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NORTHSTAR ASSOCIATES, PLLC
NPI 1912921586
Clinic/Center - Sleep Disorder Diagnostic in Bellingham, WA

Active since July 27, 2006
1345 KING ST, BELLINGHAM, WA 98229(360) 676-1696(360) 676-6636 Get Directions Write a Review

NPPES record last updated: December 5, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 5, 2025, Dec 24, 2015 (2 updates tracked since 2015).

About Northstar Associates, Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NORTHSTAR ASSOCIATES, PLLC (NPI 1912921586), doing business as Northstar Medical Specialists, is a healthcare organization registered as a sleep disorder diagnostic in Bellingham, Washington and active in the NPI registry since July 2006. The organization lists Christopher Paul Mathews, President, as its authorized official.

NPPES Registry Identity

NPI1912921586
Entity TypeOrganization
Primary Taxonomy261QS1200X
Legal Business NameNORTHSTAR ASSOCIATES, PLLC
Location Address1345 KING STBellingham, WA 98229-6223
Mailing Address1345 King StBellingham, WA 98229-6223 · (360) 676-1696 · Fax (360) 676-6636
Phone(360) 676-1696
Fax(360) 676-6636
Organization SubpartNo
Authorized OfficialChristopher Paul MathewsPresident · (360) 676-1696
Enumeration DateJuly 27, 2006
Last NPPES UpdateDecember 5, 20252 updates tracked since enumeration
NPPES CertifiedDecember 5, 2025
✔ NPI 1912921586 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinic/Center · Sleep Disorder DiagnosticAmbulatory Health Care Facilities
Taxonomy Code261QS1200X
License✔ Licensed in WA · 602 099 399
Also ListedPsychiatry & Neurology · Sleep MedicineTaxonomy 2084S0012X
Also ListedDurable Medical Equipment & Medical SuppliesTaxonomy 332B00000X
1345 KING ST, Bellingham, WA 98229
Open in Google Maps ↗

Other Names 1

Doing Business AsNorthstar Medical Specialists

Other Identifiers 3

Other122495122495WA · Premera
Other539108001WA · Group Health
Other4824NOWA · Regence

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ZACHARY ALAN WEBB M.D.
Psychiatry & Neurology (Neurology)
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
MERALEE K H BYKER P.A.-C
Physician Assistant
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
NORTHSTAR ASSOCIATES
Clinic/Center (Sleep Disorder Diagnostic)
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
MARIA DALZOT RDN
Dietitian, Registered
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
ANNA MARIE PETERS NURSE PRACTITIONER
Nurse Practitioner
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
EARL B. FRANKLIN PA C
Physician Assistant
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
CHRISTOPHER P MATHEWS R.T
Respiratory Therapist, Certified
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696
CAILIE A BUCKINGHAM R.D.
Dietitian, Registered
1345 KING ST
BELLINGHAM, WA 98229
Whatcom County (360) 676-1696

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Northstar Associates, PLLC's NPI number?

The NPI number for Northstar Associates, PLLC is 1912921586. It was assigned to this organization in the NPPES registry on July 27, 2006. The provider is doing business as NorthStar Medical Specialists.

Where is Northstar Associates, PLLC located?

Northstar Associates, PLLC is located at 1345 King St, Bellingham, WA 98229. The listed phone number is (360) 676-1696.

What is Northstar Associates, PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

What insurance does Northstar Associates, PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Northstar Associates, PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Northstar Associates, PLLC was last updated on December 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.