PUGET SOUND GASTROENTEROLOGY, PLLC
NPI 1689646838
Clinical Medical Laboratory in Lynnwood, WA

Active since February 02, 2006
19000 33RD AVE W, SUITE 230, LYNNWOOD, WA 98036(425) 686-7138(425) 745-4104 Get Directions Write a Review

NPPES record last updated: May 16, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 16, 2025, Dec 12, 2019, Jan 19, 2017 (3 updates tracked since 2017).

About Puget Sound Gastroenterology, Pllc NPPES

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

PUGET SOUND GASTROENTEROLOGY, PLLC (NPI 1689646838), doing business as Psg Division Of Pathology, is a healthcare organization registered as a clinical medical laboratory in Lynnwood, Washington and active in the NPI registry since February 2006. The organization lists Alan Oliver, Ceo, as its authorized official.

NPPES Registry Identity

NPI1689646838
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NamePUGET SOUND GASTROENTEROLOGY, PLLC
Location Address19000 33RD AVE W, SUITE 230Lynnwood, WA 98036-4751
Mailing AddressPo Box 34888Seattle, WA 98124-1888 · (425) 977-4620 · Fax (425) 745-9836
Fax(425) 745-4104
Organization SubpartNo
Authorized OfficialAlan OliverCeo · (786) 530-3820
Enumeration DateFebruary 2, 2006
Last NPPES UpdateMay 16, 20253 updates tracked since enumeration
NPPES CertifiedMay 16, 2025
✔ NPI 1689646838 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
License✔ Licensed in WA · 600388519
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
19000 33RD AVE W, Lynnwood, WA 98036

Other Names 1

Doing Business AsPsg Division Of Pathology

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Puget Sound Gastroenterology, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

83

Medicare enrollment records show 83 clinicians reassign Medicare billing to Puget Sound Gastroenterology, PLLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 29 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 4

Gastroenterology48
Nurse Practitioner27
Pathology6
Internal Medicine2

Nearest to this location (20)

See all 83
Pathology
NPI 1225209471
19000 33RD AVE W STE 230
Lynnwood, WA 98036
(425) 686-7138
✔ PECOS✔ Accepts MedicareSame address
Pathology
NPI 1972036234
19000 33RD AVE W STE 230
Lynnwood, WA 98036
(425) 686-7138
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1972581387
21600 HIGHWAY 99 STE 230
Edmonds, WA 98026
(206) 215-4250
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1326019167
21600 HIGHWAY 99 STE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Nurse Practitioner
NPI 1912268004
21600 HIGHWAY 99 STE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1619178027
21600 HIGHWAY 99 STE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1578537031
21600 HIGHWAY 99 STE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1174544712
21600 HWY 99 SUITE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1912924739
21600 HWY 99 SUITE 260
Edmonds, WA 98026
(425) 774-2650
✔ PECOS✔ Accepts Medicare2.9 mi
Gastroenterology
NPI 1598056673
11027 MERIDIAN AVE N STE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS✔ Accepts Medicare8.5 mi
Gastroenterology
NPI 1285825463
11027 MERIDIAN AVE N STE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS✔ Accepts Medicare8.5 mi
Gastroenterology
NPI 1497725238
11027 MERIDIAN AVE N SUITE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS8.5 mi
Gastroenterology
NPI 1528039989
11027 MERIDIAN AVE N SUITE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS8.5 mi
Gastroenterology
NPI 1750359105
11027 MERIDIAN AVE N SUITE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS✔ Accepts Medicare8.5 mi
Gastroenterology
NPI 1073658365
11027 MERIDIAN AVE N SUITE 100
Seattle, WA 98133
(206) 365-4492
✔ PECOS✔ Accepts Medicare8.5 mi
Gastroenterology
NPI 1003844622
11800 NE 128TH ST SUITE 100
Kirkland, WA 98034
(425) 899-4500
✔ PECOS✔ Accepts Medicare8.9 mi
Nurse Practitioner
NPI 1619261930
11800 NE 128TH ST SUITE 100
Kirkland, WA 98034
(425) 899-4500
✔ PECOS✔ Accepts Medicare8.9 mi
Nurse Practitioner
NPI 1689521254
11800 NE 128TH ST STE 100
Kirkland, WA 98034
(425) 899-4500
✔ PECOS✔ Accepts Medicare8.9 mi
Nurse Practitioner
NPI 1013724244
11800 NE 128TH ST STE 100
Kirkland, WA 98034
(425) 899-4500
✔ PECOS✔ Accepts Medicare8.9 mi
Nurse Practitioner
NPI 1619137718
4526 FEDERAL AVE
Everett, WA 98203
(425) 349-6200
✔ PECOS✔ Accepts Medicare9.5 mi
See all 83 clinicians

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

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 Puget Sound Gastroenterology, PLLC's NPI number?

The NPI number for Puget Sound Gastroenterology, PLLC is 1689646838. It was assigned to this organization in the NPPES registry on February 2, 2006. The provider is doing business as PSG Division of Pathology.

Where is Puget Sound Gastroenterology, PLLC located?

Puget Sound Gastroenterology, PLLC is located at 19000 33rd Ave W Suite 230, Lynnwood, WA 98036. The listed phone number is (425) 686-7138.

What is Puget Sound Gastroenterology, PLLC's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Is Puget Sound Gastroenterology, PLLC enrolled in Medicare?

Yes. Puget Sound Gastroenterology, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Puget Sound Gastroenterology, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 83 clinicians in 4 Medicare specialties reassign their Medicare billing to Puget Sound Gastroenterology, 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. The largest specialties are Gastroenterology (48), Nurse Practitioner (27) and Pathology (6). Of these, 2 practice at this address and 29 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Puget Sound Gastroenterology, PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Puget Sound Gastroenterology, 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 Puget Sound Gastroenterology, PLLC was last updated on May 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.