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Dr. Andy Siu On Yu, MD

Accepting New Patients

(Dr. Andy S. Yu, M.D.)

(5 Ratings)

Specializes in: Internal Medicine (Adult Medicine) and Gastroenterology (Digestive System)

University of Chicago, Pritzker School of Medicine (1992)

2101 Forest Avenue Suite 106
San Jose, CA 95128

(408) 286-3222

Dr. Andy Siu On Yu, MD is an internist in San Jose, CA specializing in internal medicine (adult medicine) and gastroenterology (digestive system). He graduated from University of Chicago, Pritzker School of Medicine in 1992 and has 33 years of experience. Dr. Andy Siu On Yu, MD is affiliated with El Camino Health.

Office Locations

El Camino Health

2101 Forest Avenue Suite 106
San Jose, CA 95128

(408) 286-3222

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Andy Siu On Yu, MD in 2023

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

Top 25%

By Volume:

colonoscopy with biopsy

colonoscopy with lesion removal

gastrointestinal biopsy

removal of lesion

In 2013, Dr. Andy Siu On Yu, MD performed more colonoscopy with biopsy, colonoscopy with lesion removal, gastrointestinal biopsy, and removal of lesion (e.g. growth) procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	516
doctor visit	615
gastrointestinal procedures	624
injections	18
minimally invasive procedures	624
preventive care	34
removal of lesion (e.g. growth)	516

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	223
Female	335

**Ethnicity**
Non-Hispanic White	48
Black	0
Hispanic	0
Asian	478
Other	15
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	220
85 and over	56
Less than 65	16

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2013

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2013 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	65
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	29
Depression	6
Chronic Kidney Disease	14
Asthma	4
Osteoperosis	18
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	4
Diabetes	34
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	434
doctor visit	409
gastrointestinal procedures	515
injections	26
minimally invasive procedures	515
preventive care	20
removal of lesion (e.g. growth)	434

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	149
Female	232

**Ethnicity**
Non-Hispanic White	35
Black	0
Hispanic	0
Asian	318
Other	14
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	147
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2014

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	69
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	29
Depression	7
Chronic Kidney Disease	13
Asthma	0
Osteoperosis	19
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	0
Diabetes	32
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	280
doctor visit	315
gastrointestinal procedures	328
injections	18
minimally invasive procedures	328
removal of lesion (e.g. growth)	280

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	258
Female	284

**Ethnicity**
Non-Hispanic White	56
Black	0
Hispanic	0
Asian	428
Other	30
Native American	0

**Age**
From 65 to 74	286
From 75 to 84	202
85 and over	32
Less than 65	22

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2015

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2015 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	66
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	28
Depression	6
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	14
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	5
Diabetes	42
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	229
doctor visit	236
gastrointestinal procedures	245
minimally invasive procedures	245
removal of lesion (e.g. growth)	229

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	107
Female	121

**Ethnicity**
Non-Hispanic White	22
Black	0
Hispanic	0
Asian	171
Other	19
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	70
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2016

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2016 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	61
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	21
Depression	7
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	31
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	289
doctor visit	268
gastrointestinal procedures	323
injections	14
minimally invasive procedures	323
removal of lesion (e.g. growth)	289

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	124
Female	106

**Ethnicity**
Non-Hispanic White	35
Black	0
Hispanic	0
Asian	171
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2017

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2017 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	65
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	29
Depression	0
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	11
Atrial Fibrilation	5
Heart Failure	5
Chronic Obstructive Pulmonary Disease	0
Diabetes	36
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	281
doctor visit	281
gastrointestinal procedures	299
minimally invasive procedures	299
removal of lesion (e.g. growth)	281

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	123
Female	107

**Ethnicity**
Non-Hispanic White	22
Black	0
Hispanic	0
Asian	181
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2018

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2018 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	58
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	26
Depression	0
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	260
doctor visit	267
gastrointestinal procedures	274
minimally invasive procedures	274
removal of lesion (e.g. growth)	260

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	107
Female	116

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	183
Other	20
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	54
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2019

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2019 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	57
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	25
Depression	0
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	15
Atrial Fibrilation	6
Heart Failure	5
Chronic Obstructive Pulmonary Disease	0
Diabetes	28
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2020 were removal of lesion (e.g. growth), minimally invasive procedures, diagnostic procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	188
doctor visit	202
gastrointestinal procedures	188
minimally invasive procedures	188
removal of lesion (e.g. growth)	188

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	89
Female	85

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	141
Other	17
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	39
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2020

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2020 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	62
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	19
Depression	0
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2021 were removal of lesion (e.g. growth), minimally invasive procedures, diagnostic procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	298
doctor visit	340
gastrointestinal procedures	298
minimally invasive procedures	298
removal of lesion (e.g. growth)	298

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	130
Female	114

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	198
Other	26
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	56
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2021

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2021 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	56
High Cholesterol	73
Stroke	5
Ischemic Heart Disease	21
Depression	0
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	14
Atrial Fibrilation	0
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	32
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2022 were removal of lesion (e.g. growth), minimally invasive procedures, diagnostic procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	310
doctor visit	342
gastrointestinal procedures	310
minimally invasive procedures	310
removal of lesion (e.g. growth)	310

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	148
Female	139

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	233
Other	27
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2022

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2022 were high cholesterol, hypertension, diabetes and osteoperosis.

Hypertension	65
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	13
Depression	0
Chronic Kidney Disease	10
Asthma	0
Osteoperosis	14
Atrial Fibrilation	4
Heart Failure	0
Chronic Obstructive Pulmonary Disease	5
Diabetes	32
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA during 2023 were removal of lesion (e.g. growth), minimally invasive procedures, diagnostic procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

diagnostic procedures	326
doctor visit	297
gastrointestinal procedures	326
minimally invasive procedures	326
removal of lesion (e.g. growth)	326

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	130
Female	137

**Ethnicity**
Non-Hispanic White	17
Black	0
Hispanic	0
Asian	231
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	65
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD in 2023

The most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated during 2023 were high cholesterol, hypertension, diabetes and osteoperosis.

Hypertension	61
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	16
Depression	0
Chronic Kidney Disease	14
Asthma	0
Osteoperosis	17
Atrial Fibrilation	7
Heart Failure	0
Chronic Obstructive Pulmonary Disease	6
Diabetes	26
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Andy Siu On Yu, MD for Medicare patients.

The highest averages for the top procedures that Dr. Andy Siu On Yu, MD treated as an internist in San Jose, CA were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

diagnostic procedures	310
doctor visit	324
gastrointestinal procedures	339
injections	19
minimally invasive procedures	339
preventive care	27
removal of lesion (e.g. growth)	310

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Andy Siu On Yu, MD.

**Gender**
Male	144
Female	161

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	248
Non-Hispanic White	21
Hispanic	0
Native American / Alaskan Native	0
Other	15

**Age**
75 to 84	93
85 and over	8
Less than 65	3
65 to 74	184

Average of Total of Conditions of Medicare patients treated by Dr. Andy Siu On Yu, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Andy Siu On Yu, MD treated were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	62
High Cholesterol	66
Stroke	1
Ischemic Heart Disease	23
Depression	2
Chronic Kidney Disease	19
Asthma	0
Osteoporosis	14
Heart Failure	4
Chronic Obstructive Pulmonary Disease	1
Diabetes	32
Atrial Fibrillation	4
Dementia	3
Cancer	8

Education & Training

Dr. Andy Siu On Yu, MD graduated from University of Chicago, Pritzker School of Medicine in 1992. He completed residency at VA Greater Los Angeles Healthcare System. He is certified by the Board Certification: Gastroenterology and has a state license in California.

Medical School: University of Chicago, Pritzker School of Medicine (1992)

Residency: VA Greater Los Angeles Healthcare System

Board Certification: Board Certification: Gastroenterology

Licensed In: California

Affiliations & Hospitals

Dr. Andy Siu On Yu, MD is associated with these hospitals and organizations:

El Camino 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. Andy Siu On Yu, MD appears to accept the following insurance providers: Medicare.

Insurance Accepted by Provider includes:

According to our sources, Dr. Andy Siu On Yu, MD accepts the following insurance providers:

Medicare

Ratings & Reviews

Dr. Andy Siu On Yu, 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. Andy Siu On Yu, MD from all over the web to help you find the right in San Jose, CA.

3.4

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Gilead Sciences Inc	$69,856 Viread $32,305	Vemlidy $17,167	Epclusa $369	Harvoni $365	$19,651
Gilead Sciences, Inc.	$53,956 Vemlidy $47,398	Epclusa $125	$6,433
AbbVie, Inc.	$4,279 Creon $3,879	Mavyret $143	Lupron $123	Viekira $9	$125
E.R. Squibb & Sons, L.L.C.	$462 DAKLINZA $125	OPDIVO $123	BARACLUDE $100	$114
Braintree Laboratories, Inc.	$410 SUPREP BOWEL PREP $338	SUTAB $72
Other	$1,687 XIFAXAN $154	Uceris $127	LINZESS $125	Mavyret $125	VOQUEZNA $124	Other $1,032

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$107,640
Food and Beverage	$14,069
Travel and Lodging	$5,884
Consulting Fee	$2,500
Gift	$410
Other	$146

Biography

Dr. Andy Yu, who practices in San Jose, CA, is a medical specialist in gastroenterology (digestive system). Dr. Yu's patients gave him an average rating of 3.5 stars (out of 5). He is professionally affiliated with El Camino Health. He is in-network for Medicare insurance. He has an open panel in SAN JOSE, CA according to El Camino Health. Dr. Yu obtained his medical school training at the University of Chicago, Pritzker School of Medicine and performed his residency at Cedars-Sinai Medical Center and VA Greater Los Angeles Healthcare System.