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Dr. Benedict Cortez Villanueva, MD

Accepting New Patients
Specializes in: Adult Infectious Disease
University of Santo Tomas Faculty of Medicine and Surgery
Professional interests include: HIV/AIDS
2557 Mowry Suite #12
Fremont, CA 94538

Dr. Benedict Cortez Villanueva, MD is an adult infectious disease specialist in Fremont, CA specializing in adult infectious disease. He graduated from University of Santo Tomas Faculty of Medicine and Surgery. Dr. Benedict Cortez Villanueva, MD is affiliated with Hill Physicians and WASHINGTON TOWNSHIP MEDICAL FOUNDATION.

View Doctor's Full Profile (510) 248-1550

Office Locations

2557 Mowry Suite #12
Fremont, CA 94538
open_in_new
5401 Norris Canyon Road #202 San
Ramon, CA 94583
open_in_new
5601 Norris Canyon Road
San Ramon, CA 94583
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Noteworthy Medicare Patient Procedures Performed by Dr. Benedict Cortez Villanueva, MD in 2024

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

Top 25%

By Affordability:

hospital care
inpatient care
inpatient hospital care

In 2012, Dr. Benedict Cortez Villanueva, MD 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 providers in related specialties within California. 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. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 273
hospital care 1088
inpatient care 1088

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 198
hospital care 967
inpatient care 967

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 121
Female 140
Ethnicity
Non-Hispanic White 179
Black 0
Hispanic 25
Asian 28
Other 0
Native American 0
Age
From 65 to 74 73
From 75 to 84 70
85 and over 71
Less than 65 47

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2013

Hypertension 75
High Cholesterol 59
Stroke 15
Ischemic Heart Disease 46
Depression 34
Chronic Kidney Disease 59
Asthma 15
Osteoperosis 12
Atrial Fibrilation 22
Heart Failure 41
Chronic Obstructive Pulmonary Disease 27
Diabetes 43
Dementia 30
Cancer 15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 105
hospital care 990
inpatient care 990

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 118
Female 128
Ethnicity
Non-Hispanic White 173
Black 17
Hispanic 23
Asian 22
Other 0
Native American 0
Age
From 65 to 74 80
From 75 to 84 72
85 and over 61
Less than 65 33

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2014

Hypertension 75
High Cholesterol 56
Stroke 15
Ischemic Heart Disease 52
Depression 31
Chronic Kidney Disease 62
Asthma 13
Osteoperosis 9
Atrial Fibrilation 26
Heart Failure 41
Chronic Obstructive Pulmonary Disease 26
Diabetes 41
Dementia 31
Cancer 18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2015 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 97
hospital care 1228
inpatient care 1228
nursing home care 77

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 250
Female 282
Ethnicity
Non-Hispanic White 378
Black 60
Hispanic 0
Asian 44
Other 0
Native American 0
Age
From 65 to 74 174
From 75 to 84 132
85 and over 134
Less than 65 92

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2015

Hypertension 75
High Cholesterol 59
Stroke 14
Ischemic Heart Disease 47
Depression 32
Chronic Kidney Disease 67
Asthma 26
Osteoperosis 11
Atrial Fibrilation 30
Heart Failure 45
Chronic Obstructive Pulmonary Disease 35
Diabetes 48
Dementia 30
Cancer 17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2016 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 183
hospital care 1120
inpatient care 1120
nursing home care 39

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 162
Female 154
Ethnicity
Non-Hispanic White 197
Black 49
Hispanic 23
Asian 36
Other 0
Native American 0
Age
From 65 to 74 104
From 75 to 84 85
85 and over 67
Less than 65 60

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2016

Hypertension 75
High Cholesterol 61
Stroke 11
Ischemic Heart Disease 43
Depression 30
Chronic Kidney Disease 71
Asthma 34
Osteoperosis 9
Atrial Fibrilation 22
Heart Failure 41
Chronic Obstructive Pulmonary Disease 32
Diabetes 46
Dementia 26
Cancer 17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2017 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 115
hospital care 1112
inpatient care 1112
nursing home care 67

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 164
Female 174
Ethnicity
Non-Hispanic White 186
Black 59
Hispanic 39
Asian 41
Other 0
Native American 0
Age
From 65 to 74 117
From 75 to 84 94
85 and over 56
Less than 65 71

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2017

Hypertension 75
High Cholesterol 64
Stroke 11
Ischemic Heart Disease 45
Depression 31
Chronic Kidney Disease 75
Asthma 17
Osteoperosis 12
Atrial Fibrilation 21
Heart Failure 42
Chronic Obstructive Pulmonary Disease 31
Diabetes 52
Dementia 24
Cancer 16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2018 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 107
hospital care 1382
inpatient care 1382
nursing home care 44

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 176
Female 176
Ethnicity
Non-Hispanic White 182
Black 57
Hispanic 43
Asian 56
Other 0
Native American 0
Age
From 65 to 74 118
From 75 to 84 118
85 and over 53
Less than 65 63

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2018

Hypertension 75
High Cholesterol 66
Stroke 11
Ischemic Heart Disease 48
Depression 34
Chronic Kidney Disease 75
Asthma 17
Osteoperosis 11
Atrial Fibrilation 20
Heart Failure 45
Chronic Obstructive Pulmonary Disease 31
Diabetes 56
Dementia 30
Cancer 17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2019 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 134
hospital care 1416
inpatient care 1416
nursing home care 66

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 179
Female 164
Ethnicity
Non-Hispanic White 180
Black 59
Hispanic 37
Asian 56
Other 11
Native American 0
Age
From 65 to 74 123
From 75 to 84 100
85 and over 53
Less than 65 67

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2019

Hypertension 75
High Cholesterol 69
Stroke 8
Ischemic Heart Disease 50
Depression 36
Chronic Kidney Disease 75
Asthma 17
Osteoperosis 13
Atrial Fibrilation 28
Heart Failure 48
Chronic Obstructive Pulmonary Disease 32
Diabetes 58
Dementia 26
Cancer 16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2020 were hospital care, inpatient care and nursing home care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

hospital care 1300
inpatient care 1300
nursing home care 28

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 139
Female 134
Ethnicity
Non-Hispanic White 148
Black 40
Hispanic 43
Asian 0
Other 0
Native American 0
Age
From 65 to 74 97
From 75 to 84 84
85 and over 47
Less than 65 45

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2020

Hypertension 75
High Cholesterol 71
Stroke 15
Ischemic Heart Disease 49
Depression 34
Chronic Kidney Disease 75
Asthma 16
Osteoperosis 14
Atrial Fibrilation 21
Heart Failure 43
Chronic Obstructive Pulmonary Disease 31
Diabetes 60
Dementia 32
Cancer 14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

hospital care 888
inpatient care 888

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 101
Female 80
Ethnicity
Non-Hispanic White 117
Black 20
Hispanic 0
Asian 21
Other 0
Native American 0
Age
From 65 to 74 64
From 75 to 84 51
85 and over 42
Less than 65 24

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2021

Hypertension 75
High Cholesterol 71
Stroke 14
Ischemic Heart Disease 55
Depression 34
Chronic Kidney Disease 75
Asthma 14
Osteoperosis 8
Atrial Fibrilation 28
Heart Failure 48
Chronic Obstructive Pulmonary Disease 26
Diabetes 54
Dementia 38
Cancer 19

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

hospital care 334
inpatient care 334

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 41
Female 35
Ethnicity
Non-Hispanic White 55
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 0
From 75 to 84 39
85 and over 19
Less than 65 0

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2022

Hypertension 75
High Cholesterol 75
Stroke 14
Ischemic Heart Disease 54
Depression 33
Chronic Kidney Disease 49
Asthma 18
Osteoperosis 24
Atrial Fibrilation 46
Heart Failure 43
Chronic Obstructive Pulmonary Disease 28
Diabetes 46
Dementia 18
Cancer 20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 91
hospital care 746
inpatient care 746

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 96
Female 102
Ethnicity
Non-Hispanic White 108
Black 0
Hispanic 26
Asian 45
Other 0
Native American 0
Age
From 65 to 74 59
From 75 to 84 72
85 and over 52
Less than 65 15

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2023

Hypertension 75
High Cholesterol 75
Stroke 18
Ischemic Heart Disease 42
Depression 23
Chronic Kidney Disease 47
Asthma 19
Osteoperosis 18
Atrial Fibrilation 35
Heart Failure 41
Chronic Obstructive Pulmonary Disease 30
Diabetes 48
Dementia 31
Cancer 17

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA during 2024 were hospital care and inpatient care.

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

doctor visit 176
hospital care 971
inpatient care 971

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Male 116
Female 107
Ethnicity
Non-Hispanic White 109
Black 11
Hispanic 30
Asian 58
Other 15
Native American 0
Age
From 65 to 74 73
From 75 to 84 74
85 and over 59
Less than 65 17

Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD in 2024

Hypertension 75
High Cholesterol 75
Stroke 18
Ischemic Heart Disease 45
Depression 30
Chronic Kidney Disease 60
Asthma 16
Osteoperosis 23
Atrial Fibrilation 36
Heart Failure 41
Chronic Obstructive Pulmonary Disease 30
Diabetes 53
Dementia 30
Cancer 18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Benedict Cortez Villanueva, MD for Medicare patients.

The highest averages for the top procedures that Dr. Benedict Cortez Villanueva, MD treated as an adult infectious disease specialist in Fremont, CA were hospital care, inpatient care and nursing home care.

doctor visit 147
hospital care 1041
inpatient care 1041
nursing home care 53

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Benedict Cortez Villanueva, MD.

Gender
Female 128
Male 127
Ethnicity
Black / African American 28
Asian / Pacific Islander 31
Non-Hispanic White 154
Hispanic 22
Native American / Alaskan Native 0
Other 2
Age
85 and over 54
75 to 84 76
Less than 65 41
65 to 74 83

Average of Total of Conditions of Medicare patients treated by Dr. Benedict Cortez Villanueva, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Benedict Cortez Villanueva, MD treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 69
High Cholesterol 61
Stroke 12
Ischemic Heart Disease 44
Depression 29
Chronic Kidney Disease 60
Asthma 17
Osteoporosis 12
Heart Failure 39
Chronic Obstructive Pulmonary Disease 27
Diabetes 46
Atrial Fibrillation 25
Dementia 26
Cancer 15

Education & Training

Dr. Benedict Cortez Villanueva, MD graduated from University of Santo Tomas Faculty of Medicine and Surgery. He completed residency at University of Medicine and Dentistry of New Jersey (UMDNJ) Affiliated Hospitals. He is certified by the Infectious Disease and has a state license in California.

Medical School: University of Santo Tomas Faculty of Medicine and Surgery

Residency: University of Medicine and Dentistry of New Jersey (UMDNJ) Affiliated Hospitals

Board Certification: Infectious Disease

Licensed In: California

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. Benedict Cortez Villanueva, MD appears to accept the following insurance providers: Cigna, Aetna, Blue Shield of California, Anthem, SCAN Health Plan, UnitedHealthcare, Health Net, Hill Physicians Care Solutions, Central Health Plan, CCHP Health Plan (Chinese Community Health Plan) and Canopy Health.

Insurance Accepted by Provider includes:

According to our sources, Dr. Benedict Cortez Villanueva, MD accepts the following insurance providers:

Cigna
Aetna
Blue Shield of California
Anthem
SCAN Health Plan
UnitedHealthcare
Health Net
Hill Physicians Care Solutions
Central Health Plan
CCHP Health Plan (Chinese Community Health Plan)
Canopy Health

Ratings & Reviews

Dr. Benedict Cortez Villanueva, MD has a high overall rating with an average of 3.58 out of 5 stars based on 6 ratings. We collect ratings and reviews of Dr. Benedict Cortez Villanueva, MD from all over the web to help you find the right in Fremont, CA. 

3.58
Overall Rating
Leave a Review
Reviews From Around The Web
Overall Rating: 5.0 2026-02-06
Patient verified via Press Ganey
Dr. Villanueva was awesome during my visit. He explained to me clearly on my condition. Answered all my questions and mentioned he will follow up with my other doctors as well, wich he did!! Thank you Dr. Villanueva.

General Payments

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

Payments by Company
AstraZeneca Pharmaceuticals LP $125 TAGRISSO
$125
Merck Sharp & Dohme Corporation $107 ZERBAXA
$107
Electromed, Inc. $85 SMARTVEST
$85
Smith+Nephew, Inc. $47 COLLAGENASE SANTYL
$47
Merck Sharp & Dohme LLC $37 ZERBAXA
$37
Other $49 ORBACTIV
$23
$27
Types of Payments
Food and Beverage $451

Biography

Dr Benedict Villanueva is a board-certified Infectious Disease specialist with a Bachelor of Science and medical degree from the University of Santo Tomas in Manila, Philippines. He completed his Internal Medicine Internship and residency at the University of Medicine and Dentistry New Jersey, Hackensack University Medical Center, and his Infectious Disease fellowship at UCLA-affiliated hospitals. With extensive experience across California and Nevada, Dr Villanueva focuses on delivering high-quality, evidence-based care with compassion and transparency. He has held roles as an infection control physician, medical director for an Antibiotic Stewardship Program, and associate professor, among others.

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