Summary

Dr. Tsung-Tso Tsai is an internal medicine and family medicine physician who brings 22 years of clinical experience to patient care. He earned his medical degree from the University of The Philippines Manila College of Medicine and completed his residency training at Kaiser Permanente Medical Center. Dr. Tsai's dual specialty training allows him to provide comprehensive care for both adult patients through internal medicine and patients of all ages through family medicine.

Dr. Tsai practices at Kaiser Foundation Hospital in Fontana, California, where he focuses on managing chronic conditions and preventive care. He treats patients with type 2 diabetes, including children and teens with diabetes, and helps manage hypertension. His practice emphasizes preventive healthcare through adult immunizations, flu vaccines, and shingles vaccines. Patients have given Dr. Tsai an average rating of 4.0 on Vitals, reflecting their confidence in his care.

Overview based on verified provider data

Quick Facts

  • 4
  • 22 years of experience
  • 31 insurance plans accepted
  • Kaiser Permanente Medical Center
  • 2 specialties
  • 7 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. Tsung-Tso Tsai, MDEric HarkerDr. Adama Diarra, DOKarthikeyan Viswanathan, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
22 Years of Experience 25 Years of Experience 14 Years of Experience 12 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, French, Bambara Speaks English, Tamil
Fontana , CALyons , COTIGARD , ORPalo Alto , CA
Med School: University Of The Philippines Manila College Of Medicine Med School: Duke University School Of Medicine Med School: Arizona College of Osteopathic Medicine Med School: Bassett Medical Center - Cooperstown, New York
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Insurance Plans Accepted by Dr. Tsung-Tso Tsai

  • Aetna
  • AlphaCare
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Humana
  • Humana - HMO
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • Kaiser Permanente - Medicare (Advantage HMO)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Optum Health
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. Tsung-Tso Tsai has the following 2 specialties

Specialty Expertise

Dr. Tsung-Tso Tsai has the following 7 areas of expertise

  • Check-up
  • Family Medicine
  • Flu (Human Influenza)
  • Heartburn
  • Immunization
  • Indigestion
  • Vaccination

Certifications, License, & Education

22 Years Experience

Dr. Tsung-Tso Tsai holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2025.

Education & Training

Residency

Completed their residency at Kaiser Permanente Medical Center.

Medical School

Graduated from University Of The Philippines Manila College Of Medicine in 2004.

NPI Number

Dr. Tsai's NPI number is 1629250394.

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Frequently Asked Questions

Is Dr. Tsung-Tso Tsai accepting new patients?
Dr. Tsung-Tso Tsai has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Tsung-Tso Tsai affiliated with?
Dr. Tsung-Tso Tsai is affiliated with Kaiser Foundation Hospital.
Where is Dr. Tsung-Tso Tsai's office located?
Dr. Tsung-Tso Tsai's office is located at 9961 Sierra Ave, Fontana, CA, 92335.
Does Dr. Tsung-Tso Tsai accept virtual/telehealth appointments?
Dr. Tsung-Tso Tsai has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Tsung-Tso Tsai accept my insurance?
You can see the insurance plans that Dr. Tsung-Tso Tsai accepts on their Vitals profile.

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