Summary

Dr. Francis Yao is a gastroenterologist and internal medicine specialist who earned his medical degree from Albert Einstein College of Medicine of Yeshiva University. He completed his residency and fellowship training at Stanford University Medical Center. With 39 years of medical experience, Dr. Yao brings extensive expertise to his practice. He speaks English.

Dr. Yao is affiliated with University of California San Francisco Medical Center at Mount Zion and practices in San Mateo and San Francisco, California. He specializes in treating serious liver conditions including cirrhosis, hepatitis B, and severe liver inflammation. His practice focuses on comprehensive metabolic testing and kidney function assessments to monitor overall health. Patients rate Dr. Yao 4.6 out of 5 stars for his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.6
  • 39 years of experience
  • 63 insurance plans accepted
  • speaks English
  • Stanford University Medical Center-GME
  • 11 written reviews
  • 1 award
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

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Office Locations

Dr. Francis Yung-Kang Yao has 3 locations

San Mateo Primary and Specialty Care

1100 Park Pl Ste 100San Mateo, CA 94403
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Liver Transplant Program

400 Parnassus AveSan Francisco, CA 94143

Liver Tumor Clinic

400 Parnassus Ave # 7San Francisco, CA 94143

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Dr. Francis Yung-Kang Yao, MD
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Dr. Francis Yung-Kang Yao, MDDr. Leila NeshatianDr. Jeffrey GlennDr. Tu Nguyen
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
4.3 
39 Years of Experience 25 Years of Experience 33 Years of Experience 23 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks Vietnamese, Spanish
San Mateo , CAEmeryville , CAStanford , CAPalo Alto , CA
Med School: Albert Einstein College of Medicine of Yeshiva University Med School: Shahid Beheshti University Of Medical Sciences Med School: University Of California San Francisco School Of Medicine Med School: University Of California Irvine College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Francis Yung-Kang Yao

  • AARP
  • Aetna
  • Aetna - HMO
  • Alameda Alliance for Health
  • Alameda Alliance for Health - Medicaid (Managed)
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AllCare Health
  • AllCare Health - HMO
  • AllCare Health - IPA
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Oklahoma
  • Blue Cross Blue Shield of Texas
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Blue Shield of California - Medicare
  • Brand New Day
  • Central California Alliance for Health
  • Central California Alliance for Health - Medicaid (Managed)
  • Chinese Community Health Plan
  • Chinese Community Health Plan - Medicaid (Managed)
  • Cigna
  • Contra Costa Health Plan
  • Contra Costa Health Plan - Medicaid (Managed)
  • Empire Plan
  • Empire Plan - Medicare
  • Golden State Medicare Health Plan
  • Golden State Medicare Health Plan - Medicare
  • Health Net - HMO
  • Health Plan of San Joaquin
  • Health Plan of San Joaquin - Medicaid (Managed)
  • Health Plan of San Mateo
  • Hometown Health - HMO
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Imperial Health Plan of California
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • On Lok Lifeways
  • Partnership HealthPlan of California
  • Santa Clara Family Health Plan
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Three Rivers Providers Network (TRPN)
  • Three Rivers Providers Network (TRPN) - Medicaid (Managed)
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • Valley Health Plan
  • Western Health Advantage
  • Western Health Advantage - HMO

Medical Specialties

Dr. Francis Yung-Kang Yao has the following 2 specialties

Specialty Expertise

Dr. Francis Yung-Kang Yao has the following 14 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis B
  • Hepatitis C
  • Hepatocellular Carcinoma
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Liver Cancer
  • Ulcerative Colitis

Certifications, License, & Education

39 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Fellowship

Stanford University Medical Center-GME1993

Residency

Stanford University Medical Center-GME1990
Stanford University Medical Center-GME1988

Medical School

Albert Einstein College of Medicine of Yeshiva UniversityGraduated in 1987

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Frequently Asked Questions

What languages does Dr. Francis Yao speak?
Dr. Francis Yao speaks English.
Does Dr. Francis Yao accept virtual/telehealth appointments?
Dr. Francis Yao has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Francis Yao's office located?
Dr. Francis Yao's office is located at 1100 Park Pl Ste 100, San Mateo, CA, 94403.
Which hospitals is Dr. Francis Yao affiliated with?
Dr. Francis Yao is affiliated with University Of California San Francisco Medical Center At Mount Zion.
How can I make an appointment with Dr. Francis Yao?
You can find contact information for Dr. Francis Yao here on Vitals.

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