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Home > CA Providers > Bariatric Surgeons

Dr. Yen-Chung Andrew Lee, MD

(Dr. Yen-Chung A. Lee, M.D.)

(4 Ratings)

Specializes in: Bariatric Surgery and General Surgery

McGill University Faculty of Medicine

5565 W Las Positas Boulevard Suite 260
Pleasanton, CA 94588

(925) 534-0500

Dr. Yen-Chung Andrew Lee, MD is a bariatric surgeon in Palo Alto, CA specializing in bariatric surgery and general surgery. He graduated from McGill University Faculty of Medicine. Dr. Yen-Chung Andrew Lee, MD is affiliated with Stanford Health Care.

Office Locations

300 Pasteur Drive
Palo Alto, CA 94304

(650) 723-4000

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Stanford Health Care

5565 W Las Positas Boulevard Suite 260
Pleasanton, CA 94588

(925) 534-0500

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

doctor visit	126
hospital care	165
inpatient care	165

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2013 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	14
doctor visit	128
gastrointestinal procedures	14
hospital care	141
inpatient care	141
minimally invasive procedures	14

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	90
Female	103

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	58
85 and over	23
Less than 65	32

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2013

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	36
Depression	23
Chronic Kidney Disease	32
Asthma	12
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	12
Diabetes	40
Dementia	13
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2014 were hospital care, inpatient care, minimally invasive procedures and weight management.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

doctor visit	119
gastrointestinal procedures	12
hospital care	133
inpatient care	133
minimally invasive procedures	12
weight management	12

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	87
Female	83

**Ethnicity**
Non-Hispanic White	127
Black	0
Hispanic	12
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	67
From 75 to 84	50
85 and over	20
Less than 65	33

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	32
Depression	30
Chronic Kidney Disease	39
Asthma	13
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	26
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	15
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

doctor visit	132
hospital care	126
inpatient care	126

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	176
Female	144

**Ethnicity**
Non-Hispanic White	246
Black	0
Hispanic	26
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	90
85 and over	56
Less than 65	56

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2015

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	33
Asthma	16
Osteoperosis	0
Atrial Fibrilation	20
Heart Failure	31
Chronic Obstructive Pulmonary Disease	14
Diabetes	33
Dementia	16
Cancer	21

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2016 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	11
doctor visit	117
gastrointestinal procedures	11
hospital care	177
inpatient care	177
minimally invasive procedures	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	82
Female	89

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	66
From 75 to 84	49
85 and over	28
Less than 65	28

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2016

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	35
Depression	25
Chronic Kidney Disease	39
Asthma	23
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	25
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	16
Cancer	20

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2017 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	13
doctor visit	114
gastrointestinal procedures	13
hospital care	118
inpatient care	118
minimally invasive procedures	13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	89
Female	83

**Ethnicity**
Non-Hispanic White	121
Black	17
Hispanic	0
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	66
From 75 to 84	50
85 and over	27
Less than 65	29

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2017

Hypertension	75
High Cholesterol	50
Stroke	6
Ischemic Heart Disease	34
Depression	17
Chronic Kidney Disease	42
Asthma	7
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	11
Diabetes	38
Dementia	8
Cancer	19

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2018 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	11
doctor visit	105
gastrointestinal procedures	23
hospital care	152
inpatient care	152
minimally invasive procedures	23
weight management	12

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	90
Female	111

**Ethnicity**
Non-Hispanic White	134
Black	19
Hispanic	21
Asian	16
Other	11
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	47
85 and over	28
Less than 65	40

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	29
Depression	33
Chronic Kidney Disease	43
Asthma	16
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	17
Diabetes	39
Dementia	13
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2019 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	25
doctor visit	153
gastrointestinal procedures	25
hospital care	185
inpatient care	185
minimally invasive procedures	25

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	108
Female	131

**Ethnicity**
Non-Hispanic White	162
Black	21
Hispanic	19
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	65
85 and over	41
Less than 65	35

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	36
Depression	27
Chronic Kidney Disease	46
Asthma	13
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	36
Dementia	15
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2020 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	23
doctor visit	145
gastrointestinal procedures	23
hospital care	124
inpatient care	124
minimally invasive procedures	23

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	106
Female	97

**Ethnicity**
Non-Hispanic White	129
Black	20
Hispanic	21
Asian	17
Other	16
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	60
85 and over	30
Less than 65	33

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2020

Hypertension	75
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	37
Depression	28
Chronic Kidney Disease	50
Asthma	9
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	17
Diabetes	33
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2021 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	20
doctor visit	132
gastrointestinal procedures	20
hospital care	205
inpatient care	205
minimally invasive procedures	20

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	135
Female	115

**Ethnicity**
Non-Hispanic White	165
Black	25
Hispanic	19
Asian	28
Other	0
Native American	0

**Age**
From 65 to 74	103
From 75 to 84	83
85 and over	37
Less than 65	27

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	5
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	55
Asthma	10
Osteoperosis	14
Atrial Fibrilation	20
Heart Failure	26
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	16
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2022 were hospital care, inpatient care, abdominal surgery and gastrointestinal procedures.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	45
doctor visit	161
gastrointestinal procedures	45
hospital care	119
inpatient care	119
minimally invasive procedures	33
open surgery	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	125
Female	97

**Ethnicity**
Non-Hispanic White	158
Black	12
Hispanic	20
Asian	19
Other	13
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	86
85 and over	20
Less than 65	29

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	25
Depression	23
Chronic Kidney Disease	31
Asthma	18
Osteoperosis	14
Atrial Fibrilation	21
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA during 2023 were hospital care, inpatient care, minimally invasive procedures and abdominal surgery.

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

abdominal surgery	26
doctor visit	192
gastrointestinal procedures	26
hospital care	67
inpatient care	67
minimally invasive procedures	26

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	120
Female	73

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	16
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	77
85 and over	21
Less than 65	18

Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	31
Asthma	18
Osteoperosis	17
Atrial Fibrilation	20
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	24
Dementia	9
Cancer	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Yen-Chung Andrew Lee, MD for Medicare patients.

The highest averages for the top procedures that Dr. Yen-Chung Andrew Lee, MD treated as a bariatric surgeon in Palo Alto, CA were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

abdominal surgery	20
doctor visit	135
gastrointestinal procedures	21
hospital care	142
inpatient care	142
minimally invasive procedures	20
open surgery	12
weight management	12

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD.

**Gender**
Male	100
Female	93

**Ethnicity**
Black / African American	9
Asian / Pacific Islander	15
Non-Hispanic White	138
Hispanic	15
Native American / Alaskan Native	0
Other	3

**Age**
75 to 84	59
85 and over	27
Less than 65	30
65 to 74	77

Average of Total of Conditions of Medicare patients treated by Dr. Yen-Chung Andrew Lee, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Yen-Chung Andrew Lee, MD treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	68
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	36
Asthma	12
Osteoporosis	9
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Atrial Fibrillation	16
Cancer	18
Dementia	11

Education & Training

Dr. Yen-Chung Andrew Lee, MD graduated from McGill University Faculty of Medicine. He completed residency at University of California, San Francisco (UCSF) Affiliated Hospitals. He is certified by the American Board of Surgery, General Surgery and has a state license in California.

Medical School: McGill University Faculty of Medicine

Residency: University of California, San Francisco (UCSF) Affiliated Hospitals

Board Certification: American Board of Surgery, General Surgery

Licensed In: California

Affiliations & Hospitals

Dr. Yen-Chung Andrew Lee, MD is associated with these hospitals and organizations:

Stanford Health Care

Ratings & Reviews

Dr. Yen-Chung Andrew Lee, MD has a good overall rating with an average of 3.25 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Yen-Chung Andrew Lee, MD from all over the web to help you find the right in Palo Alto, CA.

3.25

Overall Rating

(4 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Yen-Chung Andrew Lee, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Intuitive Surgical, Inc.	$12,393 Da Vinci Surgical System $12,393
Medtronic, Inc.	$301 LigaSure $164	Signia $82	Sonicision $42	Dextile $13
Covidien Sales LLC	$109 Valleylab FT10 $35	Endo Stapling $29	ProGrip $28	Vessel Sealing $17
Covidien LP	$59 Signia $44	iDrive Ultra $16
Par Pharmaceutical, Inc.	$20 NASCOBAL CYANOCOBALAMIN, USP $20
Other	$50 Surgical Endoscopy Products $18	Contrave $16	NON-PRODUCT $16

**Types of Payments**
Education	$10,752
Food and Beverage	$2,181

Biography

Dr. Yen-Chung Lee is a general surgery and bariatric surgery specialist in Palo Alto, CA and Pleasanton, CA. In addition to English, he speaks Mandarin. Dr. Lee is professionally affiliated with Brown and Toland Physicians and Stanford Health Care. Before completing his residency at a hospital affiliated with the University of California, San Francisco (UCSF), Dr. Lee attended medical school at McGill University Faculty of Medicine. Dr. Lee's average patient rating is 3.0 stars (out of 5). According to Brown and Toland Physicians, new patients are welcome to contact his office in Pleasanton, CA.