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Dr. Mark Randolph Riser, DO

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Specializes in: Emergency Medicine

115 Cass Avenue
Woonsocket, RI 02895

(732) 936-6447

Dr. Mark Randolph Riser, DO is an emergency medicine doctor in Woonsocket, RI specializing in emergency medicine.

Office Locations

115 Cass Avenue
Woonsocket, RI 02895

(732) 936-6447

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3 Century Drive
Parsippany, NJ 07054

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Randolph Riser, DO in 2024

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

Top 10%

By Affordability:

emergency care

emergency room care

In 2024, Dr. Mark Randolph Riser, DO had a list price for emergency care, and emergency room (ER) care that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Rhode Island. 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. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2012 were emergency care, outpatient care, hospital care and stress testing.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

cardiac procedures	22
emergency care	637
hospital care	45
outpatient care	45
stress testing	22

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2013 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	527

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	245
Female	323

**Ethnicity**
Non-Hispanic White	392
Black	93
Hispanic	0
Asian	0
Other	21
Native American	42

**Age**
From 65 to 74	147
From 75 to 84	131
85 and over	111
Less than 65	179

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2013

Hypertension	75
High Cholesterol	63
Stroke	12
Ischemic Heart Disease	55
Depression	37
Chronic Kidney Disease	38
Asthma	17
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	43
Chronic Obstructive Pulmonary Disease	39
Diabetes	44
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2014 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	412

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	185
Female	300

**Ethnicity**
Non-Hispanic White	387
Black	49
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	138
85 and over	104
Less than 65	121

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2014

Hypertension	75
High Cholesterol	66
Stroke	12
Ischemic Heart Disease	54
Depression	38
Chronic Kidney Disease	41
Asthma	13
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	37
Chronic Obstructive Pulmonary Disease	32
Diabetes	42
Dementia	28
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2015 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	284
hospital care	81
outpatient care	81

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	310
Female	472

**Ethnicity**
Non-Hispanic White	598
Black	56
Hispanic	104
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	178
From 75 to 84	200
85 and over	194
Less than 65	210

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2015

Hypertension	75
High Cholesterol	69
Stroke	14
Ischemic Heart Disease	52
Depression	46
Chronic Kidney Disease	39
Asthma	25
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	33
Chronic Obstructive Pulmonary Disease	28
Diabetes	44
Dementia	26
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2016 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	436
hospital care	63
outpatient care	63

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	220
Female	332

**Ethnicity**
Non-Hispanic White	476
Black	0
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	155
85 and over	159
Less than 65	99

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2016

Hypertension	75
High Cholesterol	72
Stroke	11
Ischemic Heart Disease	59
Depression	42
Chronic Kidney Disease	51
Asthma	38
Osteoperosis	13
Atrial Fibrilation	25
Heart Failure	40
Chronic Obstructive Pulmonary Disease	36
Diabetes	45
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2017 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	629
hospital care	32
outpatient care	32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	317
Female	412

**Ethnicity**
Non-Hispanic White	663
Black	17
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	194
From 75 to 84	213
85 and over	211
Less than 65	111

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2017

Hypertension	75
High Cholesterol	71
Stroke	15
Ischemic Heart Disease	65
Depression	38
Chronic Kidney Disease	51
Asthma	12
Osteoperosis	12
Atrial Fibrilation	27
Heart Failure	44
Chronic Obstructive Pulmonary Disease	37
Diabetes	46
Dementia	30
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2018 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	617
hospital care	23
outpatient care	23

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	335
Female	391

**Ethnicity**
Non-Hispanic White	668
Black	13
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	227
85 and over	206
Less than 65	113

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2018

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	70
Depression	42
Chronic Kidney Disease	53
Asthma	11
Osteoperosis	10
Atrial Fibrilation	27
Heart Failure	49
Chronic Obstructive Pulmonary Disease	40
Diabetes	47
Dementia	33
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2019 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	499

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	263
Female	344

**Ethnicity**
Non-Hispanic White	546
Black	28
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	166
From 75 to 84	199
85 and over	149
Less than 65	93

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2019

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	65
Depression	38
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	7
Atrial Fibrilation	29
Heart Failure	44
Chronic Obstructive Pulmonary Disease	36
Diabetes	46
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2020 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	262

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	155
Female	150

**Ethnicity**
Non-Hispanic White	269
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	68
85 and over	64
Less than 65	66

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2020

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	59
Depression	40
Chronic Kidney Disease	51
Asthma	13
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	47
Chronic Obstructive Pulmonary Disease	36
Diabetes	43
Dementia	32
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2021 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	286

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	144
Female	179

**Ethnicity**
Non-Hispanic White	294
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	72
85 and over	82
Less than 65	56

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2021

Hypertension	75
High Cholesterol	72
Stroke	10
Ischemic Heart Disease	58
Depression	33
Chronic Kidney Disease	57
Asthma	11
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	47
Chronic Obstructive Pulmonary Disease	33
Diabetes	40
Dementia	26
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2022 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	175

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	96
Female	122

**Ethnicity**
Non-Hispanic White	202
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	62
85 and over	34
Less than 65	40

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	48
Depression	33
Chronic Kidney Disease	41
Asthma	14
Osteoperosis	12
Atrial Fibrilation	28
Heart Failure	33
Chronic Obstructive Pulmonary Disease	39
Diabetes	41
Dementia	17
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2023 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

emergency care	154

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	82
Female	99

**Ethnicity**
Non-Hispanic White	169
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	49
85 and over	35
Less than 65	20

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	46
Depression	34
Chronic Kidney Disease	42
Asthma	12
Osteoperosis	14
Atrial Fibrilation	29
Heart Failure	38
Chronic Obstructive Pulmonary Disease	34
Diabetes	38
Dementia	21
Cancer	22

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI during 2024 were emergency care.

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

doctor visit	13
emergency care	149

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	92
Female	105

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	70
85 and over	34
Less than 65	19

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2024

Hypertension	74
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	40
Depression	26
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	13
Atrial Fibrilation	26
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	29
Dementia	12
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mark Randolph Riser, DO for Medicare patients.

The highest averages for the top procedures that Dr. Mark Randolph Riser, DO treated as an emergency medicine doctor in Woonsocket, RI were emergency care, hospital care, outpatient care and stress testing.

cardiac procedures	22
doctor visit	13
emergency care	389
hospital care	48
outpatient care	48
stress testing	22

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mark Randolph Riser, DO.

**Gender**
Male	188
Female	248

**Ethnicity**
Black / African American	21
Asian / Pacific Islander	0
Non-Hispanic White	372
Native American / Alaskan Native	3
Hispanic	20
Other	1

**Age**
75 to 84	121
85 and over	106
Less than 65	86
65 to 74	121

Average of Total of Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Mark Randolph Riser, DO treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	69
High Cholesterol	66
Stroke	12
Ischemic Heart Disease	51
Depression	34
Chronic Kidney Disease	41
Asthma	14
Osteoporosis	10
Heart Failure	37
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Atrial Fibrillation	22
Cancer	14
Dementia	23

Education & Training

He has a state license in Rhode Island.

Licensed In: Rhode Island

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Mark Randolph Riser, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$267 BRILINTA $267
Janssen Pharmaceuticals, Inc	$265 XARELTO $265
CSL Behring	$86 Kcentra $86
E.R. Squibb & Sons, L.L.C.	$17 CAMZYOS $17
AbbVie Inc.	$14 DALVANCE $14
Other	$34 OFIRMEV $12	BEXSERO $12	TEFLARO $11

**Types of Payments**
Food and Beverage	$683

Biography

Dr. Mark Riser specializes in family medicine and emergency medicine. He studied medicine at Kansas City University of Medicine and Biosciences (KCUMB), College of Osteopathic Medicine.

Select Year:

Dr. Mark Randolph Riser, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Randolph Riser, DO in 2024

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. Mark Randolph Riser, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Mark Randolph Riser, DO From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

Emergency Physicians in Nearby Locations

Other Providers in Woonsocket, RI