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Home > WA Providers > Radiation Oncologists

Dr. Diane C. Tsai, MD

Accepting New Patients

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Specializes in: Radiation Oncology

3301 Squalicum Parkway
Bellingham, WA 98225

(360) 788-8222

Dr. Diane C. Tsai, MD is a radiation oncologist in Silverdale, WA specializing in radiation oncology. Dr. Diane C. Tsai, MD is affiliated with PeaceHealth and Virginia Mason Franciscan Health.

Office Locations

Virginia Mason Franciscan Health

1900 Northwest Myhre Road
Silverdale, WA 98383

(564) 240-3100

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PeaceHealth

3301 Squalicum Parkway
Bellingham, WA 98225

(360) 788-8222

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3620 N Interstate Avenue
Portland, OR 97227

open_in_new

2000 Hospital Drive
Sedro Woolley, WA 98284

(360) 856-7518

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2012 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	261
radiation therapy	623

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2013 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	108
radiation therapy	431

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	30
Female	33

**Ethnicity**
Non-Hispanic White	26
Black	0
Hispanic	0
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	0
85 and over	18
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2013

Hypertension	68
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	29
Depression	0
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	19
Cancer	65

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2014 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	151
radiation therapy	413

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	35
Female	31

**Ethnicity**
Non-Hispanic White	29
Black	0
Hispanic	0
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	29
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2014

Hypertension	65
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	30
Depression	0
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	32
Dementia	0
Cancer	70

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	74

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	108
Female	102

**Ethnicity**
Non-Hispanic White	178
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	102
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2015

Hypertension	70
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	22
Dementia	0
Cancer	35

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	19

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	30
Female	12

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

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

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2016

Hypertension	62
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	29
Depression	0
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2017 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	268
radiation therapy	126

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	49
Female	51

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2017

Hypertension	73
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	32
Depression	32
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	40
Diabetes	33
Dementia	11
Cancer	75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	139

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	31
Female	33

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

**Age**
From 65 to 74	22
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2018

Hypertension	70
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	34
Depression	20
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	19
Diabetes	41
Dementia	0
Cancer	67

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	54

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	38
Female	42

**Age**
From 65 to 74	26
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2019

Hypertension	56
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	24
Dementia	16
Cancer	55

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	166

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	58
Female	58

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

**Age**
From 65 to 74	56
From 75 to 84	40
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2020

Hypertension	59
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	24
Depression	21
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	22
Diabetes	23
Dementia	0
Cancer	66

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2021 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	209
radiation therapy	12

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	66
Female	69

**Ethnicity**
Non-Hispanic White	121
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	53
85 and over	11
Less than 65	11

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2021

Hypertension	58
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	23
Dementia	9
Cancer	66

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA during 2022 were radiation therapy.

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

doctor visit	404
radiation therapy	47

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	174
Female	146

**Ethnicity**
Non-Hispanic White	278
Black	12
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	123
85 and over	24
Less than 65	18

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2022

Hypertension	72
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	25
Diabetes	26
Dementia	3
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Diane C. Tsai, MD for Medicare patients.

The highest averages for the top procedures that Dr. Diane C. Tsai, MD treated as a radiation oncologist in Silverdale, WA were radiation therapy.

doctor visit	168
radiation therapy	275

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Diane C. Tsai, MD.

**Gender**
Male	56
Female	52

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	4
Non-Hispanic White	81
Native American / Alaskan Native	0
Hispanic	0
Other	1

**Age**
75 to 84	38
85 and over	4
Less than 65	2
65 to 74	46

Average of Total of Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD From 2012 - 2022

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

Hypertension	59
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	28
Asthma	2
Osteoporosis	3
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Atrial Fibrillation	7
Dementia	5
Cancer	59

Education & Training

She has a state license in Oregon.

Licensed In: Oregon

Affiliations & Hospitals

Dr. Diane C. Tsai, MD is associated with these hospitals and organizations:

PeaceHealth

Virginia Mason Franciscan Health

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. Diane C. Tsai, MD appears to accept the following insurance providers: First Choice Health, MultiPlan, TriWest, Amerigroup, United Healthcare, Aetna, Medicare, Medicaid, Humana, Coventry, Cigna, Health Net Federal, Providence, Kaiser Permanente, Molina Healthcare, Community Health Plan of Washington, Coordinated Care Washington, Premera Blue Cross, Pacific Medical Centers, Washington State Labor & Industries, PacificSource Health Plans, Provider Network of America, Devoted Health, Moda Health and Regence - Oregon & Washington.

Insurance Accepted by Provider includes:

According to our sources, Dr. Diane C. Tsai, MD accepts the following insurance providers:

First Choice Health

MultiPlan

TriWest

Amerigroup

United Healthcare

Aetna

Medicare

Medicaid

Humana

Coventry

Cigna

Health Net Federal

Providence

Kaiser Permanente

Molina Healthcare

Community Health Plan of Washington

Coordinated Care Washington

Premera Blue Cross

Pacific Medical Centers

Washington State Labor & Industries

PacificSource Health Plans

Provider Network of America

Devoted Health

Moda Health

Regence - Oregon & Washington

Ratings & Reviews

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General Payments

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

**Payments by Company**
Onyx Pharmaceuticals, Inc., an Amgen subsidiary	$225 Kyprolis $225
Bayer HealthCare Pharmaceuticals Inc.	$148 Nexavar $116	Xofigo $32
Teva Pharmaceuticals USA, Inc.	$110 $110
Incyte Corporation	$101 JAKAFI $101
E.R. Squibb & Sons, L.L.C.	$82 YERVOY $57	ERBITUX $24
Other	$276 Gilotrif $33	Revlimid $31	CYRAMZA $27	Avastin $22	SOLIRIS $20	Other $143

**Types of Payments**
Food and Beverage	$832
Education	$110

Biography

Dr. Diane Tsai is a specialist in radiation oncology. Her professional affiliations include PeaceHealth and Virginia Mason Franciscan Health. She seems to honor Amerigroup, Coventry, Aetna, and more. Virginia Mason Franciscan Health reports that Dr. Tsai is accepting new patients at her office in Silverdale, WA.

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Dr. Diane C. Tsai, 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. Diane C. Tsai, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Diane C. Tsai, 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. Diane C. Tsai, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

Other Providers in Silverdale, WA