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NORTHWEST PATHOLOGY PLLC
NPI 1184132292
Pathology - Anatomic Pathology & Clinical Pathology in Bellingham, WA

Active since January 11, 2018CLIA 50D2158817 · Accreditation
3548 MERIDIAN ST, BELLINGHAM, WA 98225(360) 527-4580 Get Directions Write a Review

NPPES record last updated: December 15, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 15, 2025, Jun 13, 2025, Jul 8, 2022 and 3 more (6 updates tracked since 2018).

About Northwest Pathology Pllc NPPES

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

NORTHWEST PATHOLOGY PLLC (NPI 1184132292) is a healthcare organization registered as an anatomic pathology & clinical pathology in Bellingham, Washington and active in the NPI registry since January 2018. The organization holds an CLIA Accreditation certificate valid through April 4, 2028, maintains 4 additional practice locations, and lists Phyllis G. Harber-murphy, Executive Assistant, as its authorized official.

NPPES Registry Identity

NPI1184132292
Entity TypeOrganization
Primary Taxonomy207ZP0102X
Legal Business NameNORTHWEST PATHOLOGY PLLC
Location Address3548 MERIDIAN STBellingham, WA 98225-1710
Mailing Address3614 Meridian St Ste 100Bellingham, WA 98225-1748 · (360) 734-2800 · Fax (360) 734-0426
Phone(360) 527-4580
Organization SubpartYes
Authorized OfficialPhyllis G. Harber-murphyExecutive Assistant · (360) 527-4507
Enumeration DateJanuary 11, 2018
Last NPPES UpdateDecember 15, 20256 updates tracked since enumeration
NPPES CertifiedDecember 15, 2025
✔ NPI 1184132292 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 7

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedPathology · Blood Banking & Transfusion MedicineTaxonomy 207ZB0001X
Also ListedPathology · Clinical PathologyTaxonomy 207ZC0006X
Also ListedPathology · HematologyTaxonomy 207ZH0000X
Also ListedPathology · NeuropathologyTaxonomy 207ZN0500X
Also ListedPathology · Anatomic PathologyTaxonomy 207ZP0101X
Also ListedPathology · Clinical Pathology/Laboratory MedicineTaxonomy 207ZP0105X
3548 MERIDIAN ST, Bellingham, WA 98225
Open in Google Maps ↗

Secondary Practice Locations 4

Location 13614 Meridian St Ste 100Bellingham, WA 98225-1748 · Phone (360) 734-2800 · Fax (360) 734-3818
Location 22901 Squalicum PkwyBellingham, WA 98225-1851 · Phone (360) 734-5400
Location 3939 Caroline StPort Angeles, WA 98362-3909 · Phone (360) 417-7000
Location 4111 S 12th StMount Vernon, WA 98274-4000 · Phone (360) 527-4505

Other Identifiers 5

OtherMTSA.FS.60342115WA · Clia Certification - Phsjmc
OtherMTSA.FS.60920920WA · Clia Certification - Nwl
OtherMTSA.FS.60342113WA · Clia Certification -omc
OtherMTSA.FS.00004378WA · Clia Certification - Nwp Ps
OtherMTSC.FS.60598310WA · Clia Certification - Mount Vernon

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Northwest Pathology Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

9

Medicare enrollment records show 9 clinicians reassign Medicare billing to Northwest Pathology PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 7 within 10 miles. They are listed nearest first.

Clinicians, nearest first (9)

Maxwell Knapp
Pathology
NPI 1174109169
3560 MERIDIAN ST STE 101
Bellingham, WA 98225
(360) 527-4580
✔ PECOSSame address
John Hoyt, M.D.
Pathology
NPI 1285698423
3614 MERIDIAN ST SUITE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Ryan Fortna, M.D., PHD
Pathology
NPI 1811052855
3614 MERIDIAN ST SUITE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Lisa Koch, MD PHD
Pathology
NPI 1639468762
3614 MERIDIAN ST STE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Kelly Lloyd, M.D.
Pathology
NPI 1356456347
3614 MERIDIAN ST SUITE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Valerie Mcwhorter, M.D.
Pathology
NPI 1164528139
3614 MERIDIAN ST. SUITE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Gregory Wolgamot, M.D., PHD
Pathology
NPI 1801849369
3614 MERIDIAN ST SUITE 100
Bellingham, WA 98225
(360) 734-2800
✔ PECOS✔ Accepts Medicare0.1 mi
Kiran Chaturvedi, M.D.
Pathology
NPI 1245443480
111 S 12TH ST
Mount Vernon, WA 98274
(360) 527-4505
✔ PECOS✔ Accepts Medicare26 mi
George Leonard, M.D., PH.D.
Pathology
NPI 1194795880
LANDSTUHL REGIONAL MEDICAL CENTER UNIT 33100
Apo, AE 09180
(314) 590-7868
✔ PECOS✔ Accepts Medicare

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 50D2158817

Northwest Pathology Dba Avero Diagnostics · Bellingham, WA
Active · expires Apr 4, 2028
CLIA Number50D2158817
Laboratory TypeIndependent
Certificate Effective DateDecember 6, 2018
Certificate Expiration DateApril 4, 2028
Laboratory DirectorDr. Lisa Koch
Laboratory Phone(360) 527-4580
Laboratory LocationNorthwest Pathology Dba Avero Diagnostics3548 Meridian St Ste 101, Bellingham, WA 98225
CLIA data matches this NPI record on: Address Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

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 Northwest Pathology PLLC's NPI number?

The NPI number for Northwest Pathology PLLC is 1184132292. It was assigned to this organization in the NPPES registry on January 11, 2018.

Where is Northwest Pathology PLLC located?

Northwest Pathology PLLC is located at 3548 Meridian St, Bellingham, WA 98225. The listed phone number is (360) 527-4580.

What is Northwest Pathology PLLC's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Northwest Pathology PLLC enrolled in Medicare?

Yes. Northwest Pathology PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Northwest Pathology PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians, all in Pathology, reassign their Medicare billing to Northwest Pathology PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Northwest Pathology PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 50D2158817) is associated with this NPI, valid through April 4, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Northwest Pathology PLLC was last updated on December 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.