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Dr. William Wei Ming Chen, MD

Accepting New Patients

(5 Ratings)

Specializes in: Adult Allergy & Immunology

Weill Cornell Medical College

Professional interests include: congenital heart disease

2089 Vale Road Suite 34
San Pablo, CA 94806

(510) 235-9247

Dr. William Wei Ming Chen, MD is an allergist in San Pablo, CA specializing in adult allergy & immunology. He graduated from Weill Cornell Medical College. Dr. William Wei Ming Chen, MD is affiliated with Brown and Toland Physicians, John Muir Health and Hill Physicians.

Office Locations

John Muir Health

2089 Vale Road Suite 34
San Pablo, CA 94806

(510) 235-9247

(510) 235-9248

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Noteworthy Medicare Patient Procedures Performed by Dr. William Wei Ming Chen, MD in 2023

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

Top 10%

By Volume:

flu shot

In 2023, Dr. William Wei Ming Chen, MD performed more flu shot procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

preventive care

In 2012, Dr. William Wei Ming Chen, MD performed more preventive care procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2012 were nursing home care, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3031
hospital care	235
inpatient care	235
nursing home care	946
preventive care	290
vaccines	290

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2013 were nursing home care, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3253
hospital care	171
inpatient care	171
nursing home care	795
preventive care	297
vaccines	297

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	416
Female	598

**Ethnicity**
Non-Hispanic White	197
Black	255
Hispanic	150
Asian	384
Other	0
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	296
85 and over	188
Less than 65	221

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2013

Hypertension	75
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	28
Asthma	10
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	24
Chronic Obstructive Pulmonary Disease	17
Diabetes	41
Dementia	17
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2014 were nursing home care, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3870
hospital care	12
inpatient care	12
nursing home care	827
preventive care	376
vaccines	376

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	391
Female	562

**Ethnicity**
Non-Hispanic White	159
Black	218
Hispanic	141
Asian	393
Other	0
Native American	0

**Age**
From 65 to 74	305
From 75 to 84	268
85 and over	189
Less than 65	191

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2014

Hypertension	74
High Cholesterol	50
Stroke	5
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	39
Dementia	16
Cancer	5

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2015 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3852
nursing home care	758
preventive care	417
vaccines	417

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	726
Female	1052

**Ethnicity**
Non-Hispanic White	252
Black	420
Hispanic	258
Asian	770
Other	0
Native American	0

**Age**
From 65 to 74	552
From 75 to 84	500
85 and over	352
Less than 65	374

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2015

Hypertension	73
High Cholesterol	48
Stroke	6
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	3
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	9
Diabetes	37
Dementia	16
Cancer	4

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2016 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3849
nursing home care	609
preventive care	392
vaccines	392

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	335
Female	511

**Ethnicity**
Non-Hispanic White	106
Black	193
Hispanic	131
Asian	374
Other	0
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	251
85 and over	168
Less than 65	169

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2016

Hypertension	72
High Cholesterol	50
Stroke	5
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	27
Asthma	15
Osteoperosis	3
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	38
Dementia	15
Cancer	4

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2017 were skin testing, minimally invasive procedures, allergy testing and preventive care.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

allergy testing	716
doctor visit	3848
minimally invasive procedures	716
nursing home care	530
preventive care	577
skin testing	716
vaccines	577

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	367
Female	510

**Ethnicity**
Non-Hispanic White	119
Black	192
Hispanic	134
Asian	387
Other	0
Native American	0

**Age**
From 65 to 74	277
From 75 to 84	270
85 and over	173
Less than 65	157

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2017

Hypertension	73
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	38
Dementia	16
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2018 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	3443
nursing home care	489
preventive care	482
vaccines	482

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	336
Female	492

**Ethnicity**
Non-Hispanic White	109
Black	180
Hispanic	118
Asian	374
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	249
85 and over	151
Less than 65	144

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2018

Hypertension	70
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	21
Depression	15
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	39
Dementia	16
Cancer	5

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2019 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	2965
nursing home care	455
preventive care	354
vaccines	354

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	317
Female	451

**Ethnicity**
Non-Hispanic White	104
Black	168
Hispanic	99
Asian	354
Other	0
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	228
85 and over	151
Less than 65	130

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2019

Hypertension	70
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	22
Depression	14
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	3
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	38
Dementia	16
Cancer	5

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2020 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	2582
nursing home care	433
preventive care	403
vaccines	403

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	287
Female	408

**Ethnicity**
Non-Hispanic White	101
Black	126
Hispanic	94
Asian	333
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	226
85 and over	127
Less than 65	112

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2020

Hypertension	63
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	21
Depression	16
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	4
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	39
Dementia	16
Cancer	5

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2021 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	2367
nursing home care	429
preventive care	362
vaccines	362

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	340
Female	464

**Ethnicity**
Non-Hispanic White	117
Black	152
Hispanic	105
Asian	382
Other	0
Native American	0

**Age**
From 65 to 74	314
From 75 to 84	251
85 and over	134
Less than 65	105

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2021

Hypertension	53
High Cholesterol	45
Stroke	4
Ischemic Heart Disease	17
Depression	14
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	3
Atrial Fibrilation	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	29
Dementia	11
Cancer	4

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA during 2022 were nursing home care, preventive care and vaccines.

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

doctor visit	1966
nursing home care	274
preventive care	272
vaccines	272

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	254
Female	375

**Ethnicity**
Non-Hispanic White	86
Black	118
Hispanic	80
Asian	305
Other	0
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	203
85 and over	118
Less than 65	86

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	9
Ischemic Heart Disease	17
Depression	15
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	37
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Wei Ming Chen, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Wei Ming Chen, MD treated as an allergist in San Pablo, CA were skin testing, allergy testing, minimally invasive procedures and nursing home care.

allergy testing	716
doctor visit	3184
hospital care	139
inpatient care	139
minimally invasive procedures	716
nursing home care	595
preventive care	383
skin testing	716
vaccines	383

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Wei Ming Chen, MD.

**Gender**
Male	342
Female	493

**Ethnicity**
Black / African American	183
Asian / Pacific Islander	368
Non-Hispanic White	122
Hispanic	119
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	249
85 and over	159
Less than 65	153
65 to 74	273

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

The highest averages of the most common conditions of Medicare patients that Dr. William Wei Ming Chen, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	63
High Cholesterol	47
Stroke	5
Ischemic Heart Disease	20
Depression	14
Chronic Kidney Disease	24
Asthma	7
Osteoporosis	3
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	34
Atrial Fibrillation	7
Cancer	4
Dementia	13

Education & Training

Dr. William Wei Ming Chen, MD graduated from Weill Cornell Medical College. He completed residency at University of California, Irvine Affiliated Hospitals. He is certified by the American Board of Internal Medicine American Board of Allergy and Immunology (Certified) and has a state license in California.

Medical School: Weill Cornell Medical College

Residency: University of California, Irvine Affiliated Hospitals

Board Certification: American Board of Internal Medicine American Board of Allergy and Immunology (Certified)

Licensed In: California

Affiliations & Hospitals

Dr. William Wei Ming Chen, MD is associated with these hospitals and organizations:

Brown and Toland Physicians

John Muir Health

Hill Physicians

Ratings & Reviews

Dr. William Wei Ming Chen, MD has a good overall rating with an average of 3.4 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. William Wei Ming Chen, MD from all over the web to help you find the right in San Pablo, CA.

3.4

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$2,699 FASENRA $843	SYMBICORT $689	FARXIGA $249	BEVESPI AEROSPHERE $201	TUDORZA $151	Other $565
Pfizer Inc.	$1,436 PREVNAR 13 $550	PREVNAR 20 $416	EUCRISA $188	COLOGUARD $90	ELIQUIS $66	Other $127
Amarin Pharma Inc.	$1,231 Vascepa $1,231
Novo Nordisk Inc	$696 RYBELSUS $227	Ozempic $152	Xultophy 100/3.6 $134	Tresiba $63	Victoza $55	Other $65
Sunovion Pharmaceuticals Inc.	$347 APTIOM $147	GEMTESA $118	Brovana $35	Lonhala Magnair $26	LATUDA $21
Other	$3,219 JARDIANCE $306	Enbrel $237	ANORO ELLIPTA $162	UBRELVY $155	XARELTO $153	Other $2,206

**Types of Payments**
Food and Beverage	$9,347
Education	$281

Biography

Dr. William Chen is a San Pablo, CA physician who specializes in adult allergy & immunology. Patients gave him an average rating of 3.5 stars (out of 5). In Dr. Chen's practice, he is particularly interested in congenital heart disease. He is affiliated with Brown and Toland Physicians, Hill Physicians, and John Muir Health. According to John Muir Health, new patients are welcome to contact Dr. Chen's office in San Pablo, CA. After completing medical school at Weill Cornell Medical College, he performed his residency at a hospital affiliated with the University of California, Irvine. In addition to English, he speaks Mandarin.

Select Year:

Dr. William Wei Ming Chen, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William Wei Ming Chen, MD in 2023

By Volume:

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. William Wei Ming Chen, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei Ming Chen, 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. William Wei Ming Chen, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in San Pablo, CA