DoctorDataHub
Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. OSCAR L. CHIEN, M.D.

Active Sole Proprietor

DR. OSCAR L. CHIEN, M.D. is a Gastroenterology healthcare provider located in SAN GABRIEL, California. NPI 1679675904 is currently active in the NPPES registry. Verify at CMS.

Gastroenterology · SAN GABRIEL, CA

Registration Details

NPI Number
1679675904
Provider Type
Individual
Gender
Male
NPI Issued
Sep 5, 2006 (19.971619710489 yrs)
Last Updated
Apr 2, 2020
License
A54999 (CA)
Sole Proprietor
Yes

Practice Information

Address
1448 S. SAN GABRIEL BL.
SAN GABRIEL, CA, 91776
Browse CA providers · Browse ZIP 91776
Phone
6265692888
Fax
6265699929
Primary Specialty
Gastroenterology
207RG0300X
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.