Tiankai Du, MD
NPI 1457921546 · Pediatrics Physician · Ellsworth, ME
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiankai Du, MD is a Pediatrics Physician provider in Ellsworth, ME (NPI 1457921546).
Provider details
- NPI number
- 1457921546
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD27542 (ME)
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
4 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
- 2021-06-30
- Last updated
- 2025-01-02
- Certified
- 2025-01-02
Frequently asked questions
- What is Tiankai Du's NPI number?
- Tiankai Du's National Provider Identifier (NPI) is 1457921546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiankai Du's specialty?
- Tiankai Du is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Tiankai Du located?
- Tiankai Du's practice location on file with NPPES is 50 Union St # 3200, Ellsworth, ME 04605-1534.
- What is Tiankai Du's phone number?
- The practice phone number listed in the NPPES registry for Tiankai Du is (207) 664-7744.
- Does Tiankai Du accept Medicare?
- Tiankai Du is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiankai Du's NPI active?
- Yes — Tiankai Du's NPI (1457921546) is active in the NPPES registry as of the last update on 2025-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.