DR. SIEW LOONG TSO M.D.
NPI 1043315104
Family Medicine in San Francisco, CA

Active since September 14, 2006
728 PACIFIC AVE, SUITE 507, SAN FRANCISCO, CA 94133(415) 398-6728(415) 398-6783 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Siew Loong Tso M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SIEW LOONG TSO M.D. (NPI 1043315104) is an individual family medicine provider in San Francisco, California, licensed in California (A35108) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1043315104
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. SIEW LOONG TSOCredential: M.D.
Location Address728 PACIFIC AVE, SUITE 507San Francisco, CA 94133-4457
Mailing Address728 Pacific Ave, Suite 507San Francisco, CA 94133-4457 · (415) 398-6728 · Fax (415) 398-6783
Fax(415) 398-6783
Sole ProprietorYes
Enumeration DateSeptember 14, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1043315104 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in CA · A35108
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
728 PACIFIC AVE, San Francisco, CA 94133

Other Identifiers 1

OtherA35108CA · State License

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Recreation Therapist
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
Internal Medicine (Hematology & Oncology)
728 PACIFIC AVE, SUITE 504
SAN FRANCISCO, CA 94133
Pharmacy (Community/Retail Pharmacy)
728 PACIFIC AVE, STE 110
SAN FRANCISCO, CA 94133
Obstetrics & Gynecology
728 PACIFIC AVE, # 503
SAN FRANCISCO, CA 94133
Registered Nurse (Gerontology)
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
Acupuncturist
728 PACIFIC AVE, SUITE 606
SAN FRANCISCO, CA 94133
Occupational Therapist
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
Nurse's Aide
728 PACIFIC AVE
SAN FRANCISCO, CA 94133

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Siew Tso's NPI number?

The NPI number for Siew Tso is 1043315104. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Where is Siew Tso located?

Siew Tso practices at 728 Pacific Ave Suite 507, San Francisco, CA 94133. The listed phone number is (415) 398-6728.

What is Siew Tso's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Siew Tso was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.