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Dr. Maria Elena Ruiz, MD

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Specializes in: Adult Infectious Disease

Professional interests include: transplant infections

2150 Pennsylvania Avenue, NW 3rd Floor
Washington, DC 20037

(202) 741-2234

Dr. Maria Elena Ruiz, MD is an adult infectious disease specialist in Washington, DC specializing in adult infectious disease. Dr. Maria Elena Ruiz, MD is affiliated with GW Medical Faculty Associates.

Office Locations

2150 Pennsylvania Avenue, NW 3rd Floor
Washington, DC 20037

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In The News

“Since the nose acts as an entry point to the brain and other parts of the central nervous system, this overly aggressive immune response and subsequent inflammation could also be the key to...”—"Four Years On, the Mysteries of Covid Are Unraveling (Published 2024)", New York Times, March 2024

“Dado que la nariz actua como punto de entrada al cerebro y a otras partes del sistema nervioso central, esta respuesta inmunitaria excesivamente agresiva y la consiguiente inflamacion podrian ser...”—"A cuatro anos de la COVID-19, esto es lo que empezamos a comprender (Published 2024)", New York Times, March 2024

“"Most people who have allergies know what their allergy symptoms are - so the thing that I would advise is to look for something that is outside those symptoms," said Dr. Maria Elena Ruiz, an...”—"Tips to help avoid confusing COVID-19 with seasonal allergies", Washington Top News, March 2021

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	127
hospital care	295
inpatient care	295

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	103
hospital care	455
inpatient care	455

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	111
Female	105

**Ethnicity**
Non-Hispanic White	53
Black	148
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	70
From 75 to 84	0
85 and over	0
Less than 65	99

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2013

Hypertension	75
High Cholesterol	57
Stroke	17
Ischemic Heart Disease	50
Depression	33
Chronic Kidney Disease	66
Asthma	15
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	58
Chronic Obstructive Pulmonary Disease	23
Diabetes	51
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	107
hospital care	511
inpatient care	511

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	131
Female	101

**Ethnicity**
Non-Hispanic White	45
Black	172
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	24
85 and over	11
Less than 65	120

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2014

Hypertension	75
High Cholesterol	55
Stroke	16
Ischemic Heart Disease	53
Depression	32
Chronic Kidney Disease	65
Asthma	16
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	57
Chronic Obstructive Pulmonary Disease	22
Diabetes	56
Dementia	17
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	64
hospital care	519
inpatient care	519

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	254
Female	162

**Ethnicity**
Non-Hispanic White	94
Black	292
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	0
85 and over	0
Less than 65	206

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2015

Hypertension	75
High Cholesterol	57
Stroke	20
Ischemic Heart Disease	58
Depression	30
Chronic Kidney Disease	74
Asthma	16
Osteoperosis	0
Atrial Fibrilation	19
Heart Failure	62
Chronic Obstructive Pulmonary Disease	24
Diabetes	58
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	63
hospital care	401
inpatient care	401

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	107
Female	82

**Ethnicity**
Non-Hispanic White	0
Black	153
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	0
85 and over	0
Less than 65	99

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2016

Hypertension	75
High Cholesterol	62
Stroke	17
Ischemic Heart Disease	63
Depression	34
Chronic Kidney Disease	74
Asthma	34
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	62
Chronic Obstructive Pulmonary Disease	28
Diabetes	61
Dementia	27
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	90
hospital care	452
inpatient care	452

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	109
Female	86

**Ethnicity**
Non-Hispanic White	43
Black	141
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	0
85 and over	0
Less than 65	83

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2017

Hypertension	75
High Cholesterol	63
Stroke	17
Ischemic Heart Disease	62
Depression	39
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	7
Atrial Fibrilation	26
Heart Failure	63
Chronic Obstructive Pulmonary Disease	18
Diabetes	53
Dementia	25
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	103
hospital care	398
inpatient care	398

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	113
Female	91

**Ethnicity**
Non-Hispanic White	31
Black	157
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	0
85 and over	0
Less than 65	76

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2018

Hypertension	75
High Cholesterol	61
Stroke	19
Ischemic Heart Disease	54
Depression	33
Chronic Kidney Disease	71
Asthma	16
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	56
Chronic Obstructive Pulmonary Disease	25
Diabetes	50
Dementia	24
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	96
hospital care	644
inpatient care	644

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	146
Female	137

**Ethnicity**
Non-Hispanic White	65
Black	197
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	66
85 and over	17
Less than 65	101

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	18
Ischemic Heart Disease	59
Depression	40
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	5
Atrial Fibrilation	22
Heart Failure	64
Chronic Obstructive Pulmonary Disease	27
Diabetes	58
Dementia	40
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	41
hospital care	627
inpatient care	627

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	131
Female	77

**Ethnicity**
Non-Hispanic White	44
Black	144
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	0
85 and over	0
Less than 65	79

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2020

Hypertension	75
High Cholesterol	71
Stroke	15
Ischemic Heart Disease	71
Depression	36
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	0
Atrial Fibrilation	28
Heart Failure	75
Chronic Obstructive Pulmonary Disease	24
Diabetes	69
Dementia	36
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	101
hospital care	675
inpatient care	675

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	133
Female	117

**Ethnicity**
Non-Hispanic White	55
Black	169
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	46
85 and over	12
Less than 65	87

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2021

Hypertension	75
High Cholesterol	70
Stroke	18
Ischemic Heart Disease	73
Depression	37
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	5
Atrial Fibrilation	25
Heart Failure	73
Chronic Obstructive Pulmonary Disease	28
Diabetes	60
Dementia	36
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

doctor visit	31
hospital care	297
inpatient care	297

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	87
Female	85

**Ethnicity**
Non-Hispanic White	34
Black	125
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	46
85 and over	13
Less than 65	53

Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	24
Ischemic Heart Disease	48
Depression	41
Chronic Kidney Disease	59
Asthma	17
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	51
Chronic Obstructive Pulmonary Disease	28
Diabetes	59
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Maria Elena Ruiz, MD for Medicare patients.

The highest averages for the top procedures that Dr. Maria Elena Ruiz, MD treated as an adult infectious disease specialist in Washington, DC were hospital care and inpatient care.

doctor visit	84
hospital care	479
inpatient care	479

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Maria Elena Ruiz, MD.

**Gender**
Male	120
Female	94

**Ethnicity**
Black / African American	154
Asian / Pacific Islander	0
Non-Hispanic White	42
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
75 to 84	16
85 and over	4
Less than 65	91
65 to 74	76

Average of Total of Conditions of Medicare patients treated by Dr. Maria Elena Ruiz, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Maria Elena Ruiz, MD treated were hypertension, chronic kidney disease, high cholesterol and heart failure.

Hypertension	68
High Cholesterol	57
Stroke	16
Ischemic Heart Disease	53
Depression	32
Chronic Kidney Disease	64
Asthma	15
Osteoporosis	4
Heart Failure	56
Chronic Obstructive Pulmonary Disease	22
Diabetes	52
Atrial Fibrillation	20
Dementia	24
Cancer	10

Education & Training

She completed residency at SUNY Downstate Medical Center and Affiliated Hospitals. She is certified by the American Board of Internal Medicine: Infectious Disease and has a state license in District of Columbia.

Residency: SUNY Downstate Medical Center and Affiliated Hospitals

Board Certification: American Board of Internal Medicine: Infectious Disease

Licensed In: District of Columbia

Affiliations & Hospitals

Dr. Maria Elena Ruiz, MD is associated with these hospitals and organizations:

GW Medical Faculty Associates

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General Payments

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

**Payments by Company**
EMD Serono, Inc.	$69 BAVENCIO $69
Stimwave Technologies Incorporated	$68 Freedom-8A Receiver Kit Channel A US w/ Receiver $68
Janssen Products, LP	$63 PREZCOBIX $63
Millennium Pharmaceuticals, Inc.	$48 VELCADE $48
Amgen Inc.	$46 XGEVA $46
Other	$91 YERVOY $21	NAMENDA XR $11	$58

**Types of Payments**
Food and Beverage	$264
Education	$121

Biography

Dr. Maria Ruiz specializes in adult infectious disease. Areas of particular interest for Dr. Ruiz include transplant infections. She graduated from George Washington University School of Medicine and Health Sciences and then she performed her residency at George Washington University Medical Center and a hospital affiliated with SUNY Downstate Medical Center. She is professionally affiliated with GW Medical Faculty Associates. According to Doctor.com, new patients are welcome to contact her office in Washington, DC.