NPI Portal NPI Lookup & Verification

Dr. Jason Leon Chen, DDS

Dr. Jason Leon Chen is a General Practice Dentistry provider (Dentist) practicing in Tulare, CA, registered in the NPPES registry with NPI 1639646813 since 2018. The credential DDS stands for Doctor of Dental Surgery.

✓ Active NPI ✓ Valid NPI checksum

NPI 1639646813
Entity type Individual (Type 1)
Name Dr. Jason Leon Chen
Credential DDS
Sex Male
Practice address 1101 N CHERRY ST, Tulare, CA, 93274
Phone 5596869097
Enumeration date 2018-10-25
Last updated in NPPES 2020-04-28

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223G0001X General Practice Dentistry Primary 104681 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: Jason Chen, DDS
NPI: 1639646813
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: 1101 N CHERRY ST, Tulare, CA, 93274

Other providers at this practice address

NPI Name Type Specialty Location
1023011632 Altura Centers for Health Organization Federally Qualified Health Center (FQHC) Tulare, CA
1003859414 Ravi Kumar Individual Family Medicine Physician Tulare, CA
1932145315 Victor Sunga Individual Family Medicine Physician Tulare, CA
1932255825 Lourdes Oliveros Individual Medical Physician Assistant Tulare, CA
1437205457 Mary Prickett Individual Obstetrics & Gynecology Nurse Practitioner Tulare, CA
1013100874 Lan Truong Individual Obstetrics & Gynecology Physician Tulare, CA
1205121829 Michelle Lee Individual Family Nurse Practitioner Tulare, CA
1417205683 Melisa Arreguin Individual Family Nurse Practitioner Tulare, CA

Verify this record

Cross-check NPI 1639646813 against the authoritative CMS record: view Dr. Jason Leon Chen 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 Jason Chen practice?
The practice location on file with NPPES is in Tulare, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Jason Chen?
The National Provider Identifier (NPI) for Jason Chen is 1639646813, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-04-28.