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

Mark Breinholt DDS PLLC

Organization Dental Clinic/Center · NPI 1457203945

Mark Breinholt DDS PLLC is a Dental Clinic/Center in Bellingham, Washington. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

3400 Squalicum Pkwy Ste 103
Bellingham, WA 98225-1933
Phone: (360) 734-6728
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dental Clinic/Center (primary) Taxonomy 261QD0000X

Record details

NPI number1457203945
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Breinholt — Dentist · (360) 734-6728
NPI enumeratedFebruary 10, 2026
Last updated in NPPESFebruary 10, 2026
Certification dateFebruary 10, 2026
Mailing address3400 Squalicum Pkwy Ste 103, Bellingham, WA 98225-1933

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