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Dr. Michael J. Regan IV, MD

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Specializes in: Emergency Medicine and Bariatric Medicine

55 Lake Avenue N
Worcester, MA 01655

(508) 421-1400

Dr. Michael J. Regan IV, MD is an emergency medicine doctor in Worcester, MA specializing in emergency medicine and bariatric medicine.

Office Locations

55 Lake Avenue N
Worcester, MA 01655

(508) 421-1400

(508) 421-1490

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800 Washington Street
Norwood, MA 02062

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Noteworthy Medicare Patient Procedures Performed by Dr. Michael J. Regan IV, MD in 2023

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

Top 10%

By Volume:

emergency room care

In 2023, Dr. Michael J. Regan IV, MD performed more emergency room (ER) care procedures for Medicare patients than 90% of providers in related specialties within Massachusetts.

Top 25%

By Volume:

hospital care

By Affordability:

emergency care

emergency room care

In 2012, among providers in related specialties within Massachusetts, Dr. Michael J. Regan IV, MD performed more hospital care procedures for Medicare patients than 75% of them and he also had a list price for emergency care, and emergency room (ER) care 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

2012 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2012 were emergency care, minor procedures and wound repair (e.g. stitches).

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1064
minor procedures	15
wound repair (e.g. stitches)	15

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2013 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1071

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	435
Female	643

**Ethnicity**
Non-Hispanic White	1004
Black	28
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	323
85 and over	322
Less than 65	192

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2013

Hypertension	75
High Cholesterol	63
Stroke	11
Ischemic Heart Disease	50
Depression	44
Chronic Kidney Disease	36
Asthma	14
Osteoperosis	14
Atrial Fibrilation	26
Heart Failure	41
Chronic Obstructive Pulmonary Disease	29
Diabetes	33
Dementia	33
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2014 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1031

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	423
Female	623

**Ethnicity**
Non-Hispanic White	968
Black	32
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	282
85 and over	272
Less than 65	242

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	11
Ischemic Heart Disease	46
Depression	45
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	36
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	31
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2015 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1017

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	850
Female	1220

**Ethnicity**
Non-Hispanic White	1918
Black	48
Hispanic	40
Asian	34
Other	0
Native American	0

**Age**
From 65 to 74	450
From 75 to 84	582
85 and over	580
Less than 65	458

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2015

Hypertension	75
High Cholesterol	62
Stroke	12
Ischemic Heart Disease	49
Depression	45
Chronic Kidney Disease	39
Asthma	23
Osteoperosis	15
Atrial Fibrilation	24
Heart Failure	39
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2016 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1039

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	440
Female	594

**Ethnicity**
Non-Hispanic White	936
Black	43
Hispanic	17
Asian	18
Other	20
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	268
85 and over	269
Less than 65	260

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	12
Ischemic Heart Disease	50
Depression	43
Chronic Kidney Disease	46
Asthma	34
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	38
Chronic Obstructive Pulmonary Disease	30
Diabetes	34
Dementia	33
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2017 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	1000

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	407
Female	577

**Ethnicity**
Non-Hispanic White	898
Black	28
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	266
85 and over	292
Less than 65	205

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	13
Ischemic Heart Disease	52
Depression	45
Chronic Kidney Disease	44
Asthma	15
Osteoperosis	11
Atrial Fibrilation	26
Heart Failure	40
Chronic Obstructive Pulmonary Disease	28
Diabetes	34
Dementia	33
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2018 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	907
tracheal (windpipe) procedures	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	377
Female	540

**Ethnicity**
Non-Hispanic White	846
Black	24
Hispanic	17
Asian	11
Other	19
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	269
85 and over	260
Less than 65	174

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	13
Ischemic Heart Disease	51
Depression	44
Chronic Kidney Disease	47
Asthma	12
Osteoperosis	11
Atrial Fibrilation	25
Heart Failure	38
Chronic Obstructive Pulmonary Disease	28
Diabetes	33
Dementia	33
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2019 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	902

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	376
Female	510

**Ethnicity**
Non-Hispanic White	801
Black	31
Hispanic	0
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	251
85 and over	223
Less than 65	186

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2019

Hypertension	75
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	48
Depression	48
Chronic Kidney Disease	45
Asthma	14
Osteoperosis	11
Atrial Fibrilation	24
Heart Failure	38
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	35
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2020 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	631

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	298
Female	373

**Ethnicity**
Non-Hispanic White	598
Black	17
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	184
From 75 to 84	190
85 and over	136
Less than 65	161

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	47
Depression	48
Chronic Kidney Disease	48
Asthma	13
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	35
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	31
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2021 were emergency care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	599

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	305
Female	347

**Ethnicity**
Non-Hispanic White	545
Black	31
Hispanic	38
Asian	12
Other	26
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	165
85 and over	141
Less than 65	141

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	12
Ischemic Heart Disease	53
Depression	50
Chronic Kidney Disease	52
Asthma	16
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	37
Chronic Obstructive Pulmonary Disease	27
Diabetes	39
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA during 2022 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

emergency care	540
hospital care	47
outpatient care	47

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	283
Female	391

**Ethnicity**
Non-Hispanic White	552
Black	38
Hispanic	32
Asian	16
Other	36
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	207
85 and over	166
Less than 65	116

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2022

Hypertension	75
High Cholesterol	73
Stroke	18
Ischemic Heart Disease	38
Depression	41
Chronic Kidney Disease	33
Asthma	14
Osteoperosis	19
Atrial Fibrilation	32
Heart Failure	30
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	22
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Michael J. Regan IV, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael J. Regan IV, MD treated as an emergency medicine doctor in Worcester, MA were emergency care, hospital care, outpatient care and tracheal (windpipe) procedures.

emergency care	891
hospital care	47
minor procedures	15
outpatient care	47
tracheal (windpipe) procedures	18
wound repair (e.g. stitches)	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Michael J. Regan IV, MD.

**Gender**
Male	381
Female	528

**Ethnicity**
Black / African American	29
Asian / Pacific Islander	8
Non-Hispanic White	824
Native American / Alaskan Native	0
Hispanic	23
Other	11

**Age**
75 to 84	254
85 and over	241
Less than 65	194
65 to 74	219

Average of Total of Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Michael J. Regan IV, MD treated were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	68
High Cholesterol	58
Stroke	11
Ischemic Heart Disease	44
Depression	41
Chronic Kidney Disease	38
Asthma	15
Osteoporosis	11
Heart Failure	33
Chronic Obstructive Pulmonary Disease	24
Diabetes	31
Atrial Fibrillation	22
Dementia	28
Cancer	13

Education & Training

He has a state license in Massachusetts.

Licensed In: Massachusetts

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$175 NON BRAND $175

**Types of Payments**
Consulting Fee	$175

Biography

Dr. Michael Regan is a specialist in emergency medicine and bariatric medicine. He works in Norwood, MA and Worcester, MA. Dr. Regan has obtained a license to practice in Massachusetts.

Select Year:

Dr. Michael J. Regan IV, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Michael J. Regan IV, MD in 2023

By Volume:

By Volume:

By Affordability:

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 J. Regan IV, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael J. Regan IV, 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 J. Regan IV, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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Other Providers in Worcester, MA