Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > NY Providers > Internists & Internal Medicine Doctors

Dr. Michael William Dempsey, MD

(4 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

1190 Old Country Road
Riverhead, NY 11901

(631) 727-1818

Dr. Michael William Dempsey, MD is an internist in Riverhead, NY specializing in internal medicine (adult medicine).

Office Locations

1190 Old Country Road
Riverhead, NY 11901

(631) 727-1818

(631) 727-7365

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2012 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	48
blood draw	2270
doctor visit	4443
ear procedures	35
hormone therapy	107
hospital care	414
injections	155
inpatient care	414
lab tests	1461
nursing home care	155
preventive care	926
skin testing	13
tuberculosis (TB) testing	13
vaccines	600

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2013 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	41
blood draw	2462
doctor visit	4391
ear procedures	28
hospital care	274
injections	41
inpatient care	274
lab tests	1339
nursing home care	104
preventive care	1068
skin testing	15
tuberculosis (TB) testing	15
vaccines	659

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	420
Female	480

**Ethnicity**
Non-Hispanic White	842
Black	30
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	392
From 75 to 84	312
85 and over	154
Less than 65	42

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2013

Hypertension	72
High Cholesterol	72
Stroke	3
Ischemic Heart Disease	33
Depression	10
Chronic Kidney Disease	11
Asthma	4
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	23
Chronic Obstructive Pulmonary Disease	7
Diabetes	44
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2014 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	44
blood draw	2412
doctor visit	4360
ear procedures	23
hospital care	116
injections	44
inpatient care	116
lab tests	1354
preventive care	1060
vaccines	613

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	430
Female	480

**Ethnicity**
Non-Hispanic White	840
Black	34
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	412
From 75 to 84	290
85 and over	160
Less than 65	48

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2014

Hypertension	73
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	32
Depression	10
Chronic Kidney Disease	11
Asthma	5
Osteoperosis	5
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	8
Diabetes	35
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2015 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	53
blood draw	2241
doctor visit	4088
ear procedures	21
hospital care	59
injections	53
inpatient care	59
lab tests	1248
nursing home care	71
preventive care	1035
vaccines	638

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	852
Female	956

**Ethnicity**
Non-Hispanic White	1674
Black	66
Hispanic	0
Asian	0
Other	44
Native American	0

**Age**
From 65 to 74	834
From 75 to 84	572
85 and over	312
Less than 65	90

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2015

Hypertension	73
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	32
Depression	8
Chronic Kidney Disease	12
Asthma	8
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	19
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2016 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	48
blood draw	2240
doctor visit	4042
ear procedures	27
injections	48
lab tests	1186
nursing home care	46
preventive care	990
vaccines	624

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	410
Female	475

**Ethnicity**
Non-Hispanic White	821
Black	30
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	418
From 75 to 84	282
85 and over	147
Less than 65	38

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	30
Depression	9
Chronic Kidney Disease	14
Asthma	10
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2017 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	35
blood draw	1929
doctor visit	3614
ear procedures	20
injections	35
lab tests	1008
preventive care	845
vaccines	538

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	404
Female	451

**Ethnicity**
Non-Hispanic White	797
Black	27
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	384
From 75 to 84	295
85 and over	142
Less than 65	34

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2017

Hypertension	75
High Cholesterol	35
Stroke	4
Ischemic Heart Disease	29
Depression	11
Chronic Kidney Disease	14
Asthma	4
Osteoperosis	6
Atrial Fibrilation	18
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2018 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

aspiration	21
blood draw	1696
cardiac procedures	14
doctor visit	3153
ear procedures	18
injections	21
lab tests	849
preventive care	759
vaccines	555

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	406
Female	445

**Ethnicity**
Non-Hispanic White	791
Black	26
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	387
From 75 to 84	295
85 and over	139
Less than 65	30

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2018

Hypertension	75
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	31
Depression	13
Chronic Kidney Disease	15
Asthma	5
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	20
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2019 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

blood draw	1142
doctor visit	2337
lab tests	414
preventive care	393
vaccines	368

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	376
Female	370

**Ethnicity**
Non-Hispanic White	689
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	281
85 and over	134
Less than 65	22

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	18
Asthma	5
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2020 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

blood draw	776
doctor visit	1567
lab tests	425
preventive care	430
vaccines	430

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	343
Female	348

**Ethnicity**
Non-Hispanic White	628
Black	22
Hispanic	0
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	262
85 and over	128
Less than 65	29

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2020

Hypertension	67
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	17
Asthma	3
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2021 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

blood draw	708
doctor visit	1293
lab tests	412
preventive care	299
vaccines	299

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	321
Female	333

**Ethnicity**
Non-Hispanic White	592
Black	0
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	275
85 and over	116
Less than 65	20

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2021

Hypertension	72
High Cholesterol	72
Stroke	6
Ischemic Heart Disease	33
Depression	20
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY during 2022 were blood draw and lab tests.

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

blood draw	267
doctor visit	407
lab tests	126

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Male	200
Female	180

**Ethnicity**
Non-Hispanic White	339
Black	0
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	163
85 and over	83
Less than 65	12

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	13
Asthma	5
Osteoperosis	16
Atrial Fibrilation	25
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	20
Dementia	6
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Michael William Dempsey, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael William Dempsey, MD treated as an internist in Riverhead, NY were blood draw, lab tests, preventive care and vaccines.

aspiration	41
blood draw	1649
cardiac procedures	14
doctor visit	3063
ear procedures	24
hormone therapy	107
hospital care	215
injections	56
inpatient care	215
lab tests	892
nursing home care	94
preventive care	780
skin testing	14
tuberculosis (TB) testing	14
vaccines	532

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Michael William Dempsey, MD.

**Gender**
Female	410
Male	378

**Ethnicity**
Black / African American	23
Asian / Pacific Islander	0
Non-Hispanic White	728
Native American / Alaskan Native	0
Hispanic	0
Other	20

**Age**
75 to 84	275
85 and over	137
Less than 65	33
65 to 74	343

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

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

Hypertension	66
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	28
Depression	11
Chronic Kidney Disease	13
Asthma	4
Osteoporosis	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Atrial Fibrillation	16
Dementia	7
Cancer	12

Education & Training

He has a state license in New York.

Licensed In: New York

Ratings & Reviews

Dr. Michael William Dempsey, MD has an exceptional overall rating with an average of 4.63 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Michael William Dempsey, MD from all over the web to help you find the right in Riverhead, NY.

4.63

Overall Rating

(4 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Novo Nordisk AS	$1,568 FIASP $1,568
Novo Nordisk Inc	$411 Saxenda $71	Victoza $35	Tresiba $10	$295
SANOFI-AVENTIS U.S. LLC	$343 LANTUS $159	TOUJEO $150	PRALUENT $34
Pfizer Inc.	$324 ELIQUIS $103	VIAGRA $102	CHANTIX $77	PREVNAR - 13 $30	LYRICA $12
Janssen Pharmaceuticals, Inc	$294 XARELTO $142	INVOKANA $130	$22
Other	$1,895 Repatha $99	BYDUREON WEEKLY $96	BREO $93	TESTIM $91	Edarbi $88	Other $1,428

**Types of Payments**
Food and Beverage	$3,524
Travel and Lodging	$1,060
Education	$250

Research Payments

Dr. Michael William Dempsey, MD has received 4 research payments totaling $4,186.

Select Year:

Dr. Michael William Dempsey, MD

Office Locations

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 William Dempsey, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael William Dempsey, 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 William Dempsey, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

Internists & Internal Medicine Doctors in Nearby Locations

Other Providers in Riverhead, NY