Office profile

William Tsai, D.O., Inc.

William Tsai, D.O., Inc. is a USCIS-listed civil surgeon office in Upland, CA. Review the address, contact details, listed languages, and named doctors here before you call the clinic about your I-693 medical exam. The USCIS listing notes English and Mandarin. 1 individual civil surgeon is named on this office record.

Next step

Call before you schedule

Review the official listing details here, then confirm price, records, and timing directly with the clinic before you book.

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Office details

These details come from the USCIS directory snapshot used by this site. Always confirm current scheduling and pricing with the office directly.

Address: 510 North 13th Avenue, Suite 101, Upland, CA 91786

Phone: 909-985-8838

Email: Not listed

Website: Not listed

Listed languages: English, Mandarin

Ask before you book

Ask for the total price, not only the base office visit fee.

Confirm whether vaccines and lab work happen onsite or at another location.

Ask how long the sealed Form I-693 packet usually takes after the visit.

Check whether the office can review non-English vaccine or medical records.

Doctors named on this listing

William Tsung Tsai

Male · 909-985-8838

Guides to review before you visit William Tsai, D.O., Inc.

These guides help you prepare records, questions, and cost expectations before you contact William Tsai, D.O., Inc. or another office in Upland.

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USCIS-listed office

American Pediatrics

1175 E Arrow Highway, Suite M, Upland, CA 91786

View office

Contact

909-481-2494

Email not listed

Languages

No additional languages listed.

USCIS-listed office

Romeo Samouh MD Inc

811 E 11th Street, Suite 102, Upland, CA 91786

View office

Contact

909-360-8737

samouhfamilypractice@gmail.com

Languages

ArabicEnglishSpanish

Source and freshness

This page is based on the USCIS Find a Civil Surgeon directory. i693medical.com does not control the office listing itself. Always confirm the office details directly with the clinic and double-check the current USCIS listing before booking.

Last USCIS sync: April 5, 2026.

FAQs about William Tsai, D.O., Inc.

Questions people usually ask before choosing William Tsai, D.O., Inc. or another civil surgeon office in Upland.

Is William Tsai, D.O., Inc. in the USCIS civil surgeon directory?

Yes. This page is based on the USCIS listing for William Tsai, D.O., Inc. in Upland, CA. You should still confirm the office details directly with the clinic before you book.

How do I contact William Tsai, D.O., Inc.?

Use the phone 909-985-8838 to reach the office and confirm scheduling, price, and record requirements.

What should I confirm with William Tsai, D.O., Inc. before booking?

Ask for the total exam cost, whether vaccines and lab work happen onsite, what records to bring, whether translated records are acceptable, and how long the sealed Form I-693 packet usually takes after the visit.

Does this page include reviews for William Tsai, D.O., Inc.?

This page focuses on the USCIS office record. For recent reviews, photos, parking notes, and directions, open the office in Google Maps before you schedule an appointment.