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Dr. Marc Michael Grossman, MD

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Specializes in: Emergency Medicine

5380 Tech Data Drive Suite 101
Clearwater, FL 33760

(727) 437-3055

Dr. Marc Michael Grossman, MD is an emergency medicine doctor in Clearwater, FL specializing in emergency medicine. Dr. Marc Michael Grossman, MD is affiliated with HCA Florida Healthcare and BOSTON EMERGENCY PHYSICIAN FOUNDATION INC.

Office Locations

HCA Florida Healthcare

5380 Tech Data Drive Suite 101
Clearwater, FL 33760

(727) 437-3055

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In The News

“Portsmouth Regional Hospital emergency room doctor Marc Grossman told the local news station he is worried about the younger children who were admitted later on.”—"Toddlers hospitalized after carbon monoxide poisoning at Maine daycare", Daily Mail Online, February 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Marc Michael Grossman, MD in 2023

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

Top 25%

By Volume:

emergency room care

By Affordability:

emergency care

emergency room care

In 2012, among providers in related specialties within Florida, Dr. Marc Michael Grossman, MD performed more emergency room (ER) 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. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2012 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	592
tracheal (windpipe) procedures	11

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2013 were emergency care.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	571

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	224
Female	383

**Ethnicity**
Non-Hispanic White	266
Black	134
Hispanic	195
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	144
85 and over	149
Less than 65	151

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2013

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	64
Depression	39
Chronic Kidney Disease	49
Asthma	16
Osteoperosis	14
Atrial Fibrilation	19
Heart Failure	37
Chronic Obstructive Pulmonary Disease	35
Diabetes	51
Dementia	28
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2014 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	509
tracheal (windpipe) procedures	13

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	263
Female	316

**Ethnicity**
Non-Hispanic White	373
Black	129
Hispanic	62
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	145
85 and over	134
Less than 65	166

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	66
Depression	44
Chronic Kidney Disease	47
Asthma	18
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	44
Chronic Obstructive Pulmonary Disease	39
Diabetes	54
Dementia	31
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2015 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	506
tracheal (windpipe) procedures	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	528
Female	650

**Ethnicity**
Non-Hispanic White	704
Black	0
Hispanic	248
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	310
85 and over	242
Less than 65	342

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2015

Hypertension	75
High Cholesterol	69
Stroke	17
Ischemic Heart Disease	65
Depression	53
Chronic Kidney Disease	47
Asthma	31
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	43
Chronic Obstructive Pulmonary Disease	40
Diabetes	48
Dementia	32
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2016 were emergency care, minor procedures and wound repair (e.g. stitches).

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	860
minor procedures	12
wound repair (e.g. stitches)	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	451
Female	529

**Ethnicity**
Non-Hispanic White	826
Black	60
Hispanic	75
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	273
From 75 to 84	292
85 and over	222
Less than 65	193

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	66
Depression	44
Chronic Kidney Disease	54
Asthma	44
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	41
Chronic Obstructive Pulmonary Disease	44
Diabetes	45
Dementia	31
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2017 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	674
tracheal (windpipe) procedures	13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	371
Female	418

**Ethnicity**
Non-Hispanic White	663
Black	35
Hispanic	74
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	232
85 and over	149
Less than 65	178

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2017

Hypertension	75
High Cholesterol	73
Stroke	15
Ischemic Heart Disease	69
Depression	47
Chronic Kidney Disease	61
Asthma	14
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	41
Chronic Obstructive Pulmonary Disease	42
Diabetes	50
Dementia	31
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2018 were emergency care.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	657

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	339
Female	418

**Ethnicity**
Non-Hispanic White	671
Black	18
Hispanic	56
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	238
85 and over	176
Less than 65	127

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2018

Hypertension	75
High Cholesterol	73
Stroke	16
Ischemic Heart Disease	63
Depression	48
Chronic Kidney Disease	60
Asthma	11
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	35
Chronic Obstructive Pulmonary Disease	43
Diabetes	46
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2019 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	631
tracheal (windpipe) procedures	14

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	335
Female	426

**Ethnicity**
Non-Hispanic White	710
Black	0
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	237
85 and over	139
Less than 65	162

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2019

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	49
Depression	46
Chronic Kidney Disease	50
Asthma	12
Osteoperosis	9
Atrial Fibrilation	24
Heart Failure	37
Chronic Obstructive Pulmonary Disease	32
Diabetes	37
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2020 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	618
tracheal (windpipe) procedures	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	343
Female	447

**Ethnicity**
Non-Hispanic White	752
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	248
From 75 to 84	247
85 and over	152
Less than 65	143

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	49
Depression	44
Chronic Kidney Disease	49
Asthma	15
Osteoperosis	8
Atrial Fibrilation	22
Heart Failure	34
Chronic Obstructive Pulmonary Disease	29
Diabetes	36
Dementia	27
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2021 were emergency care.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	632

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	336
Female	410

**Ethnicity**
Non-Hispanic White	710
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	215
85 and over	156
Less than 65	153

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2021

Hypertension	75
High Cholesterol	69
Stroke	15
Ischemic Heart Disease	51
Depression	43
Chronic Kidney Disease	50
Asthma	13
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	34
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL during 2022 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

emergency care	903
tracheal (windpipe) procedures	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	427
Female	600

**Ethnicity**
Non-Hispanic White	982
Black	0
Hispanic	0
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	345
85 and over	227
Less than 65	155

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	42
Depression	37
Chronic Kidney Disease	29
Asthma	14
Osteoperosis	14
Atrial Fibrilation	33
Heart Failure	30
Chronic Obstructive Pulmonary Disease	27
Diabetes	32
Dementia	20
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Marc Michael Grossman, MD for Medicare patients.

The highest averages for the top procedures that Dr. Marc Michael Grossman, MD treated as an emergency medicine doctor in Clearwater, FL were emergency care, minor procedures, wound repair (e.g. stitches) and tracheal (windpipe) procedures.

emergency care	650
minor procedures	12
tracheal (windpipe) procedures	12
wound repair (e.g. stitches)	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Marc Michael Grossman, MD.

**Gender**
Male	328
Female	417

**Ethnicity**
Black / African American	34
Asian / Pacific Islander	0
Non-Hispanic White	605
Hispanic	67
Native American / Alaskan Native	0
Other	5

**Age**
75 to 84	218
85 and over	158
Less than 65	160
65 to 74	208

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

The highest averages of the most common conditions of Medicare patients that Dr. Marc Michael Grossman, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	53
Depression	40
Chronic Kidney Disease	45
Asthma	17
Osteoporosis	10
Heart Failure	34
Chronic Obstructive Pulmonary Disease	32
Diabetes	39
Atrial Fibrillation	21
Cancer	13
Dementia	25

Education & Training

He completed residency at SUNY Downstate Medical Center and Affiliated Hospitals. He has a state license in Massachusetts.

Residency: SUNY Downstate Medical Center and Affiliated Hospitals (2000)

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Marc Michael Grossman, MD is associated with these hospitals and organizations:

HCA Florida Healthcare

BOSTON EMERGENCY PHYSICIAN FOUNDATION INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Stryker Corporation	$115 LIFEPAK 15 MONITOR/DEFIBRILLATOR $115
CSL Behring	$62 Kcentra $62
Janssen Pharmaceuticals, Inc	$56 XARELTO $56
Takeda Pharmaceuticals U.S.A., Inc.	$32 $32
ZOLL Circulation Inc	$32 Temperature Management System Start-Up Kit $32
Other	$7 Control+ $7

**Types of Payments**
Food and Beverage	$305

Biography

Dr. Marc Grossman is a specialist in emergency medicine. Dr. Grossman is affiliated with HCA Florida Healthcare. He trained at a hospital affiliated with SUNY Downstate Medical Center for his residency.

Select Year:

Dr. Marc Michael Grossman, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Marc Michael Grossman, MD in 2023

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. Marc Michael Grossman, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Marc Michael Grossman, 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. Marc Michael Grossman, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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