Matthew Tan
NPI 1689513699 · Student in an Organized Health Care Education/Training Program · Walnut Creek, CA
Matthew Tan is a Student in an Organized Health Care Education/Training Program provider in Walnut Creek, CA (NPI 1689513699).
Provider details
- NPI number
- 1689513699
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-03-26
- Last updated
- 2026-03-26
- Certified
- 2026-03-26
Frequently asked questions
- What is Matthew Tan's NPI number?
- Matthew Tan's National Provider Identifier (NPI) is 1689513699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Tan's specialty?
- Matthew Tan is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Matthew Tan located?
- Matthew Tan's practice location on file with NPPES is 1450 Treat Blvd Ste 320, Walnut Creek, CA 94597-2168.
- What is Matthew Tan's phone number?
- The practice phone number listed in the NPPES registry for Matthew Tan is (925) 296-9880.
- Is Matthew Tan's NPI active?
- Yes — Matthew Tan's NPI (1689513699) is active in the NPPES registry as of the last update on 2026-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.