Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > DE Providers > Anesthesiologists

Dr. James Aaron Leonard, MD

(No ratings)

Specializes in: Anesthesiology

UMDNJ-Robert Wood Johnson Medical School (2009)

4755 Ogletown - Stanton Road
Newark, DE 19718

(302) 733-1100

Dr. James Aaron Leonard, MD is an anesthesiologist in Newark, DE specializing in anesthesiology. He graduated from UMDNJ-Robert Wood Johnson Medical School in 2009 and has 17 years of experience. Dr. James Aaron Leonard, MD is affiliated with ANESTHESIA SERVICES PA.

Office Locations

4755 Ogletown - Stanton Road
Newark, DE 19718

open_in_new

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

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

Top 5%

By Volume:

transesophageal echocardiography

In 2023, Dr. James Aaron Leonard, MD performed more transesophageal echocardiography (TEE) procedures for Medicare patients than 95% of providers in related specialties within Delaware.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2012 were nursing home care.

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

nursing home care	448

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2013 were nursing home care.

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

nursing home care	449

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	54
Female	32

**Ethnicity**
Non-Hispanic White	51
Black	21
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	19
From 75 to 84	12
85 and over	13
Less than 65	42

Conditions of Medicare patients treated by Dr. James Aaron Leonard, MD in 2013

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	72
Depression	59
Chronic Kidney Disease	50
Asthma	0
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	50
Chronic Obstructive Pulmonary Disease	33
Diabetes	53
Dementia	71
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	56
Female	70

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

**Age**
From 65 to 74	47
From 75 to 84	38
85 and over	17
Less than 65	24

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

Hypertension	75
High Cholesterol	71
Stroke	10
Ischemic Heart Disease	57
Depression	40
Chronic Kidney Disease	50
Asthma	13
Osteoperosis	9
Atrial Fibrilation	25
Heart Failure	35
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2018 were minimally invasive procedures, cardiac procedures, ultrasound (sonogram) and catheterization.

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

cardiac procedures	118
catheterization	50
minimally invasive procedures	118
ultrasound (sonogram)	68

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	309
Female	229

**Ethnicity**
Non-Hispanic White	455
Black	61
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	207
85 and over	74
Less than 65	46

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

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	74
Depression	31
Chronic Kidney Disease	53
Asthma	9
Osteoperosis	6
Atrial Fibrilation	58
Heart Failure	55
Chronic Obstructive Pulmonary Disease	27
Diabetes	43
Dementia	13
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2019 were minimally invasive procedures, cardiac procedures, ultrasound (sonogram) and catheterization.

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

cardiac procedures	105
catheterization	39
minimally invasive procedures	105
ultrasound (sonogram)	66

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	301
Female	234

**Ethnicity**
Non-Hispanic White	445
Black	56
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	188
85 and over	77
Less than 65	44

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

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	73
Depression	26
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	8
Atrial Fibrilation	60
Heart Failure	53
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2020 were minimally invasive procedures, cardiac procedures, ultrasound (sonogram) and catheterization.

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

cardiac procedures	108
catheterization	38
minimally invasive procedures	108
ultrasound (sonogram)	70

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	239
Female	149

**Ethnicity**
Non-Hispanic White	336
Black	35
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	141
85 and over	55
Less than 65	33

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

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	75
Depression	24
Chronic Kidney Disease	52
Asthma	9
Osteoperosis	4
Atrial Fibrilation	59
Heart Failure	52
Chronic Obstructive Pulmonary Disease	23
Diabetes	43
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2021 were minimally invasive procedures, cardiac procedures, ultrasound (sonogram) and catheterization.

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

cardiac procedures	79
catheterization	27
minimally invasive procedures	79
ultrasound (sonogram)	52

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	238
Female	157

**Ethnicity**
Non-Hispanic White	328
Black	48
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	156
85 and over	58
Less than 65	32

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

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	74
Depression	27
Chronic Kidney Disease	50
Asthma	10
Osteoperosis	9
Atrial Fibrilation	51
Heart Failure	48
Chronic Obstructive Pulmonary Disease	19
Diabetes	42
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE during 2022 were ultrasound (sonogram), minimally invasive procedures and cardiac procedures.

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

cardiac procedures	66
minimally invasive procedures	66
ultrasound (sonogram)	66

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	123
Female	112

**Ethnicity**
Non-Hispanic White	202
Black	21
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	108
85 and over	19
Less than 65	18

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

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	67
Depression	26
Chronic Kidney Disease	39
Asthma	14
Osteoperosis	12
Atrial Fibrilation	65
Heart Failure	49
Chronic Obstructive Pulmonary Disease	23
Diabetes	43
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

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

The highest averages for the top procedures that Dr. James Aaron Leonard, MD treated as an anesthesiologist in Newark, DE were nursing home care, minimally invasive procedures, cardiac procedures and ultrasound (sonogram).

cardiac procedures	95
catheterization	38
minimally invasive procedures	95
nursing home care	448
ultrasound (sonogram)	64

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. James Aaron Leonard, MD.

**Gender**
Male	165
Female	122

**Ethnicity**
Black / African American	30
Asian / Pacific Islander	0
Non-Hispanic White	239
Native American / Alaskan Native	0
Hispanic	1
Other	1

**Age**
75 to 84	106
85 and over	39
Less than 65	29
65 to 74	112

Average of Total of Conditions of Medicare patients treated by Dr. James Aaron Leonard, MD From 2012 - 2022

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

Hypertension	65
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	61
Depression	29
Chronic Kidney Disease	42
Asthma	8
Osteoporosis	6
Heart Failure	42
Chronic Obstructive Pulmonary Disease	21
Diabetes	37
Atrial Fibrillation	41
Dementia	17
Cancer	10

Education & Training

Dr. James Aaron Leonard, MD graduated from UMDNJ-Robert Wood Johnson Medical School in 2009. He has a state license in Delaware.

Medical School: UMDNJ-Robert Wood Johnson Medical School (2009)

Licensed In: Delaware

Affiliations & Hospitals

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

ANESTHESIA SERVICES PA

Ratings & Reviews

Dr. James Aaron Leonard, MD does not have any reviews yet, be the first to leave a review of Dr. James Aaron Leonard, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Zimmer Biomet Holdings, Inc.	$48 SternaLock Blu $48
Bayer HealthCare Pharmaceuticals Inc.	$45 Adempas $45
Abbott Laboratories	$24 Epic Stented Tissue Valve $24

**Types of Payments**
Food and Beverage	$118

Biography

Dr. James Leonard is a specialist in anesthesiology in Newark, DE. Dr. Leonard is a graduate of UMDNJ-Robert Wood Johnson Medical School.

Select Year:

Dr. James Aaron Leonard, MD

Office Locations

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

By Volume:

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. James Aaron Leonard, MD in 2013

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

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

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. James Aaron Leonard, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Anesthesiologists in Nearby Locations

Other Providers in Newark, DE