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

Robert Shou Jen Tsai MD a Professional Corp

Organization General Practice Physician · NPI 1831101351

Robert Shou Jen Tsai MD a Professional Corp provides General Practice Physician services in Paramount, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Corp — Corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

16415 S Colorado Ave Ste 205
Paramount, CA 90723-5054 Not confirmed with CMS for 18 years — call before visiting
Phone: (562) 529-7772
Fax: (562) 529-5449
Show map & directions

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

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence A33163 (CA)

Record details

NPI number1831101351
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Tsai — President · (562) 529-7772
Other names Robert S Tsai Md Inc
NPI enumeratedAugust 13, 2006
Last updated in NPPESMarch 5, 2008
Mailing address16415 S Colorado Ave, Suite 205, Paramount, CA 90723-5054

Other providers in Paramount