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Dr. Tjoa's Overview

Dr. Walter S. Tjoa graduated from the Kath Univ Leuven, Fac Der Geneeskunde, Leuven, Belgium in 1978. He works in Fontana, CA and specializes in Dermatology. Dr. Tjoa is affiliated with Kaiser Permanente Fontana Medical Center.

Dr. Tjoa's Experience

Years in Practice: 37

Conditions Treated by Dr. Tjoa

  • Not Available

Procedures Performed by Dr. Tjoa

  • Not Available

Dr. Tjoa's Specialties


Dr. Tjoa's Education & Training

Medical School: Kath Univ Leuven, Fac Der Geneeskunde, Leuven, Belgium; Graduated 1978

Dr. Tjoa's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. Tjoa's Accepted Insurance

  • Kaiser Permanente

Dr. Tjoa's Office Information & Appointments

Office Locations

Kaiser Permanente Medical Group
Kaiser Permanente Fontana Medical Center

9961 Sierra Ave
Fontana, CA 92335
(909) 427-5000


Office Hours and Information

Fax: (909) 427-7366

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:30 AM - 5:00 PM
Tuesday 8:30 AM - 5:00 PM
Wednesday 8:30 AM - 5:00 PM
Thursday 8:30 AM - 5:00 PM
Friday 8:30 AM - 5:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday 8:00 AM - 5:00 PM

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Dr. Tjoa's Hospital Affiliations

Office Locations

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