Dr. Chiahsin Lan, DDS
Dr. Chiahsin Lan is a General Practice Dentistry provider (Dentist) practicing in Cupertino, CA, registered in the NPPES registry with NPI 1043233117 since 2006. The credential DDS stands for Doctor of Dental Surgery. Practices at Jaewoong Choi DDS, Inc. (listed at the same practice address in NPPES).
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1043233117 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Dr. Chiahsin Lan |
| Credential | DDS |
| Sex | Female |
| Practice address | 20410 TOWN CENTER LN STE 190, Cupertino, CA, 95014 |
| Phone | 4088738321 |
| Fax | 4088738320 |
| Enumeration date | 2006-07-26 |
| Last updated in NPPES | 2007-07-08 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 1223G0001X | General Practice Dentistry | Primary | 41185 | CA |
DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential
Copy-ready billing details
Provider: Chiahsin Lan, DDS NPI: 1043233117 Taxonomy: 1223G0001X (General Practice Dentistry) Address: 20410 TOWN CENTER LN STE 190, Cupertino, CA, 95014
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1184819484 | Jaewoong Choi | Individual | Endodontics | Cupertino, CA |
| 1073970554 | Jaewoong Choi DDS, Inc. | Organization | Endodontics | Cupertino, CA |
| 1104488394 | Leo Chang | Individual | General Practice Dentistry | Cupertino, CA |
Verify this record
Cross-check NPI 1043233117 against the authoritative CMS record: view Dr. Chiahsin Lan on the official NPPES registry .
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.
Frequently asked questions
Where does Chiahsin Lan practice?
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.