Christopher Tan
NPI 1821311887 · Student in an Organized Health Care Education/Training Program · Pasadena, CA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Tan is a Student in an Organized Health Care Education/Training Program provider in Pasadena, CA (NPI 1821311887).
Provider details
- NPI number
- 1821311887
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- Yes
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
16 yrs in NPPES 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
- 2010-03-05
- Last updated
- 2021-12-02
- Certified
- 2021-12-02
Frequently asked questions
- What is Christopher Tan's NPI number?
- Christopher Tan's National Provider Identifier (NPI) is 1821311887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Tan's specialty?
- Christopher 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 Christopher Tan located?
- Christopher Tan's practice location on file with NPPES is 393 E Walnut St, Pasadena, CA 91188-0001.
- What is Christopher Tan's phone number?
- The practice phone number listed in the NPPES registry for Christopher Tan is (626) 405-3224.
- Does Christopher Tan accept Medicare?
- Christopher Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Tan's NPI active?
- Yes — Christopher Tan's NPI (1821311887) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.