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Dr. David R. Gens, MD

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Specializes in: General Surgery, Trauma Surgery and Critical Care (Intensive Care Medicine)

Free University of Brussels (1976)

22 South Greene Street
Baltimore, MD 21201

(410) 328-6110

Dr. David R. Gens, MD is a general surgeon in Baltimore, MD specializing in general surgery, trauma surgery and critical care (intensive care medicine). He graduated from Free University of Brussels in 1976 and has 50 years of experience. Dr. David R. Gens, MD is affiliated with University of Maryland Medical System.

Office Locations

University of Maryland Medical System

22 South Greene Street
Baltimore, MD 21201

(410) 328-6110

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In The News (see more mentions in the news)

“"We had everything going like clockwork," said Dr. David Gens, who helped treat Reagan and went on to a long career in trauma surgery.”—"Joe Giordano, surgeon who helped save President Reagan's life after assassination attempt, has died", Associated Press News, July 2025

“"She was tough," said Dr. David Gens, one of the surgeons who treated Reagan and spoke daily with his wife.”—"How the 1981 assassination attempt changed Nancy Reagan", Orlando Sentinel, March 2016

“When Dr. David Gens, a chief GW resident in 1981, removed one of Reagan's catheters, he was told by a Secret Service agent that the medical device had to be taken to the White House and destroyed.”—"Vial with dried blood of Ronald Reagan offered by offshore auction website", Cleveland.com , May 2012

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

hospital care	101
inpatient care	101

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	12
hospital care	169
inpatient care	169

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	75
Female	64

**Ethnicity**
Non-Hispanic White	109
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	45
85 and over	35
Less than 65	27

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2013

Hypertension	75
High Cholesterol	60
Stroke	22
Ischemic Heart Disease	62
Depression	42
Chronic Kidney Disease	43
Asthma	8
Osteoperosis	13
Atrial Fibrilation	29
Heart Failure	40
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	37
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	18
hospital care	114
inpatient care	114

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	75
Female	52

**Ethnicity**
Non-Hispanic White	100
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	44
From 75 to 84	37
85 and over	25
Less than 65	21

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	17
Ischemic Heart Disease	55
Depression	50
Chronic Kidney Disease	45
Asthma	14
Osteoperosis	16
Atrial Fibrilation	31
Heart Failure	35
Chronic Obstructive Pulmonary Disease	33
Diabetes	35
Dementia	34
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	26
hospital care	164
inpatient care	164

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	132
Female	140

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	90
85 and over	62
Less than 65	62

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2015

Hypertension	75
High Cholesterol	60
Stroke	32
Ischemic Heart Disease	51
Depression	49
Chronic Kidney Disease	49
Asthma	13
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	36
Chronic Obstructive Pulmonary Disease	25
Diabetes	41
Dementia	30
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	25
hospital care	147
inpatient care	147

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	74
Female	57

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

**Age**
From 65 to 74	48
From 75 to 84	37
85 and over	23
Less than 65	23

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2016

Hypertension	75
High Cholesterol	66
Stroke	23
Ischemic Heart Disease	48
Depression	50
Chronic Kidney Disease	58
Asthma	36
Osteoperosis	12
Atrial Fibrilation	30
Heart Failure	31
Chronic Obstructive Pulmonary Disease	34
Diabetes	49
Dementia	35
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	17
hospital care	76
inpatient care	76

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	58
Female	37

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

**Age**
From 65 to 74	32
From 75 to 84	17
85 and over	14
Less than 65	32

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2017

Hypertension	75
High Cholesterol	61
Stroke	27
Ischemic Heart Disease	54
Depression	48
Chronic Kidney Disease	53
Asthma	15
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	31
Chronic Obstructive Pulmonary Disease	27
Diabetes	41
Dementia	27
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	14
hospital care	177
inpatient care	177

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	66
Female	73

**Ethnicity**
Non-Hispanic White	102
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	49
85 and over	22
Less than 65	29

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	24
Ischemic Heart Disease	53
Depression	58
Chronic Kidney Disease	64
Asthma	8
Osteoperosis	10
Atrial Fibrilation	27
Heart Failure	37
Chronic Obstructive Pulmonary Disease	29
Diabetes	45
Dementia	42
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

hospital care	331
inpatient care	331

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	107
Female	65

**Ethnicity**
Non-Hispanic White	132
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	55
85 and over	40
Less than 65	27

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2019

Hypertension	75
High Cholesterol	67
Stroke	30
Ischemic Heart Disease	51
Depression	52
Chronic Kidney Disease	63
Asthma	10
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	47
Dementia	44
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	15
hospital care	102
inpatient care	102

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	38
Female	39

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

**Age**
From 65 to 74	28
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2020

Hypertension	75
High Cholesterol	51
Stroke	17
Ischemic Heart Disease	39
Depression	43
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	26
Chronic Obstructive Pulmonary Disease	32
Diabetes	30
Dementia	32
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	62

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	37
Female	15

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

**Age**
From 65 to 74	18
From 75 to 84	14
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2021

Hypertension	75
High Cholesterol	63
Stroke	21
Ischemic Heart Disease	48
Depression	37
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	38
Diabetes	31
Dementia	29
Cancer	25

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	46

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	20
Female	19

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

**Age**
From 65 to 74	14
From 75 to 84	11
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2022

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	0
Depression	28
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	36
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

doctor visit	39

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	23
Female	22

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

**Age**
From 65 to 74	17
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David R. Gens, MD in 2023

Hypertension	75
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	40
Depression	38
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	33
Heart Failure	0
Chronic Obstructive Pulmonary Disease	29
Diabetes	36
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. David R. Gens, MD for Medicare patients.

The highest averages for the top procedures that Dr. David R. Gens, MD treated as a general surgeon in Baltimore, MD were hospital care and inpatient care.

doctor visit	27
hospital care	153
inpatient care	153

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. David R. Gens, MD.

**Gender**
Male	58
Female	48

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	78
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	32
85 and over	18
Less than 65	18
65 to 74	31

Average of Total of Conditions of Medicare patients treated by Dr. David R. Gens, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. David R. Gens, MD treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	68
High Cholesterol	57
Stroke	17
Ischemic Heart Disease	41
Depression	41
Chronic Kidney Disease	40
Asthma	8
Osteoporosis	6
Heart Failure	24
Chronic Obstructive Pulmonary Disease	25
Diabetes	35
Atrial Fibrillation	20
Cancer	10
Dementia	25

Education & Training

Dr. David R. Gens, MD graduated from Free University of Brussels in 1976. He completed residency at George Washington University Medical Center. He has a state license in Maryland.

Medical School: Free University of Brussels (1976)

Residency: George Washington University Medical Center (1981)

Licensed In: Maryland

Affiliations & Hospitals

Dr. David R. Gens, MD is associated with these hospitals and organizations:

University of Maryland Medical System

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$1,074 ANDEXXA $1,074
LIFECELL CORPORATION	$479 STRATTICE $356	AlloDerm $124
Alexion Pharmaceuticals, Inc.	$269 ANDEXXA $269
Aroa Biosurgery Incorporated	$119 $119
Baxter Healthcare	$105 PerClot $105
Other	$123 RECARBRIO $35	LigaSure $22	Echelon Circular $19	Echelon Powered Circular $18	PriMatrix $17	Other $12

**Types of Payments**
Food and Beverage	$2,169

Biography

Dr. David Gens specializes in general surgery, trauma surgery, and critical care (intensive care medicine). Dr. Gens is affiliated with the University of Maryland Medical System. He studied medicine at Free University of Brussels. He trained at George Washington University Medical Center for residency.