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Prolio

Dentist · Federal Way, WA

Mark Sebastian

Listed as an active dentist in Federal Way — compiled from public records and refreshed weekly.

Licence no. 5374

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About this listing

Mark Sebastian works as a dentist in Federal Way. Practices under license number 5374, cross-checked against public registries. Prolio refreshes this listing weekly so the public information stays current and you're not reading a page Google forgot about years ago. You can contact Mark Sebastian directly from this page — we don't take a commission, we don't resell the lead, and we don't sit between you and the professional. If you're Mark Sebastian and want to edit this profile yourself, you can claim it for free at the bottom of the page.

Mark Sebastian — registro NPI #1477536027. Datos públicos NPPES (CMS).

This profile was assembled from public business records. It hasn't been claimed by the owner yet, so some details may be incomplete.

What we know

Primary category
Dentist
Area served
Federal Way, WA
Listing source
Public business records
Listing status
Active · unclaimed
Last refreshed
Jul 8, 2026

33516 9TH AVE S, Federal Way, WA, 980036322, Federal Way, WA

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