Fax destination

CLARK S. TSAI, M.D., INC. fax number

Organization fax contact · CONCORD, CA

Organization fax

NPI 1699944298

Fax number (925) 689-7748

Verify before sending

Destination detailsReview before sending

Organization: CLARK S. TSAI, M.D., INC.
Fax contact: Organization fax
Intended use: Fax number reported by this organization in NPPES. Confirm current routing and receiving department before sending

Registered organization: CLARK S. TSAI, M.D., INC.
NPI number: 1699944298
Practice address: 2225 PORT CHICAGO HWY, CONCORD, CA, 94520-2051
Telephone: (925) 689-7744
Provider specialty: See registry classification 207W00000X — code meaning
Imported into directory: Oct 31, 2026

The provider supplied these details to the public NPPES registry. The import date records when TidyFax obtained the record; it is not a confirmation that the fax line works. A specialty identifies the provider's classification, not the department accepting documents.

Before sending, call the listed office to confirm the fax number and the documents it accepts. Report a correction with this page's address and a public source link; do not include private documents.

Confirm the correct destinationFax numbers can vary by department or document type. Check the source before sending sensitive documents.

Verify on the official source

Ready to send?

Send directly to this fax number.

The destination is already filled in. Review the number and source instructions before completing checkout.

Ready when you are

Fax CLARK S. TSAI, M.D., INC.

Upload your document and enter the destination. You review the total before payment.

from $3.99

Upload document PDF, JPG, or PNG up to 20 MB · 10 pages included

Choose a file or drag and drop it here

Recipient fax number Enter the recipient's fax number

Destination country

United States

Recipient fax number

Fax destination: +1 for CLARK S. TSAI, M.D., INC.

Your email We'll email you when the fax is delivered or needs attention

Email for delivery updates

Expecting a reply? Rent a number from $4.99

Keep the standard sender or rent a receiving number for nonmedical replies. Incoming pages are included in the rental price; outbound sends are purchased separately.

Delivery confirmation PDF Downloadable proof after successful delivery Included

Professional cover page Add recipient, sender, subject, priority and a message Free Priority processing Priority in scheduled and recovery queues; delivery times vary +$2.99 Schedule delivery Choose a later date and time to send +$1.99

Have a discount code? Optional — apply it before checkout.

Base fax · up to 10 pages $3.99

Additional source pages $0.25 each

Starting total $3.99

We count document pages securely on the server. If your document exceeds 10 pages, the exact page charge is itemized in Stripe Checkout before you pay.

Standard fax retry policy

Before you pay: 72-hour failure retry window. If delivery fails, you can use up to 3 customer retries at no extra charge within 72 hours of the latest failed attempt. You can change the destination number, but not the document. After this window, the uploaded file is deleted and a new fax upload is needed.

Secure payment No subscription Failure controls