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Dr. Darren Peter Mareiniss, MD

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Specializes in: Emergency Medicine

New York University (NYU) School of Medicine

Dr. Darren Peter Mareiniss, MD is an emergency medicine doctor specializing in emergency medicine. He graduated from New York University (NYU) School of Medicine. Dr. Darren Peter Mareiniss, MD is affiliated with RWJBarnabas Health and Trinitas Regional Medical Center.

In The News (see more mentions in the news)

“Dr. Darren Mareiniss, chairman of the Department of Emergency Medicine at Trinitas Regional Medical Center, explains that venous thromboembolism (VTE), defined as deep vein thrombosis (DVT),...”—"Doctors explain what a blood clot feels like", Las Vegas Review-Journal, August 2023

“Shortening the isolation period for people who are asymptomatic "seems reasonable," said Darren Mareiniss, an emergency medicine doctor at Einstein Medical Center.”—"N.J. sees 15,000 new COVID-19 cases a day and FEMA prepares to send teams to York, Scranton hospitals", Philadelphia Inquirer, December 2021

“You should modify your behavior based on the current spread in your community," said Darren Mareiniss, an emergency medicine physician at Einstein Medical Center.”—"CDC recommends some vaccinated people wear masks indoors. Here's what you should know about vaccines and COVID-19 variants.", Philadelphia Inquirer, July 2021

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2014 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	222

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	99
Female	125

**Ethnicity**
Non-Hispanic White	0
Black	162
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	47
85 and over	20
Less than 65	88

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2014

Hypertension	75
High Cholesterol	57
Stroke	11
Ischemic Heart Disease	47
Depression	37
Chronic Kidney Disease	46
Asthma	20
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	39
Chronic Obstructive Pulmonary Disease	25
Diabetes	42
Dementia	16
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2015 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	479

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	426
Female	550

**Ethnicity**
Non-Hispanic White	542
Black	410
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	286
From 75 to 84	230
85 and over	140
Less than 65	320

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2015

Hypertension	75
High Cholesterol	68
Stroke	16
Ischemic Heart Disease	52
Depression	40
Chronic Kidney Disease	49
Asthma	31
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	40
Chronic Obstructive Pulmonary Disease	34
Diabetes	44
Dementia	19
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2016 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	592

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	243
Female	369

**Ethnicity**
Non-Hispanic White	519
Black	76
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	168
From 75 to 84	156
85 and over	149
Less than 65	139

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2016

Hypertension	75
High Cholesterol	67
Stroke	17
Ischemic Heart Disease	55
Depression	44
Chronic Kidney Disease	56
Asthma	40
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	40
Chronic Obstructive Pulmonary Disease	35
Diabetes	44
Dementia	29
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2017 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	593

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	247
Female	391

**Ethnicity**
Non-Hispanic White	529
Black	90
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	171
85 and over	154
Less than 65	146

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2017

Hypertension	75
High Cholesterol	66
Stroke	18
Ischemic Heart Disease	56
Depression	47
Chronic Kidney Disease	58
Asthma	13
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	43
Chronic Obstructive Pulmonary Disease	37
Diabetes	45
Dementia	32
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2018 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	431

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	219
Female	250

**Ethnicity**
Non-Hispanic White	311
Black	122
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	102
85 and over	102
Less than 65	125

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2018

Hypertension	75
High Cholesterol	67
Stroke	15
Ischemic Heart Disease	55
Depression	43
Chronic Kidney Disease	56
Asthma	10
Osteoperosis	9
Atrial Fibrilation	24
Heart Failure	41
Chronic Obstructive Pulmonary Disease	32
Diabetes	46
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2019 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	308

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	141
Female	172

**Ethnicity**
Non-Hispanic White	133
Black	152
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	92
From 75 to 84	67
85 and over	43
Less than 65	111

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2019

Hypertension	75
High Cholesterol	70
Stroke	16
Ischemic Heart Disease	58
Depression	41
Chronic Kidney Disease	58
Asthma	17
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	38
Chronic Obstructive Pulmonary Disease	29
Diabetes	45
Dementia	27
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2020 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	183
hospital care	11
outpatient care	11

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	91
Female	132

**Ethnicity**
Non-Hispanic White	142
Black	67
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	64
85 and over	39
Less than 65	49

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	17
Ischemic Heart Disease	69
Depression	43
Chronic Kidney Disease	61
Asthma	13
Osteoperosis	13
Atrial Fibrilation	28
Heart Failure	47
Chronic Obstructive Pulmonary Disease	20
Diabetes	44
Dementia	29
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2021 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	82
hospital care	44
outpatient care	44

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	64
Female	75

**Ethnicity**
Non-Hispanic White	98
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	45
85 and over	23
Less than 65	25

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	68
Depression	37
Chronic Kidney Disease	55
Asthma	12
Osteoperosis	8
Atrial Fibrilation	26
Heart Failure	38
Chronic Obstructive Pulmonary Disease	17
Diabetes	40
Dementia	26
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2022 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	35

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	22
Female	32

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

**Age**
From 65 to 74	22
From 75 to 84	14
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	41
Ischemic Heart Disease	59
Depression	37
Chronic Kidney Disease	43
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	33
Chronic Obstructive Pulmonary Disease	26
Diabetes	50
Dementia	20
Cancer	0

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor during 2024 were emergency care.

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

emergency care	39

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	32
Female	36

**Ethnicity**
Non-Hispanic White	18
Black	0
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	21
From 75 to 84	15
85 and over	17
Less than 65	15

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	26
Ischemic Heart Disease	47
Depression	35
Chronic Kidney Disease	41
Asthma	21
Osteoperosis	19
Atrial Fibrilation	21
Heart Failure	37
Chronic Obstructive Pulmonary Disease	31
Diabetes	62
Dementia	29
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2024

Volume of procedures performed by Dr. Darren Peter Mareiniss, MD for Medicare patients.

The highest averages for the top procedures that Dr. Darren Peter Mareiniss, MD treated as an emergency medicine doctor were emergency care, hospital care and outpatient care.

emergency care	296
hospital care	27
outpatient care	27

Average Medicare Patient Data From 2014 - 2024

Information about Medicare patients treated by Dr. Darren Peter Mareiniss, MD.

**Gender**
Male	158
Female	213

**Ethnicity**
Black / African American	110
Asian / Pacific Islander	0
Non-Hispanic White	229
Hispanic	6
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	91
85 and over	68
Less than 65	101
65 to 74	108

Average of Total of Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD From 2014 - 2024

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

Hypertension	75
High Cholesterol	69
Stroke	19
Ischemic Heart Disease	56
Depression	40
Chronic Kidney Disease	52
Asthma	17
Osteoporosis	8
Heart Failure	39
Chronic Obstructive Pulmonary Disease	28
Diabetes	46
Atrial Fibrillation	19
Cancer	14
Dementia	25

Education & Training

Dr. Darren Peter Mareiniss, MD graduated from New York University (NYU) School of Medicine. He completed residency at Johns Hopkins University Affiliated Hospitals. He is certified by the the American College of Emergency Physicians and has a state license in Maryland.

Medical School: New York University (NYU) School of Medicine

Residency: Johns Hopkins University Affiliated Hospitals

Board Certification: the American College of Emergency Physicians

Licensed In: Maryland

Affiliations & Hospitals

Dr. Darren Peter Mareiniss, MD is associated with these hospitals and organizations:

RWJBarnabas Health

Trinitas Regional Medical Center

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$172 ANDEXXA $17	$155
BioXcel Therapeutics, Inc.	$125 IGALMI $125
CSL Behring	$39 Kcentra $39

**Types of Payments**
Food and Beverage	$315
Education	$20

Biography

Dr. Darren Mareiniss is an Elizabeth, NJ physician who specializes in emergency medicine. Dr. Mareiniss is affiliated with RWJBarnabas Health. He attended New York University (NYU) School of Medicine and subsequently trained at a hospital affiliated with Johns Hopkins University for residency.

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Dr. Darren Peter Mareiniss, MD

In The News (see more mentions in the news)

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2022

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2024

Average Medicare Patient Data From 2014 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Darren Peter Mareiniss, MD From 2014 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography