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Dr. Clayton Wenlee Chen, MD

Accepting New Patients

(Dr. Clayton Chen, M.D.)

(No ratings)

Specializes in: Radiation Oncology

Virginia Commonwealth University (VCU) School of Medicine

1020 Nut Tree Road Suite 190
Vacaville, CA 95687

(707) 624-8100

Dr. Clayton Wenlee Chen, MD is a radiation oncologist in Vacaville, CA specializing in radiation oncology. He graduated from Virginia Commonwealth University (VCU) School of Medicine. Dr. Clayton Wenlee Chen, MD is affiliated with University of Minnesota Physicians, Hill Physicians, NORTHBAY HEALTHCARE GROUP and FAIRVIEW EXPRESS CARE.

Office Locations

Hill Physicians

1020 Nut Tree Road Suite 190
Vacaville, CA 95687

(707) 624-8100

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Clayton Wenlee Chen, MD treated as a radiation oncologist in Vacaville, CA during 2012 were radiation therapy.

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	254
radiation therapy	1044

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Clayton Wenlee Chen, MD treated as a radiation oncologist in Vacaville, CA during 2013 were radiation therapy.

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	168
radiation therapy	516

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	43
Female	42

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

**Age**
From 65 to 74	37
From 75 to 84	26
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2013

Hypertension	71
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	28
Depression	0
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	0
Cancer	67

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Clayton Wenlee Chen, MD treated as a radiation oncologist in Vacaville, CA during 2014 were radiation therapy.

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	150
radiation therapy	487

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	34
Female	30

**Ethnicity**
Non-Hispanic White	32
Black	0
Hispanic	0
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	19
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2014

Hypertension	67
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	30
Depression	0
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	69

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Clayton Wenlee Chen, MD treated as a radiation oncologist in Vacaville, CA during 2015 were radiation therapy.

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	215
radiation therapy	211

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	90
Female	84

**Ethnicity**
Non-Hispanic White	82
Black	0
Hispanic	0
Asian	60
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	56
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2015

Hypertension	70
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	17
Diabetes	24
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	18
Female	18

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

**Age**
From 65 to 74	18
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2019

Hypertension	67
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	72

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	43

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	41
Female	38

**Ethnicity**
Non-Hispanic White	48
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2020

Hypertension	71
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	46
Depression	25
Chronic Kidney Disease	42
Asthma	19
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	0
Cancer	63

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	73

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	38
Female	38

**Ethnicity**
Non-Hispanic White	40
Black	14
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2021

Hypertension	70
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	32
Depression	26
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

doctor visit	142

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	44
Female	52

**Ethnicity**
Non-Hispanic White	50
Black	13
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	48
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2022

Hypertension	75
High Cholesterol	68
Stroke	11
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	15
Atrial Fibrilation	19
Heart Failure	20
Chronic Obstructive Pulmonary Disease	24
Diabetes	48
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Clayton Wenlee Chen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Clayton Wenlee Chen, MD treated as a radiation oncologist in Vacaville, CA were radiation therapy.

doctor visit	133
radiation therapy	564

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Clayton Wenlee Chen, MD.

**Gender**
Male	38
Female	37

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	13
Non-Hispanic White	38
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	18
85 and over	0
Less than 65	0
65 to 74	38

Average of Total of Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Clayton Wenlee Chen, MD treated were cancer, hypertension, high cholesterol and chronic kidney disease.

Hypertension	61
High Cholesterol	54
Stroke	1
Ischemic Heart Disease	24
Depression	11
Chronic Kidney Disease	29
Asthma	2
Osteoporosis	1
Heart Failure	7
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Atrial Fibrillation	2
Dementia	0
Cancer	62

Education & Training

Dr. Clayton Wenlee Chen, MD graduated from Virginia Commonwealth University (VCU) School of Medicine. He completed residency at University of Minnesota Affiliated Hospitals. He is certified by the American Board of Radiology Radiation Oncology and has a state license in Hawaii.

Medical School: Virginia Commonwealth University (VCU) School of Medicine

Residency: University of Minnesota Affiliated Hospitals

Board Certification: American Board of Radiology Radiation Oncology (2026)

Licensed In: Hawaii

Affiliations & Hospitals

Dr. Clayton Wenlee Chen, MD is associated with these hospitals and organizations:

University of Minnesota Physicians

Hill Physicians

NORTHBAY HEALTHCARE GROUP

FAIRVIEW EXPRESS CARE

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Clayton Wenlee Chen, MD appears to accept the following insurance providers: Health Net, Cigna, Aetna, UnitedHealthcare, Anthem, Blue Shield of California, Hill Physicians Care Solutions and Western Health Advantage (WHA).

Insurance Accepted by Provider includes:

According to our sources, Dr. Clayton Wenlee Chen, MD accepts the following insurance providers:

Health Net

Cigna

Aetna

UnitedHealthcare

Anthem

Blue Shield of California

Hill Physicians Care Solutions

Western Health Advantage (WHA)

Ratings & Reviews

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General Payments

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

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$229 OPDIVO $148	ERBITUX $24	$57
Celgene Corporation	$110 Abraxane $92	Revlimid $18
Janssen Biotech, Inc.	$56 ZYTIGA $24	IMBRUVICA $19	Balversa $13
Daiichi Sankyo Inc.	$55 Zelboraf $31	Cotellic $25
Novartis Pharmaceuticals Corporation	$55 TASIGNA $43	FARYDAK $12
Other	$687 Somatuline Depot 120mg-.5ml $39	IMBRUVICA $38	KEYTRUDA $34	Xermelo $34	JEVTANA $33	Other $509

**Types of Payments**
Food and Beverage	$1,180
Education	$13

Biography

Dr. Clayton Chen is a radiation oncology specialist. Dr. Chen usually is in-network for Blue Shield, Health Net, and Anthem, as well as other insurance carriers. After completing medical school at Virginia Commonwealth University (VCU) School of Medicine, he performed his residency at a hospital affiliated with the University of Minnesota. His professional affiliations include Hill Physicians and the University of Minnesota Physicians. Dr. Chen welcomes new patients at his office inVacaville, CA as reported by Hill Physicians.

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Dr. Clayton Wenlee Chen, MD

Office Locations

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. Clayton Wenlee Chen, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2015

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee Chen, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clayton Wenlee 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. Clayton Wenlee Chen, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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