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Dr. Hanhsing Irene Wu, MD

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Specializes in: Adult Oncology and Adult Hematology

Yale School of Medicine (1996)

701 El Camino Real
Sunnyvale, CA 94040

(650) 934-7600

Dr. Hanhsing Irene Wu, MD is an oncologist in Mountain View, CA specializing in adult oncology and adult hematology. She graduated from Yale School of Medicine in 1996 and has 30 years of experience. Dr. Hanhsing Irene Wu, MD is affiliated with El Camino Health and SUTTER BAY MEDICAL FOUNDATION.

Office Locations

701 E El Camino Real
Mountain View, CA 94040

open_in_new

El Camino Health

701 El Camino Real
Sunnyvale, CA 94040

(650) 934-7600

open_in_new

In The News

“Her doctor, Irene Wu, as well as the rest of the oncology staff had become her home away from home filled with laughter as well as tears, and most importantly mutual respect and admiration that...”—"Andrea S. Merkle", Mercury News, March 2013

“Bill fought a valiant battle for two and a half years to conquer esophageal cancer, and he and Bill's whole family are most grateful to Dr. Irene Wu and the entire staff at the Palo Alto Medical...”—"William Michael Hayes", Mercury News, October 2009

Noteworthy Medicare Patient Procedures Performed by Dr. Hanhsing Irene Wu, MD in 2023

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

Top 5%

By Volume:

intravenous infusion

In 2023, Dr. Hanhsing Irene Wu, MD performed more intravenous (IV) infusion procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Volume:

biological response modifier therapy

In 2023, Dr. Hanhsing Irene Wu, MD performed more biological response modifier (BRM) therapy procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

intravenous chemotherapy

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2012, among providers in related specialties within California, Dr. Hanhsing Irene Wu, MD performed more intravenous (IV) chemotherapy procedures for Medicare patients than 75% of them and she also had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 75% of them. 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. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2012 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	207
chemotherapy	207
doctor visit	605
hospital care	95
inpatient care	95
minimally invasive procedures	285

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2013 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	125
chemotherapy	125
doctor visit	574
hospital care	110
inpatient care	110
minimally invasive procedures	183

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	109
Female	259

**Ethnicity**
Non-Hispanic White	266
Black	0
Hispanic	19
Asian	64
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	134
85 and over	57
Less than 65	29

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2013

Hypertension	56
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	22
Depression	15
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	6
Cancer	53

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2014 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	216
chemotherapy	216
doctor visit	736
hospital care	73
inpatient care	73
minimally invasive procedures	242
port flush	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	139
Female	274

**Ethnicity**
Non-Hispanic White	275
Black	0
Hispanic	23
Asian	89
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	136
85 and over	61
Less than 65	30

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2014

Hypertension	51
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	18
Depression	19
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	7
Cancer	54

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2015 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	243
chemotherapy	243
doctor visit	759
hormone therapy	33
hospital care	129
inpatient care	129
minimally invasive procedures	353
port flush	25

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	344
Female	752

**Ethnicity**
Non-Hispanic White	746
Black	0
Hispanic	68
Asian	196
Other	50
Native American	0

**Age**
From 65 to 74	500
From 75 to 84	378
85 and over	144
Less than 65	74

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2015

Hypertension	52
High Cholesterol	46
Stroke	9
Ischemic Heart Disease	17
Depression	22
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	5
Cancer	49

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2016 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	153
chemotherapy	153
doctor visit	747
hormone therapy	21
hospital care	42
inpatient care	42
minimally invasive procedures	227
port flush	25

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	162
Female	360

**Ethnicity**
Non-Hispanic White	346
Black	0
Hispanic	34
Asian	113
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	195
85 and over	72
Less than 65	26

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2016

Hypertension	49
High Cholesterol	41
Stroke	3
Ischemic Heart Disease	18
Depression	22
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	14
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	21
Dementia	5
Cancer	49

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2017 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	248
chemotherapy	248
doctor visit	747
hormone therapy	52
hospital care	160
inpatient care	160
minimally invasive procedures	402
port flush	33

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	200
Female	419

**Ethnicity**
Non-Hispanic White	426
Black	0
Hispanic	37
Asian	117
Other	25
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	222
85 and over	95
Less than 65	32

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2017

Hypertension	52
High Cholesterol	40
Stroke	5
Ischemic Heart Disease	20
Depression	25
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	14
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	21
Dementia	5
Cancer	51

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2018 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	160
chemotherapy	160
doctor visit	745
hormone therapy	44
hospital care	163
inpatient care	163
minimally invasive procedures	252
port flush	28

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	169
Female	382

**Ethnicity**
Non-Hispanic White	359
Black	0
Hispanic	40
Asian	111
Other	29
Native American	0

**Age**
From 65 to 74	235
From 75 to 84	205
85 and over	85
Less than 65	26

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2018

Hypertension	55
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	19
Depression	22
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	17
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	5
Cancer	50

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2019 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	428
chemotherapy	428
doctor visit	847
hormone therapy	90
hospital care	80
inpatient care	80
minimally invasive procedures	754
port flush	109

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	222
Female	524

**Ethnicity**
Non-Hispanic White	513
Black	0
Hispanic	51
Asian	132
Other	0
Native American	0

**Age**
From 65 to 74	301
From 75 to 84	301
85 and over	112
Less than 65	32

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2019

Hypertension	55
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	21
Depression	29
Chronic Kidney Disease	35
Asthma	6
Osteoperosis	21
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	9
Cancer	47

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2020 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	289
chemotherapy	289
doctor visit	675
hormone therapy	71
hospital care	91
inpatient care	91
minimally invasive procedures	570
port flush	48
preventive care	15
vaccines	15

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	194
Female	438

**Ethnicity**
Non-Hispanic White	440
Black	0
Hispanic	41
Asian	113
Other	0
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	272
85 and over	87
Less than 65	20

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2020

Hypertension	49
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	22
Depression	19
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	25
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	6
Cancer	47

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hormone therapy.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	573
chemotherapy	573
doctor visit	881
hormone therapy	100
hospital care	85
inpatient care	85
minimally invasive procedures	902
port flush	53
urologic procedures	50

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	236
Female	514

**Ethnicity**
Non-Hispanic White	503
Black	0
Hispanic	46
Asian	149
Other	0
Native American	0

**Age**
From 65 to 74	275
From 75 to 84	329
85 and over	119
Less than 65	27

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2021

Hypertension	51
High Cholesterol	52
Stroke	2
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	27
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Dementia	8
Cancer	44

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hormone therapy.

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

biological response modifier (BRM) therapy	499
chemotherapy	499
doctor visit	846
hormone therapy	75
hospital care	28
inpatient care	28
minimally invasive procedures	874
port flush	38
urologic procedures	49

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	226
Female	533

**Ethnicity**
Non-Hispanic White	527
Black	0
Hispanic	0
Asian	128
Other	51
Native American	0

**Age**
From 65 to 74	283
From 75 to 84	338
85 and over	111
Less than 65	27

Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD in 2022

Hypertension	63
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	16
Depression	16
Chronic Kidney Disease	25
Asthma	9
Osteoperosis	33
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	4
Cancer	55

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Hanhsing Irene Wu, MD for Medicare patients.

The highest averages for the top procedures that Dr. Hanhsing Irene Wu, MD treated as an oncologist in Mountain View, CA were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

biological response modifier (BRM) therapy	285
chemotherapy	285
doctor visit	742
hormone therapy	60
hospital care	96
inpatient care	96
minimally invasive procedures	458
preventive care	15
urologic procedures	49
vaccines	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Hanhsing Irene Wu, MD.

**Gender**
Male	181
Female	405

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	110
Non-Hispanic White	400
Native American / Alaskan Native	0
Hispanic	32
Other	14

**Age**
75 to 84	228
85 and over	85
Less than 65	29
65 to 74	243

Average of Total of Conditions of Medicare patients treated by Dr. Hanhsing Irene Wu, MD From 2012 - 2022

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

Hypertension	48
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	17
Depression	18
Chronic Kidney Disease	26
Asthma	6
Osteoporosis	16
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	20
Atrial Fibrillation	9
Dementia	5
Cancer	45

Education & Training

Dr. Hanhsing Irene Wu, MD graduated from Yale School of Medicine in 1996. She completed residency at Stanford University Medical Center. She is certified by the Board Certification: Medical Oncology and has a state license in California.

Medical School: Yale School of Medicine (1996)

Residency: Stanford University Medical Center

Board Certification: Board Certification: Medical Oncology

Licensed In: California

Affiliations & Hospitals

Dr. Hanhsing Irene Wu, MD is associated with these hospitals and organizations:

El Camino Health

SUTTER BAY MEDICAL FOUNDATION

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. Hanhsing Irene Wu, MD appears to accept the following insurance providers: Medicare.

Insurance Accepted by Provider includes:

According to our sources, Dr. Hanhsing Irene Wu, MD accepts the following insurance providers:

Medicare

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General Payments

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

**Payments by Company**
St. Jude Medical, Inc.	$1,639 Neuro-Chronic Pain $1,639
Pfizer Inc.	$419 XALKORI $251	IBRANCE $155	INLYTA $13
Seattle Genetics, Inc.	$49 ADCETRIS $49

**Types of Payments**
Travel and Lodging	$886
Food and Beverage	$753
Education	$469

Biography

Dr. Han-Hsing Wu's areas of specialization are adult hematology and adult oncology; she sees patients in Mountain View, CA and Sunnyvale, CA. Dr. Wu attended medical school at Yale School of Medicine. Her training includes a residency program at Stanford University Medical Center. She seems to honor Medicare insurance. She is professionally affiliated with El Camino Health. Dr. Wu's practice in Sunnyvale, CA is open to new patients as reported by El Camino Health.