Tillian Chiu, D.O.
NPI 1285824896 · Pediatrics Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tillian Chiu, D.O. is a Pediatrics Physician provider in Los Angeles, CA (NPI 1285824896).
Provider details
- NPI number
- 1285824896
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 20A 10052 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2007-07-30
- Last updated
- 2021-12-14
- Certified
- 2021-12-14
Frequently asked questions
- What is Tillian Chiu's NPI number?
- Tillian Chiu's National Provider Identifier (NPI) is 1285824896, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tillian Chiu's specialty?
- Tillian Chiu is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Tillian Chiu located?
- Tillian Chiu's practice location on file with NPPES is 4700 Sunset Blvd, Los Angeles, CA 90027-6082.
- What is Tillian Chiu's phone number?
- The practice phone number listed in the NPPES registry for Tillian Chiu is (800) 954-8000.
- Does Tillian Chiu accept Medicare?
- Tillian Chiu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tillian Chiu's NPI active?
- Yes — Tillian Chiu's NPI (1285824896) is active in the NPPES registry as of the last update on 2021-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.