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

Rex Chiu, MD

Individual provider Internal Medicine Physician · NPI 1366580011

Rex Chiu, MD is an Internal Medicine Physician in Menlo Park, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

321 Middlefield Rd Ste 275
Menlo Park, CA 94025
Phone: (650) 815-9577
Fax: (650) 289-0166
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G84116 (CA)

Record details

NPI number1366580011
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 2, 2007
Last updated in NPPESFebruary 20, 2009
Mailing address321 Middlefield Rd, Suite 275, Menlo Park, CA 94025-3500

Other providers in Menlo Park