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

Andrew Steidley DMD MS PLLC

Organization Endodontics · NPI 1023805033

Andrew Steidley DMD MS PLLC is an Endodontics in Longview, Washington. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1700 Hudson St Ste #202
Longview, WA 98632
Phone: (360) 342-6700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X

Record details

NPI number1023805033
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Andrew Steidley — Dr/Owner · (360) 342-6700
Other names Lower Columbia Endodontics
NPI enumeratedApril 22, 2025
Last updated in NPPESApril 22, 2025
Certification dateApril 22, 2025
Mailing address1700 Hudson St Ste 202, Longview, WA 98632-2930

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