Summary

Dr. William Tsai is an internal medicine physician who has been caring for patients for 29 years. He earned his medical degree from St. Georges University School of Medicine and completed his residency training at New York Hospital. Dr. Tsai is fluent in both Chinese and English, allowing him to serve a diverse patient population.

Dr. Tsai practices at Hoag Hospital Newport Beach and sees patients in Irvine, California. He specializes in treating conditions such as respiratory failure and high blood pressure. His approach to patient care includes coordinating physical therapy and strength training programs when appropriate for recovery and wellness. Patients have given Dr. Tsai an average rating of 3.8 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • 3.8
  • 29 years of experience
  • 53 insurance plans accepted
  • speaks Chinese, English
  • New York Hospital
  • 7 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Dr. William Jen Tsai

19742 MacArthur Blvd Ste 101Irvine, CA 92612
Mon10:00 am - 5:00 pm
TueClosed
Wed10:00 am - 5:00 pm
Thu10:00 am - 5:00 pm
Fri10:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. William Jen Tsai, MDKarthikeyan Viswanathan, DOEric HarkerDr. Tooba Rehman, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.8 
29 Years of Experience 12 Years of Experience 25 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, English Speaks English, Tamil Speaks English
Irvine , CAPalo Alto , CALyons , COKaty , TX
Med School: St Georges University Med School: Bassett Medical Center - Cooperstown, New York Med School: Duke University School Of Medicine Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE
Current Profile
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Insurance Plans Accepted by Dr. William Jen Tsai

  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - PPO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • All Savers Insurance
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of North Dakota
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • BLUE CROSS of CALIFORNIA - PPO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • CalOptima
  • CHAMPVA - HMO
  • Cigna
  • EmblemHealth
  • Fidelis Care (NY)
  • GEHA
  • Health Net
  • Health Net - HMO
  • HealthFirst (NY)
  • Humana
  • Humana - HMO
  • Inland Empire Health Plan
  • Kaiser Permanente
  • L.A. Care Health Plan
  • Magellan Health
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Mutual of Omaha
  • Mutual of Omaha - Medicare
  • Nippon Life Benefits
  • Optum Health - Medicaid
  • Physicians Mutual
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • State Farm
  • United Behavioral Health
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO
  • UnitedHealthcare Oxford
  • Wellcare

Medical Specialties

Dr. William Jen Tsai has the following specialty

Specialty Expertise

Dr. William Jen Tsai has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

29 Years Experience

Dr. William Jen Tsai holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at New York Hospital.

Medical School

Graduated from St Georges University and St Georges University School Of Medicine in 1997.

NPI Number

Dr. Tsai's NPI number is 1952356560.

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Frequently Asked Questions

How can I make an appointment with Dr. William Tsai?
You can find contact information for Dr. William Tsai here on Vitals.
Is Dr. William Tsai accepting new patients?
Dr. William Tsai has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. William Tsai accept my insurance?
You can see the insurance plans that Dr. William Tsai accepts on their Vitals profile.
Which hospitals is Dr. William Tsai affiliated with?
Dr. William Tsai is affiliated with Hoag Hospital Newport Beach.
Where is Dr. William Tsai's office located?
Dr. William Tsai's office is located at 19742 MacArthur Blvd Ste 101, Irvine, CA, 92612.

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