PUGET SOUND GASTROENTEROLOGY, PLLC
NPI 1649212606
Internal Medicine - Gastroenterology in Seattle, WA
About Puget Sound Gastroenterology, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PUGET SOUND GASTROENTEROLOGY, PLLC (NPI 1649212606), doing business as Seattle Gastroenterology Associates, is a healthcare organization registered as a gastroenterology in Seattle, Washington and active in the NPI registry since June 2006. The organization lists Alan Oliver, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 2
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
83Medicare enrollment records show 83 clinicians reassign Medicare billing to Puget Sound Gastroenterology, PLLC, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 38 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 4
Nearest to this location (20)
See all 83Source: 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 1649212606. It was assigned to this organization in the NPPES registry on June 12, 2006. The provider is doing business as Seattle Gastroenterology Associates.
Where is Puget Sound Gastroenterology, PLLC located?
Puget Sound Gastroenterology, PLLC is located at 11027 Meridian Ave N Suite 100, Seattle, WA 98133. The listed phone number is (206) 365-4492.
What is Puget Sound Gastroenterology, PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
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, 6 practice at this address and 38 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.
# Puget Sound Gastroenterology, Pllc · NPI 1649212606
Gastroenterology organization in Seattle, Washington. Organization record, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1649212606 (Entity type: Organization)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **Also known as:** Seattle Gastroenterology Associates (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Alan Oliver, CEO
## Practice location
- **Address:** 11027 MERIDIAN AVE N, SUITE 100, Seattle, WA 98133-1705
- **Phone:** (206) 365-4492 · **Fax:** (206) 368-3456
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 83 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Gastroenterology (48), Nurse Practitioner (27), Pathology (6); 6 practice at this address and 38 within 10 miles; [full list](https://npiprofile.com/npi/1649212606/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 16, 2025
- **Other identifiers:** Medicaid 1045049 (WA); Other 0031330 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1649212606) · Data from the CMS NPPES public registry.