Psychiatry Clinic | Sleep Medicine

Northstar Associates, Pllc

1345 King St, Bellingham, Washington, 98229-6223

About Northstar Associates, Pllc

Northstar Associates, Pllc is a psychiatry clinic located in Bellingham, Washington specializing in Sleep Medicine. The clinic is located at 1345 King St, Bellingham, WA and can be reached at 360-676-1696. The authorized official for Northstar Associates, Pllc is Christopher Paul Mathews, who serves as the clinic’s President. He/She can be contacted at 360-676-1696. The clinic’s primary license number in Washington is 602 099 399 (Sleep Disorder Diagnostic) .
Northstar Associates, Pllc Clinic specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Clinic Information

Northstar Associates, Pllc Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.

Clinic Name Northstar Associates, Pllc
Specialization Sleep Medicine Psychiatry
Practice Address 1345 King St,
Bellingham, WA - 98229-6223
Fax 360-676-6636

Authorized/Official Person Profile

Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.

Name Christopher Paul Mathews
Position President
Contact Number 360-676-1696

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1912921586
NPI Enumeration Date: 27 Jul, 2006
NPI Last Update On: 05 Dec, 2025

Medical Licenses

Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Northstar Associates, Pllc are as mentioned below.
License NumberSpecializationStateStatus
602 099 399Sleep Disorder Diagnostic WashingtonPrimary
Sleep Medicine Secondary
Durable Medical Equipment & Medical Supplies Secondary

Other Medical Identifiers

Other professional identifiers associated with Northstar Associates, Pllc such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
122495122495OtherWashingtonPREMERA
539108001OtherWashingtonGROUP HEALTH
4824NOOtherWashingtonREGENCE

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Northstar Associates, Pllc
1345 King St,
Bellingham, WA - 98229-6223
Phone: 360-676-1696
Fax: 360-676-6636

Book an Appointment with Northstar Associates, Pllc

To schedule an appointment, contact Northstar Associates, Pllc at 1345 King St, Bellingham, Washington or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Northstar Associates, Pllc clinic:

Northstar Associates, Pllc is a psychiatry clinic specializing in Sleep Medicine Psychiatry.

Northstar Associates, Pllc is located at 1345 King St, Bellingham, Washington 98229-6223.

Patients can contact Northstar Associates, Pllc at 360-676-1696 for inquiries about its services and appointments.

Please contact Northstar Associates, Pllc directly to inquire about new-patient availability and appointment options.
* Availability may change.

Northstar Associates, Pllc specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Patients can contact Northstar Associates, Pllc at 360-676-1696 to inquire about appointments, consultation requirements and available services.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.