Update this page – If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS.
Organization
NANCY KWON HSIEH, DDS, INC
Active
Organization
NANCY KWON HSIEH, DDS, INC
Active
Organization subpart
No
Provider details
NPI number
Authorized official
NANCY KWON HSIEH DDS, MS (OWNER)
(415) 567-1532
Entity
Organization
Contact information
Practice address
3400 CALIFORNIA ST, SUITE 302, SAN FRANCISCO, CA 94118-1863
(415) 567-1532
Mailing address
3400 CALIFORNIA ST, SUITE 302, SAN FRANCISCO, CA 94118-1863
(415) 567-1532
Taxonomy
Speciality
Code
Description
License number
State
1223G0001X
General Practice Dentistry
Primary
50401
CA
1223P0221X
Pediatric Dentistry
50297
CA
Other
Enumeration date
05/03/2007
Last updated
09/11/2025
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up