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Dr. Alexander Ong Sy, MSL, MD, MBA

(No ratings)

Specializes in: Adult Pulmonology, Sleep Medicine and Adult Critical Care
11201 Benton Street
Loma Linda, CA 92357

Dr. Alexander Ong Sy, MSL, MD, MBA is a pulmonologist in Loma Linda, CA specializing in adult pulmonology, sleep medicine and adult critical care. Dr. Alexander Ong Sy, MSL, MD, MBA is affiliated with U.S. Department of Veterans Affairs.

View Doctor's Full Profile (909) 825-7084

Office Locations

11201 Benton Street
Loma Linda, CA 92357
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3350 La Jolla Village Drive San Diego Vahcs (664)
San Diego, CA 92161
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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2012 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 14
hospital care 213
inpatient care 213
pulmonary testing 51
sleep study 25
tracheal (windpipe) procedures 11

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2013 were hospital care, inpatient care, sleep study and airway management.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 33
hospital care 110
inpatient care 110
sleep study 69

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 98
Female 106
Ethnicity
Non-Hispanic White 150
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 67
From 75 to 84 31
85 and over 11
Less than 65 95

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2013

Hypertension 75
High Cholesterol 55
Stroke 9
Ischemic Heart Disease 49
Depression 44
Chronic Kidney Disease 56
Asthma 18
Osteoperosis 7
Atrial Fibrilation 19
Heart Failure 47
Chronic Obstructive Pulmonary Disease 44
Diabetes 52
Dementia 12
Cancer 11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

hospital care 121
inpatient care 121

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 80
Female 86
Ethnicity
Non-Hispanic White 91
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 55
From 75 to 84 45
85 and over 23
Less than 65 43

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2014

Hypertension 75
High Cholesterol 61
Stroke 19
Ischemic Heart Disease 55
Depression 31
Chronic Kidney Disease 72
Asthma 15
Osteoperosis 8
Atrial Fibrilation 23
Heart Failure 55
Chronic Obstructive Pulmonary Disease 42
Diabetes 52
Dementia 22
Cancer 12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2015 were hospital care, inpatient care, sleep study and airway management.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 40
hospital care 97
inpatient care 97
sleep study 65

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 232
Female 246
Ethnicity
Non-Hispanic White 292
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 184
From 75 to 84 122
85 and over 38
Less than 65 134

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2015

Hypertension 75
High Cholesterol 58
Stroke 18
Ischemic Heart Disease 49
Depression 36
Chronic Kidney Disease 60
Asthma 26
Osteoperosis 5
Atrial Fibrilation 28
Heart Failure 49
Chronic Obstructive Pulmonary Disease 38
Diabetes 50
Dementia 15
Cancer 16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

hospital care 305
inpatient care 305

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 127
Female 137
Ethnicity
Non-Hispanic White 184
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 108
From 75 to 84 41
85 and over 31
Less than 65 84

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2016

Hypertension 75
High Cholesterol 63
Stroke 12
Ischemic Heart Disease 57
Depression 48
Chronic Kidney Disease 75
Asthma 48
Osteoperosis 10
Atrial Fibrilation 25
Heart Failure 60
Chronic Obstructive Pulmonary Disease 49
Diabetes 49
Dementia 24
Cancer 17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2017 were hospital care, inpatient care, sleep study and pulmonary testing.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 36
catheterization 15
doctor visit 16
hospital care 319
inpatient care 319
pulmonary testing 61
sleep study 65

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 169
Female 176
Ethnicity
Non-Hispanic White 265
Black 68
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 139
From 75 to 84 60
85 and over 24
Less than 65 122

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2017

Hypertension 75
High Cholesterol 58
Stroke 9
Ischemic Heart Disease 53
Depression 46
Chronic Kidney Disease 59
Asthma 16
Osteoperosis 10
Atrial Fibrilation 19
Heart Failure 51
Chronic Obstructive Pulmonary Disease 44
Diabetes 48
Dementia 17
Cancer 14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2018 were hospital care, inpatient care, pulmonary testing and sleep study.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 40
doctor visit 49
hospital care 302
inpatient care 302
pulmonary testing 175
sleep study 81

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 233
Female 220
Ethnicity
Non-Hispanic White 350
Black 76
Hispanic 0
Asian 0
Other 12
Native American 0
Age
From 65 to 74 194
From 75 to 84 97
85 and over 32
Less than 65 130

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2018

Hypertension 75
High Cholesterol 66
Stroke 9
Ischemic Heart Disease 55
Depression 40
Chronic Kidney Disease 60
Asthma 16
Osteoperosis 8
Atrial Fibrilation 20
Heart Failure 50
Chronic Obstructive Pulmonary Disease 49
Diabetes 45
Dementia 16
Cancer 18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2019 were hospital care, inpatient care, sleep study and airway management.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 33
doctor visit 32
hospital care 222
inpatient care 222
sleep study 49

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 155
Female 127
Ethnicity
Non-Hispanic White 211
Black 57
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 111
From 75 to 84 80
85 and over 12
Less than 65 79

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2019

Hypertension 75
High Cholesterol 62
Stroke 12
Ischemic Heart Disease 53
Depression 44
Chronic Kidney Disease 64
Asthma 11
Osteoperosis 9
Atrial Fibrilation 22
Heart Failure 51
Chronic Obstructive Pulmonary Disease 38
Diabetes 51
Dementia 17
Cancer 14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2020 were hospital care, inpatient care and pulmonary testing.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

hospital care 183
inpatient care 183
pulmonary testing 73

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 176
Female 135
Ethnicity
Non-Hispanic White 243
Black 54
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 145
From 75 to 84 71
85 and over 17
Less than 65 78

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2020

Hypertension 75
High Cholesterol 61
Stroke 8
Ischemic Heart Disease 54
Depression 43
Chronic Kidney Disease 66
Asthma 14
Osteoperosis 8
Atrial Fibrilation 19
Heart Failure 50
Chronic Obstructive Pulmonary Disease 44
Diabetes 49
Dementia 16
Cancer 17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2021 were pulmonary testing, hospital care, inpatient care and sleep study.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 12
doctor visit 16
hospital care 121
inpatient care 121
pulmonary testing 144
sleep study 45

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 180
Female 152
Ethnicity
Non-Hispanic White 266
Black 53
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 151
From 75 to 84 108
85 and over 11
Less than 65 62

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2021

Hypertension 75
High Cholesterol 58
Stroke 9
Ischemic Heart Disease 54
Depression 36
Chronic Kidney Disease 61
Asthma 11
Osteoperosis 8
Atrial Fibrilation 19
Heart Failure 46
Chronic Obstructive Pulmonary Disease 39
Diabetes 40
Dementia 19
Cancer 15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA during 2022 were pulmonary testing, hospital care, inpatient care and sleep study.

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

airway management 11
hospital care 21
inpatient care 21
pulmonary testing 76
sleep study 11

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 74
Female 69
Ethnicity
Non-Hispanic White 119
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 77
From 75 to 84 35
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA in 2022

Hypertension 75
High Cholesterol 71
Stroke 13
Ischemic Heart Disease 34
Depression 30
Chronic Kidney Disease 41
Asthma 13
Osteoperosis 15
Atrial Fibrilation 29
Heart Failure 36
Chronic Obstructive Pulmonary Disease 48
Diabetes 38
Dementia 12
Cancer 20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Alexander Ong Sy, MSL, MD, MBA for Medicare patients.

The highest averages for the top procedures that Dr. Alexander Ong Sy, MSL, MD, MBA treated as a pulmonologist in Loma Linda, CA were hospital care, inpatient care, pulmonary testing and sleep study.

airway management 27
catheterization 15
doctor visit 28
hospital care 183
inpatient care 183
pulmonary testing 96
sleep study 51
tracheal (windpipe) procedures 11

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA.

Gender
Male 138
Female 132
Ethnicity
Black / African American 28
Asian / Pacific Islander 0
Non-Hispanic White 197
Hispanic 0
Native American / Alaskan Native 0
Other 1
Age
75 to 84 62
85 and over 18
Less than 65 75
65 to 74 111

Average of Total of Conditions of Medicare patients treated by Dr. Alexander Ong Sy, MSL, MD, MBA From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Alexander Ong Sy, MSL, MD, MBA treated were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension 68
High Cholesterol 55
Stroke 10
Ischemic Heart Disease 46
Depression 36
Chronic Kidney Disease 55
Asthma 17
Osteoporosis 8
Heart Failure 45
Chronic Obstructive Pulmonary Disease 39
Diabetes 43
Atrial Fibrillation 20
Cancer 14
Dementia 15

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Alexander Ong Sy, MSL, MD, MBA. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

Payments by Company
Mallinckrodt LLC $158 OFIRMEV
$158
Boehringer Ingelheim Pharmaceuticals, Inc. $73
$73
Wilson Cook Medical Incorporated $65 Cook Medical Instinct
$65
Mylan Specialty L.P. $49
$49
Medical Graphics Corporation $17
$17
Other $41 TEZSPIRE
$14 		NON-PRODUCT
$14 		COLOGUARD
$12
Types of Payments
Food and Beverage $231
Education $172

Biography

Dr. Alexander Sy is an adult critical care and adult pulmonology specialist in Loma Linda, CA. Dr. Sy has obtained a license to practice in California.

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