black	0
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	166
85 and over	88
Less than 65	20

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2019

Hypertension	71
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	34
Depression	13
Chronic Kidney Disease	17
Asthma	3
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2020 were blood draw, preventive care, vaccines and cardiac procedures.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	615
cardiac procedures	14
doctor visit	865
preventive care	182
vaccines	150

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	241
Female	213

**Ethnicity**
Non-Hispanic White	413
Black	0
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	160
85 and over	69
Less than 65	19

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2020

Hypertension	63
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	16
Asthma	3
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	21
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2021 were blood draw, preventive care, vaccines and cardiac procedures.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	826
cardiac procedures	11
doctor visit	1044
preventive care	148
vaccines	118

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	244
Female	222

**Ethnicity**
Non-Hispanic White	420
Black	0
Hispanic	0
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	158
85 and over	71
Less than 65	18

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2021

Hypertension	65
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	32
Depression	11
Chronic Kidney Disease	15
Asthma	3
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	24
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2022 were blood draw, preventive care, vaccines and cardiac procedures.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	763
cardiac procedures	17
doctor visit	1037
preventive care	130
vaccines	89

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	234
Female	220

**Ethnicity**
Non-Hispanic White	412
Black	0
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	151
85 and over	69
Less than 65	20

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2022

Hypertension	72
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	26
Depression	11
Chronic Kidney Disease	10
Asthma	6
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2023 were blood draw, preventive care, vaccines and cardiac procedures.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	629
cardiac procedures	13
doctor visit	807
preventive care	110
vaccines	80

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	219
Female	197

**Ethnicity**
Non-Hispanic White	381
Black	0
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	129
85 and over	68
Less than 65	15

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2023

Hypertension	71
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	26
Depression	9
Chronic Kidney Disease	9
Asthma	6
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY during 2024 were blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

blood draw	729
doctor visit	922
preventive care	81
vaccines	65

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	223
Female	193

**Ethnicity**
Non-Hispanic White	383
Black	0
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	121
85 and over	68
Less than 65	16

Conditions of Medicare patients treated by Dr. David Todd Ennis, MD in 2024

Hypertension	69
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	28
Depression	9
Chronic Kidney Disease	11
Asthma	7
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	5
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. David Todd Ennis, MD for Medicare patients.

The highest averages for the top procedures that Dr. David Todd Ennis, MD treated as an internist in Yorktown Heights, NY were lab tests, blood draw, thyroid function tests and preventive care.

blood draw	843
cardiac procedures	14
diabetes management	190
doctor visit	1133
lab tests	4319
preventive care	580
thyroid function tests	745
vaccines	181

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. David Todd Ennis, MD.

**Gender**
Male	247
Female	237

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	446
Hispanic	1
Native American / Alaskan Native	0
Other	16

**Age**
75 to 84	165
85 and over	76
Less than 65	23
65 to 74	219

Average of Total of Conditions of Medicare patients treated by Dr. David Todd Ennis, MD From 2012 - 2024

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

Hypertension	64
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	29
Depression	10
Chronic Kidney Disease	13
Asthma	4
Osteoporosis	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	21
Atrial Fibrillation	13
Cancer	10
Dementia	5

Education & Training

He has a state license in New York.

Licensed In: New York

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. David Todd Ennis, MD appears to accept the following insurance providers: MagnaCare, Elderplan, EmblemHealth Insurance Company (fka HIP Insurance Company of New York) HIPIC, Aetna, United Healthcare, Oxford, Medicare, Empire BlueCross BlueShield (32BJ), Medicaid, Healthfirst, Humana, Railroad Medicare, Cigna, 1199 SEIU, Anthem HealthPlus, MVP, US Family Health Plan, Affinity by Molina Healthcare, EmblemHealth (GHI), ConnectiCare, Inc. (CCI), ConnectiCare Insurance Company, Inc. (CICI), Senior Whole Health, NYS Empire Plan (NYSHIP), VNS Health, VillageCareMax, Northwell Direct, AmidaCare, CenterLight, WTC (World Trade Center Program) and Hamaspik.

Insurance Accepted by Provider includes:

According to our sources, Dr. David Todd Ennis, MD accepts the following insurance providers:

MagnaCare

Elderplan

EmblemHealth Insurance Company (fka HIP Insurance Company of New York) HIPIC

Aetna

United Healthcare

Oxford

Medicare

Empire BlueCross BlueShield (32BJ)

Medicaid

Healthfirst

Humana

Railroad Medicare

Cigna

1199 SEIU

Anthem HealthPlus

MVP

US Family Health Plan

Affinity by Molina Healthcare

EmblemHealth (GHI)

ConnectiCare, Inc. (CCI)

ConnectiCare Insurance Company, Inc. (CICI)

Senior Whole Health

NYS Empire Plan (NYSHIP)

VNS Health

VillageCareMax

Northwell Direct

AmidaCare

CenterLight

WTC (World Trade Center Program)

Hamaspik

Ratings & Reviews

Dr. David Todd Ennis, MD has a high overall rating with an average of 4.13 out of 5 stars based on 8 ratings. We collect ratings and reviews of Dr. David Todd Ennis, MD from all over the web to help you find the right in Yorktown Heights, NY.

4.13

Overall Rating

(8 Ratings)

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General Payments

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

**Payments by Company**
Allergan Inc.	$136 AVYCAZ $89	TEFLARO $35	DALVANCE $12
Boehringer Ingelheim Pharmaceuticals, Inc.	$133 Pradaxa $133
Regeneron Healthcare Solutions, Inc.	$23 DUPIXENT $23
Amarin Pharma Inc.	$10 Vascepa $10