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Dr. Leonard Mason, MD

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Specializes in: General Surgery and Trauma Surgery
Temple University School of Medicine (2007)
4735 Ogletown Stanton Road Suite 3301
Newark, DE 19713

Dr. Leonard Mason, MD is a general surgeon in Newark, DE specializing in general surgery and trauma surgery. He graduated from Temple University School of Medicine in 2007 and has 19 years of experience. Dr. Leonard Mason, MD is affiliated with CHRISTIANA CARE HEALTH SERVICES INC.

View Doctor's Full Profile (302) 623-4370

Office Locations

4735 Ogletown Stanton Road Suite 3301
Newark, DE 19713
(302) 623-4370
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Leonard Mason, MD in 2023

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

Top 5%

By Volume:

emergency room care

In 2023, Dr. Leonard Mason, MD performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within Delaware.

Top 25%

By Volume:

inpatient hospital care

In 2013, Dr. Leonard Mason, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Delaware.

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 159
inpatient care 159

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 122
Female 56
Ethnicity
Non-Hispanic White 132
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 58
From 75 to 84 0
85 and over 0
Less than 65 66

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2015

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2015 were hypertension, stroke, high cholesterol and ischemic heart disease.

Hypertension 73
High Cholesterol 46
Stroke 47
Ischemic Heart Disease 46
Depression 33
Chronic Kidney Disease 39
Asthma 18
Osteoperosis 0
Atrial Fibrilation 13
Heart Failure 34
Chronic Obstructive Pulmonary Disease 21
Diabetes 37
Dementia 20
Cancer 0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 320
inpatient care 320

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 121
Female 78
Ethnicity
Non-Hispanic White 113
Black 65
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 67
From 75 to 84 40
85 and over 23
Less than 65 69

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2016

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2016 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 75
High Cholesterol 56
Stroke 18
Ischemic Heart Disease 51
Depression 39
Chronic Kidney Disease 54
Asthma 37
Osteoperosis 9
Atrial Fibrilation 18
Heart Failure 42
Chronic Obstructive Pulmonary Disease 36
Diabetes 46
Dementia 27
Cancer 10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 190
inpatient care 190

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 120
Female 69
Ethnicity
Non-Hispanic White 70
Black 83
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 60
From 75 to 84 38
85 and over 22
Less than 65 69

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2017

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2017 were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension 75
High Cholesterol 55
Stroke 18
Ischemic Heart Disease 51
Depression 41
Chronic Kidney Disease 66
Asthma 14
Osteoperosis 10
Atrial Fibrilation 18
Heart Failure 43
Chronic Obstructive Pulmonary Disease 26
Diabetes 48
Dementia 29
Cancer 16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

doctor visit 12
hospital care 151
inpatient care 151

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 103
Female 93
Ethnicity
Non-Hispanic White 77
Black 76
Hispanic 31
Asian 0
Other 0
Native American 0
Age
From 65 to 74 71
From 75 to 84 36
85 and over 21
Less than 65 68

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2018

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2018 were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension 75
High Cholesterol 67
Stroke 29
Ischemic Heart Disease 59
Depression 40
Chronic Kidney Disease 68
Asthma 16
Osteoperosis 8
Atrial Fibrilation 22
Heart Failure 42
Chronic Obstructive Pulmonary Disease 27
Diabetes 50
Dementia 24
Cancer 12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

doctor visit 13
hospital care 176
inpatient care 176

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 92
Female 68
Ethnicity
Non-Hispanic White 64
Black 63
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 61
From 75 to 84 27
85 and over 14
Less than 65 58

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2019

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2019 were hypertension, chronic kidney disease, ischemic heart disease and diabetes.

Hypertension 75
High Cholesterol 53
Stroke 22
Ischemic Heart Disease 57
Depression 46
Chronic Kidney Disease 61
Asthma 12
Osteoperosis 8
Atrial Fibrilation 26
Heart Failure 45
Chronic Obstructive Pulmonary Disease 34
Diabetes 53
Dementia 36
Cancer 13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 286
inpatient care 286

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 140
Female 131
Ethnicity
Non-Hispanic White 199
Black 50
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 79
From 75 to 84 85
85 and over 68
Less than 65 39

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2020

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2020 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 75
High Cholesterol 68
Stroke 22
Ischemic Heart Disease 57
Depression 44
Chronic Kidney Disease 60
Asthma 10
Osteoperosis 12
Atrial Fibrilation 27
Heart Failure 39
Chronic Obstructive Pulmonary Disease 27
Diabetes 37
Dementia 34
Cancer 15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 347
inpatient care 347

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 169
Female 180
Ethnicity
Non-Hispanic White 296
Black 33
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 105
From 75 to 84 105
85 and over 107
Less than 65 32

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2021

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2021 were high cholesterol, hypertension, chronic kidney disease and depression.

Hypertension 75
High Cholesterol 75
Stroke 20
Ischemic Heart Disease 48
Depression 48
Chronic Kidney Disease 56
Asthma 9
Osteoperosis 17
Atrial Fibrilation 31
Heart Failure 36
Chronic Obstructive Pulmonary Disease 25
Diabetes 33
Dementia 31
Cancer 16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

hospital care 184
inpatient care 184

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 103
Female 118
Ethnicity
Non-Hispanic White 185
Black 23
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 69
From 75 to 84 70
85 and over 54
Less than 65 28

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2022

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2022 were high cholesterol, hypertension, atrial fibrilation and chronic kidney disease.

Hypertension 75
High Cholesterol 75
Stroke 29
Ischemic Heart Disease 40
Depression 40
Chronic Kidney Disease 42
Asthma 12
Osteoperosis 24
Atrial Fibrilation 42
Heart Failure 35
Chronic Obstructive Pulmonary Disease 29
Diabetes 42
Dementia 25
Cancer 21

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE during 2023 were hospital care, inpatient care and emergency care.

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

emergency care 33
hospital care 234
inpatient care 234

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Male 126
Female 152
Ethnicity
Non-Hispanic White 217
Black 28
Hispanic 0
Asian 0
Other 19
Native American 0
Age
From 65 to 74 81
From 75 to 84 97
85 and over 69
Less than 65 31

Conditions of Medicare patients treated by Dr. Leonard Mason, MD in 2023

The most common conditions of Medicare patients that Dr. Leonard Mason, MD treated during 2023 were high cholesterol, hypertension, ischemic heart disease and depression.

Hypertension 75
High Cholesterol 75
Stroke 30
Ischemic Heart Disease 45
Depression 44
Chronic Kidney Disease 42
Asthma 10
Osteoperosis 21
Atrial Fibrilation 41
Heart Failure 33
Chronic Obstructive Pulmonary Disease 28
Diabetes 41
Dementia 23
Cancer 18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2015 - 2023

Volume of procedures performed by Dr. Leonard Mason, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leonard Mason, MD treated as a general surgeon in Newark, DE were hospital care, inpatient care and emergency care.

doctor visit 12
emergency care 33
hospital care 227
inpatient care 227

Average Medicare Patient Data From 2015 - 2023

Information about Medicare patients treated by Dr. Leonard Mason, MD.

Gender
Female 105
Male 121
Ethnicity
Black / African American 46
Asian / Pacific Islander 0
Non-Hispanic White 150
Hispanic 3
Native American / Alaskan Native 0
Other 2
Age
85 and over 42
75 to 84 55
Less than 65 51
65 to 74 72

Average of Total of Conditions of Medicare patients treated by Dr. Leonard Mason, MD From 2015 - 2023

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

Hypertension 74
High Cholesterol 63
Stroke 26
Ischemic Heart Disease 50
Depression 41
Chronic Kidney Disease 54
Asthma 15
Osteoporosis 12
Heart Failure 38
Chronic Obstructive Pulmonary Disease 28
Diabetes 43
Atrial Fibrillation 26
Cancer 13
Dementia 27

Education & Training

Dr. Leonard Mason, MD graduated from Temple University School of Medicine in 2007. He has a state license in Pennsylvania.

Medical School: Temple University School of Medicine (2007)

Licensed In: Pennsylvania

Affiliations & Hospitals

Dr. Leonard Mason, MD is associated with these hospitals and organizations:

CHRISTIANA CARE HEALTH SERVICES INC

Ratings & Reviews

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General Payments

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

Payments by Company
DePuy Synthes Sales Inc. $988 MATRIXRIB
$988
Zimmer Biomet Holdings, Inc. $191 Persona
$149 		Rib Fix Blu
$30 		Thoracic
$13
E.R. Squibb & Sons, L.L.C. $55 ELIQUIS
$55
Merck Sharp & Dohme Corporation $34 BRIDION
$34
Janssen Pharmaceuticals, Inc $12 XARELTO
$12
Other $11 Kcentra
$11
Types of Payments
Travel and Lodging $782
Food and Beverage $510

Biography

Dr. Leonard Mason's specialties are general surgery and trauma surgery. He graduated from Temple University School of Medicine.

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