Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tiankai Catherine Du, MD

Individual provider Pediatrics Physician · NPI 1457921546

Tiankai Catherine Du, MD is a Pediatric Medicine in Ellsworth, Maine. Qualified in 2011, 15 years ago. Practices with Maine Coast Regional Health Facilities, a 72-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
15
Licensed in
ME
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

50 Union St # 3200
Ellsworth, ME 04605-1534
Phone: (207) 664-7744
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence MD27542 (ME)

Record details

NPI number1457921546
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 30, 2021
Last updated in NPPESJanuary 2, 2025
Certification dateJanuary 2, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Maine Coast Regional Health Facilities — 72 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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