Mark Sebastian, DMD

NPI 1477536027 · on the registry since 2005

Practice

Address: 33516 9th Ave S
Westhill Court Bldg 2
Federal Way, WA 98003
Phone: (253) 941-6242
Fax: (253) 952-2129
Organisation at this address: Han Dds Pllc
Zan Xu Dds Pllc
Todd G. Yoshino Dds
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 7

Registry record

Primary taxonomy: Dentist
122300000X
Licence states on file: WA
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2026-07-13

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Washington