Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Joseph Son Tan, MD

Individual provider Gastroenterology Physician · NPI 1629149901

Joseph Son Tan, MD is a Gastroenterology Physician in Paramount, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

16660 Paramount Blvd #312
Paramount, CA 90723-5433
Phone: (562) 404-0503
Fax: (562) 529-8828
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A40103 (CA)

Record details

NPI number1629149901
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 10, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 4929, Cerritos, CA 90703-4929