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Dr. Ellen Ann Leng, MD

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Specializes in: Emergency Medicine

University of Texas Health Science Center at San Antonio, School of Medicine

3901 Lone Tree Way
Antioch, CA 94509

(925) 779-7273

Dr. Ellen Ann Leng, MD is an emergency medicine doctor in Antioch, CA specializing in emergency medicine. She graduated from University of Texas Health Science Center at San Antonio, School of Medicine. Dr. Ellen Ann Leng, MD is affiliated with Sutter Health.

Office Locations

Sutter Health

3901 Lone Tree Way
Antioch, CA 94509

(925) 779-7273

(925) 779-7281

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Noteworthy Medicare Patient Procedures Performed by Dr. Ellen Ann Leng, MD in 2024

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

Top 5%

By Affordability:

ankle brachial index

vascular physiologic studies

In 2024, Dr. Ellen Ann Leng, MD had a list price for ankle brachial index (ABI), and vascular physiologic studies that was lower than the list prices billed to Medicare by 95% of providers in related specialties within California. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 25%

By Affordability:

vascular procedures

vascular studies

In 2012, Dr. Ellen Ann Leng, MD had a list price for vascular procedures, and vascular studies that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2012 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	299

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2013 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	316

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	134
Female	219

**Ethnicity**
Non-Hispanic White	302
Black	0
Hispanic	15
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	110
85 and over	108
Less than 65	36

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2013

Hypertension	75
High Cholesterol	60
Stroke	9
Ischemic Heart Disease	39
Depression	28
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	16
Atrial Fibrilation	21
Heart Failure	28
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	28
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2014 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	346

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	158
Female	234

**Ethnicity**
Non-Hispanic White	345
Black	0
Hispanic	11
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	114
85 and over	144
Less than 65	36

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	12
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	18
Atrial Fibrilation	28
Heart Failure	31
Chronic Obstructive Pulmonary Disease	20
Diabetes	23
Dementia	27
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2015 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	380

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	338
Female	498

**Ethnicity**
Non-Hispanic White	692
Black	0
Hispanic	38
Asian	60
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	244
85 and over	312
Less than 65	72

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	16
Ischemic Heart Disease	44
Depression	32
Chronic Kidney Disease	46
Asthma	21
Osteoperosis	17
Atrial Fibrilation	27
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	27
Dementia	26
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2016 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	354

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	142
Female	221

**Ethnicity**
Non-Hispanic White	304
Black	15
Hispanic	0
Asian	19
Other	0
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	116
85 and over	133
Less than 65	39

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2016

Hypertension	75
High Cholesterol	58
Stroke	12
Ischemic Heart Disease	41
Depression	33
Chronic Kidney Disease	50
Asthma	28
Osteoperosis	16
Atrial Fibrilation	24
Heart Failure	32
Chronic Obstructive Pulmonary Disease	25
Diabetes	32
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2017 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	332

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	154
Female	220

**Ethnicity**
Non-Hispanic White	303
Black	0
Hispanic	17
Asian	27
Other	13
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	115
85 and over	131
Less than 65	42

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	11
Ischemic Heart Disease	43
Depression	40
Chronic Kidney Disease	52
Asthma	11
Osteoperosis	18
Atrial Fibrilation	28
Heart Failure	32
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	28
Cancer	21

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2018 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	397

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	193
Female	241

**Ethnicity**
Non-Hispanic White	315
Black	39
Hispanic	30
Asian	33
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	134
85 and over	117
Less than 65	60

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	47
Depression	38
Chronic Kidney Disease	58
Asthma	16
Osteoperosis	15
Atrial Fibrilation	25
Heart Failure	39
Chronic Obstructive Pulmonary Disease	27
Diabetes	35
Dementia	30
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2019 were emergency care.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

emergency care	369

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	167
Female	245

**Ethnicity**
Non-Hispanic White	304
Black	37
Hispanic	36
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	126
85 and over	99
Less than 65	61

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2019

Hypertension	75
High Cholesterol	66
Stroke	11
Ischemic Heart Disease	42
Depression	41
Chronic Kidney Disease	57
Asthma	17
Osteoperosis	16
Atrial Fibrilation	21
Heart Failure	33
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2020 were emergency care, debridement (removal of unhealthy tissue), excision and vascular procedures.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

debridement (removal of unhealthy tissue)	262
doctor visit	284
emergency care	268
excision	234
vascular procedures	23

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	166
Female	244

**Ethnicity**
Non-Hispanic White	295
Black	38
Hispanic	33
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	126
85 and over	97
Less than 65	55

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2020

Hypertension	75
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	42
Depression	40
Chronic Kidney Disease	58
Asthma	15
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	28
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2021 were debridement (removal of unhealthy tissue), excision, emergency care and vascular procedures.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

debridement (removal of unhealthy tissue)	543
doctor visit	653
emergency care	252
excision	500
vascular procedures	36

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	190
Female	231

**Ethnicity**
Non-Hispanic White	317
Black	0
Hispanic	29
Asian	41
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	144
85 and over	122
Less than 65	45

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2021

Hypertension	75
High Cholesterol	72
Stroke	13
Ischemic Heart Disease	42
Depression	37
Chronic Kidney Disease	58
Asthma	20
Osteoperosis	17
Atrial Fibrilation	27
Heart Failure	38
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Dementia	28
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2022 were debridement (removal of unhealthy tissue), excision, emergency care and vascular procedures.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

debridement (removal of unhealthy tissue)	402
doctor visit	480
emergency care	161
excision	351
vascular procedures	24

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	146
Female	189

**Ethnicity**
Non-Hispanic White	260
Black	21
Hispanic	22
Asian	17
Other	15
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	90
85 and over	124
Less than 65	23

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	44
Asthma	16
Osteoperosis	28
Atrial Fibrilation	39
Heart Failure	38
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	21
Cancer	24

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2023 were debridement (removal of unhealthy tissue), excision and vascular procedures.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

debridement (removal of unhealthy tissue)	455
doctor visit	435
excision	400
vascular procedures	21

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	73
Female	99

**Ethnicity**
Non-Hispanic White	139
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	54
85 and over	63
Less than 65	16

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	37
Depression	31
Chronic Kidney Disease	39
Asthma	16
Osteoperosis	24
Atrial Fibrilation	39
Heart Failure	40
Chronic Obstructive Pulmonary Disease	27
Diabetes	42
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA during 2024 were debridement (removal of unhealthy tissue), excision and vascular procedures.

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

debridement (removal of unhealthy tissue)	264
doctor visit	182
excision	227
vascular procedures	14

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	37
Female	51

**Ethnicity**
Non-Hispanic White	69
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	30
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	32
Depression	30
Chronic Kidney Disease	38
Asthma	13
Osteoperosis	25
Atrial Fibrilation	27
Heart Failure	36
Chronic Obstructive Pulmonary Disease	28
Diabetes	34
Dementia	15
Cancer	26

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Ellen Ann Leng, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ellen Ann Leng, MD treated as an emergency medicine doctor in Antioch, CA were debridement (removal of unhealthy tissue), excision, emergency care and vascular procedures.

debridement (removal of unhealthy tissue)	385
doctor visit	406
emergency care	315
excision	342
vascular procedures	23

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Ellen Ann Leng, MD.

**Gender**
Male	146
Female	207

**Ethnicity**
Black / African American	12
Asian / Pacific Islander	22
Non-Hispanic White	280
Native American / Alaskan Native	0
Hispanic	17
Other	2

**Age**
75 to 84	108
85 and over	111
Less than 65	37
65 to 74	94

Average of Total of Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	61
Stroke	11
Ischemic Heart Disease	37
Depression	31
Chronic Kidney Disease	44
Asthma	14
Osteoporosis	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	30
Atrial Fibrillation	25
Cancer	16
Dementia	23

Education & Training

Dr. Ellen Ann Leng, MD graduated from University of Texas Health Science Center at San Antonio, School of Medicine. She is certified by the Emergency Medicine - Board Certified and has a state license in California.

Medical School: University of Texas Health Science Center at San Antonio, School of Medicine

Board Certification: Emergency Medicine - Board Certified

Licensed In: California

Affiliations & Hospitals

Dr. Ellen Ann Leng, MD is associated with these hospitals and organizations:

Sutter Health

Ratings & Reviews

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Biography

Dr. Ellen Leng's medical specialty is emergency medicine and wound care. She is especially interested in wounds. Dr. Leng is professionally affiliated with John Muir Health and Sutter Health. After attending the University of Texas Health Science Center at San Antonio, School of Medicine, she completed her residency training at Alameda County Medical Center, Highland Hospital. According to John Muir Health, she is currently accepting new patients at her office in Walnut Creek, CA.

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Dr. Ellen Ann Leng, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ellen Ann Leng, MD in 2024

By Affordability:

By Affordability:

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. Ellen Ann Leng, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Ellen Ann Leng, MD From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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