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Dr. David Wei, MD

Accepting New Patients

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Specializes in: Emergency Medicine

Northwestern University, Feinberg School of Medicine

112 La Casa Viaduct Suite 135
Walnut Creek, CA 94598

(925) 471-4291

Dr. David Wei, MD is an emergency medicine doctor in Walnut Creek, CA specializing in emergency medicine. He graduated from Northwestern University, Feinberg School of Medicine. Dr. David Wei, MD is affiliated with John Muir Health.

Office Locations

John Muir Health

112 La Casa Viaduct Suite 135
Walnut Creek, CA 94598

(925) 471-4291

(925) 488-2413

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1601 Ygnacio Valley Road
Walnut Creek, CA 94598

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Noteworthy Medicare Patient Procedures Performed by Dr. David Wei, 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. David Wei, MD performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2012 were emergency care, X-rays and thoracic (chest) imaging.

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

emergency care	841
thoracic (chest) imaging	31
X-rays	31

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2013 were emergency care, X-rays, thoracic (chest) imaging and catheterization.

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

catheterization	13
emergency care	908
thoracic (chest) imaging	35
X-rays	35

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	396
Female	525

**Ethnicity**
Non-Hispanic White	503
Black	136
Hispanic	136
Asian	128
Other	0
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	254
85 and over	184
Less than 65	224

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

Hypertension	75
High Cholesterol	56
Stroke	11
Ischemic Heart Disease	46
Depression	33
Chronic Kidney Disease	42
Asthma	17
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	39
Chronic Obstructive Pulmonary Disease	25
Diabetes	41
Dementia	27
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2014 were emergency care.

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

emergency care	733

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	298
Female	433

**Ethnicity**
Non-Hispanic White	387
Black	83
Hispanic	141
Asian	103
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	215
85 and over	178
Less than 65	148

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

Hypertension	75
High Cholesterol	65
Stroke	14
Ischemic Heart Disease	48
Depression	38
Chronic Kidney Disease	44
Asthma	17
Osteoperosis	14
Atrial Fibrilation	20
Heart Failure	40
Chronic Obstructive Pulmonary Disease	26
Diabetes	43
Dementia	30
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2015 were emergency care.

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

emergency care	719

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	590
Female	880

**Ethnicity**
Non-Hispanic White	994
Black	116
Hispanic	180
Asian	150
Other	0
Native American	0

**Age**
From 65 to 74	404
From 75 to 84	366
85 and over	424
Less than 65	276

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

Hypertension	75
High Cholesterol	59
Stroke	14
Ischemic Heart Disease	45
Depression	39
Chronic Kidney Disease	44
Asthma	22
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	35
Chronic Obstructive Pulmonary Disease	26
Diabetes	41
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2016 were emergency care.

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

emergency care	656

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	296
Female	378

**Ethnicity**
Non-Hispanic White	540
Black	28
Hispanic	36
Asian	42
Other	0
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	214
85 and over	218
Less than 65	63

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

Hypertension	75
High Cholesterol	64
Stroke	12
Ischemic Heart Disease	38
Depression	36
Chronic Kidney Disease	49
Asthma	28
Osteoperosis	18
Atrial Fibrilation	25
Heart Failure	31
Chronic Obstructive Pulmonary Disease	23
Diabetes	30
Dementia	28
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2017 were emergency care.

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

emergency care	621

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	279
Female	374

**Ethnicity**
Non-Hispanic White	516
Black	30
Hispanic	43
Asian	40
Other	0
Native American	0

**Age**
From 65 to 74	188
From 75 to 84	197
85 and over	193
Less than 65	75

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

Hypertension	75
High Cholesterol	57
Stroke	12
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	17
Atrial Fibrilation	26
Heart Failure	31
Chronic Obstructive Pulmonary Disease	23
Diabetes	29
Dementia	26
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2018 were emergency care.

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

emergency care	727

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	327
Female	404

**Ethnicity**
Non-Hispanic White	517
Black	55
Hispanic	72
Asian	63
Other	0
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	209
85 and over	166
Less than 65	134

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

Hypertension	75
High Cholesterol	65
Stroke	11
Ischemic Heart Disease	40
Depression	36
Chronic Kidney Disease	54
Asthma	17
Osteoperosis	11
Atrial Fibrilation	24
Heart Failure	34
Chronic Obstructive Pulmonary Disease	28
Diabetes	39
Dementia	23
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2019 were emergency care.

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

emergency care	680

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	310
Female	428

**Ethnicity**
Non-Hispanic White	518
Black	74
Hispanic	77
Asian	53
Other	16
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	203
85 and over	172
Less than 65	137

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

Hypertension	75
High Cholesterol	68
Stroke	11
Ischemic Heart Disease	43
Depression	42
Chronic Kidney Disease	57
Asthma	15
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	37
Chronic Obstructive Pulmonary Disease	25
Diabetes	37
Dementia	25
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2020 were emergency care, debridement (removal of unhealthy tissue), excision and vascular procedures.

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

debridement (removal of unhealthy tissue)	200
doctor visit	219
emergency care	515
excision	120
vascular procedures	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	286
Female	387

**Ethnicity**
Non-Hispanic White	469
Black	51
Hispanic	74
Asian	56
Other	0
Native American	0

**Age**
From 65 to 74	202
From 75 to 84	217
85 and over	165
Less than 65	89

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

Hypertension	75
High Cholesterol	67
Stroke	12
Ischemic Heart Disease	46
Depression	41
Chronic Kidney Disease	58
Asthma	14
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	37
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2021 were emergency care, debridement (removal of unhealthy tissue), excision and vascular procedures.

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

debridement (removal of unhealthy tissue)	413
doctor visit	491
emergency care	645
excision	325
vascular procedures	33

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	372
Female	477

**Ethnicity**
Non-Hispanic White	622
Black	62
Hispanic	85
Asian	55
Other	0
Native American	0

**Age**
From 65 to 74	257
From 75 to 84	261
85 and over	221
Less than 65	110

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

Hypertension	75
High Cholesterol	66
Stroke	14
Ischemic Heart Disease	40
Depression	38
Chronic Kidney Disease	57
Asthma	16
Osteoperosis	17
Atrial Fibrilation	22
Heart Failure	38
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	26
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA during 2022 were emergency care, debridement (removal of unhealthy tissue), excision and vascular procedures.

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

debridement (removal of unhealthy tissue)	312
doctor visit	452
emergency care	461
excision	227
minor procedures	18
vascular procedures	32

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	279
Female	410

**Ethnicity**
Non-Hispanic White	499
Black	39
Hispanic	66
Asian	49
Other	0
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	242
85 and over	189
Less than 65	63

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

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	35
Depression	32
Chronic Kidney Disease	41
Asthma	16
Osteoperosis	24
Atrial Fibrilation	37
Heart Failure	35
Chronic Obstructive Pulmonary Disease	24
Diabetes	36
Dementia	19
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

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

The highest averages for the top procedures that Dr. David Wei, MD treated as an emergency medicine doctor in Walnut Creek, CA were emergency care, debridement (removal of unhealthy tissue), excision and X-rays.

catheterization	13
debridement (removal of unhealthy tissue)	308
doctor visit	387
emergency care	682
excision	224
minor procedures	18
thoracic (chest) imaging	33
vascular procedures	26
X-rays	33

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David Wei, MD.

**Gender**
Male	312
Female	426

**Ethnicity**
Black / African American	61
Asian / Pacific Islander	67
Non-Hispanic White	505
Native American / Alaskan Native	0
Hispanic	82
Other	1

**Age**
75 to 84	216
85 and over	191
Less than 65	119
65 to 74	211

Average of Total of Conditions of Medicare patients treated by Dr. David Wei, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	58
Stroke	11
Ischemic Heart Disease	38
Depression	33
Chronic Kidney Disease	45
Asthma	15
Osteoporosis	14
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	33
Atrial Fibrillation	21
Dementia	23
Cancer	13

Education & Training

Dr. David Wei, MD graduated from Northwestern University, Feinberg School of Medicine. He completed residency at University of Michigan Affiliated Hospitals. He is certified by the Certification: American Board of Emergency Medicine and has a state license in California.

Medical School: Northwestern University, Feinberg School of Medicine

Residency: University of Michigan Affiliated Hospitals

Board Certification: Certification: American Board of Emergency Medicine

Licensed In: California

Affiliations & Hospitals

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

John Muir Health

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General Payments

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

**Payments by Company**
Smith+Nephew, Inc.	$206 RENASYS GO v2 HOME $105	GRAFIX PL $35	COLLAGENASE SANTYL $27	STRAVIX $23	GRAFIX $16
Organogenesis Inc.	$100 PuraPly $100
Convatec Inc.	$33 AQUACEL AG+ $33
EMD Serono, Inc.	$15 Rebif $15

**Types of Payments**
Food and Beverage	$354

Biography

Dr. David Wei's areas of specialization are general practice and emergency medicine; he sees patients in Walnut Creek, CA. He attended Northwestern University, Feinberg School of Medicine and then went on to complete his residency at a hospital affiliated with the University of Michigan. His clinical interests encompass urgent care and emergency care. Dr. Wei is professionally affiliated with John Muir Health. According to John Muir Health, new patients are welcome to contact his office in Walnut Creek, CA.

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Dr. David Wei, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. David Wei, 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. David Wei, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

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

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

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

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

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

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

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

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David Wei, 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. David Wei, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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