Tiankai Catherine Du, MD
Pediatrics Physician · Ellsworth, ME
Tiankai Catherine Du, MD is a pediatrics physician with a practice address in Ellsworth, Maine, and NPI 1457921546, issued on Jun 30, 2021. Check the license (Maine MD27542, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Tiankai Catherine Du
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- MD27542 ME
Self-reported in NPPES; status is on the state search - Practice location
- 50 Union St # 3200, Ellsworth, ME 04605
- Phone
- (207) 664-7744
- Enumerated
- Jun 30, 2021
- Record last updated
- Jan 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20240809002034); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 50 Union St # 3200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leeann Chatto, CNMAdvanced Practice Midwife1619657475
Verify Tiankai Catherine Du in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD27542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Maine Coast Regional Health FacilitiesEllsworth, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Pediatrics Physician providers in Maine
There are 311 pediatrics physician records in Maine.
Other pediatrics physician records in Maine
- Albert Adams, MDBrewer, ME1629006028
- Samuel Adler, MDNorway, ME1487695532
- Farhana Ahmad, M.D.Caribou, ME1205123395
- Ambia Ahmed, MDLewiston, ME1033869466
- Mohammed Al-Nufal, MDAugusta, ME1295155869
- Zainab AlamSkowhegan, ME1316507635
- Lucy Amory, MDWestbrook, ME1275891970
- Joseph Anderson, M.D.Belfast, ME1588756738
- Joseph Anderson, DOLewiston, ME1962853697
- Rebeca Ayala, MDPresque Isle, ME1881619096
Common questions
What is Tiankai Catherine Du, MD's NPI number?
Tiankai Catherine Du, MD's National Provider Identifier (NPI) is 1457921546, issued on Jun 30, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Tiankai Catherine Du, MD located?
The NPPES record lists a practice address at 50 Union St # 3200, Ellsworth, ME, 04605. Phone: (207) 664-7744. Providers update this record themselves, so call before visiting.
How can I verify Tiankai Catherine Du, MD's license?
NPPES lists Maine license number MD27542, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.