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PACIFIC NORTHWEST RETINA PLLC
NPI 1558940387
Ophthalmology - Retina Specialist in Bellevue, WA

Active since April 07, 2021CLIA Certified · 2 labs
1750 112TH AVE NE STE D050, BELLEVUE, WA 98004(206) 215-3850(206) 215-3870 Get Directions Write a Review

NPPES record last updated: August 21, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 21, 2023, Jun 3, 2021, Apr 7, 2021 (3 updates tracked since 2021).

About Pacific Northwest Retina Pllc NPPES

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

PACIFIC NORTHWEST RETINA PLLC (NPI 1558940387) is a healthcare organization registered as a retina specialist in Bellevue, Washington and active in the NPI registry since April 2021. The organization holds 2 active CLIA laboratory certificates, maintains 6 additional practice locations, and lists Charles D Birnbach, Secretary, as its authorized official.

NPPES Registry Identity

NPI1558940387
Entity TypeOrganization
Primary Taxonomy207WX0107X
Legal Business NamePACIFIC NORTHWEST RETINA PLLC
Location Address1750 112TH AVE NE STE D050Bellevue, WA 98004-3779
Mailing Address1750 112th Ave Ne Ste D050Bellevue, WA 98004-3779 · (206) 215-3850
Phone(206) 215-3850
Fax(206) 215-3870
Organization SubpartNo
Authorized OfficialCharles D BirnbachSecretary · (425) 296-3837
Enumeration DateApril 7, 2021
Last NPPES UpdateAugust 21, 20233 updates tracked since enumeration
NPPES CertifiedAugust 21, 2023
✔ NPI 1558940387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0107X
Definition
An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.
Also ListedClinic/Center · Multi-SpecialtyTaxonomy 261QM1300X
1750 112TH AVE NE STE D050, Bellevue, WA 98004
Open in Google Maps ↗

Secondary Practice Locations 6

Location 1215 E George Hopper RdBurlington, WA 98233-3105 · Phone (206) 215-3850
Location 23105 Old Fairhaven Pkwy Ste 103Bellingham, WA 98225-8212 · Phone (206) 215-3850
Location 31229 Madison St Ste 620Seattle, WA 98104-3304 · Phone (206) 215-3850
Location 4321 Ramsay Way Ste 107Kent, WA 98032-4544 · Phone (206) 215-3850
Location 56100 219th St SW Ste 280Mountlake Terrace, WA 98043-2222 · Phone (206) 215-3850
Location 62205 W Dolarway Rd Ste 2Ellensburg, WA 98926-8241 · Phone (206) 215-3850

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.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)

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

Clinicians Billing Medicare Through This Organization

22

Medicare enrollment records show 22 clinicians reassign Medicare billing to Pacific Northwest Retina PLLC, which bills Medicare for the services they deliver. Of these, 10 practice at this address and 13 within 10 miles. Listed here are the 20 practicing nearest to this location.

Nearest to this location (20)

See all 22
Andrew Barloon, MD
Ophthalmology
NPI 1457350670
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOSSame address
Charles Birnbach, M.D.
Ophthalmology
NPI 1144255936
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Nicolaas Deruyter, MD
Ophthalmology
NPI 1972000602
1750 112TH AVE NE STE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Steve Kim, M.D.
Ophthalmology
NPI 1457408064
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Todd Klesert, M.D., PH.D.
Ophthalmology
NPI 1386706174
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Robert Nash, M.D.
Ophthalmology
NPI 1649279456
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
David Saperstein, MD
Ophthalmology
NPI 1508946625
1750 112TH AVE NE SUITE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Stephanie Hsu, MD
Ophthalmology
NPI 1811450315
1750 112TH AVE NE STE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Chu Jian Ma, MD
Ophthalmology
NPI 1245799576
1750 112TH AVE NE STE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Loka Thangamathesvaran, MD
Ophthalmology
NPI 1558824680
1750 112TH AVE NE STE D050
Bellevue, WA 98004
(206) 215-3850
✔ PECOS✔ Accepts MedicareSame address
Jia Xu, MD
Ophthalmology
NPI 1366000192
1229 MADISON ST STE 620
Seattle, WA 98104
(062) 153-8502
✔ PECOS✔ Accepts Medicare6.3 mi
Amy Yuan, MD
Ophthalmology
NPI 1528417813
1229 MADISON ST STE 620
Seattle, WA 98104
(206) 215-3850
✔ PECOS✔ Accepts Medicare6.3 mi
Paul Griggs, MD
Ophthalmology
NPI 1578584264
332 NE NORTHGATE WAY
Seattle, WA 98125
(206) 215-3850
✔ PECOS✔ Accepts Medicare8.5 mi
Tony Huynh, MD
Ophthalmology
NPI 1669590782
6100 219TH ST SW STE 280
Mountlake Terrace, WA 98043
(206) 215-3850
✔ PECOS✔ Accepts Medicare13 mi
Yicheng Chen, MD
Ophthalmology
NPI 1124314653
321 RAMSAY WAY STE 107
Kent, WA 98032
(206) 215-3850
✔ PECOS✔ Accepts Medicare17 mi
Eric Guglielmo, M.D.
Ophthalmology
NPI 1093866840
9800 LEVIN RD NW STE 203
Silverdale, WA 98383
(206) 215-3850
✔ PECOS✔ Accepts Medicare23 mi
Adrian Omalley, MD
Ophthalmology
NPI 1295729010
9800 LEVIN RD NW #203
Silverdale, WA 98383
(360) 307-0300
✔ PECOS✔ Accepts Medicare23 mi
Todd Schneiderman, MD
Ophthalmology
NPI 1033141007
9800 LEVIN RD NW SUITE 203
Silverdale, WA 98383
(360) 307-0300
✔ PECOS✔ Accepts Medicare23 mi
David Spinak, MD
Ophthalmology
NPI 1942232913
9800 LEVIN RD NW STE 203
Silverdale, WA 98383
(360) 307-0300
✔ PECOS✔ Accepts Medicare23 mi
Eric Hansen, M.D.
Ophthalmology
NPI 1912260456
3105 OLD FAIRHAVEN PKWY STE C
Bellingham, WA 98225
(206) 215-3850
✔ PECOS✔ Accepts Medicare76 mi
See all 22 clinicians

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 2

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 Waiver 50D2242863

Pacific Northwest Retina · Bellevue, WA
Active · expires Apr 4, 2028
CLIA Number50D2242863
Laboratory TypePhysician Office
Certificate Effective DateNovember 12, 2021
Certificate Expiration DateApril 4, 2028
Laboratory DirectorDavid Saperstein
Laboratory Phone(206) 215-3850
Laboratory LocationPacific Northwest Retina1750 112th Ave NE Ste D050, Bellevue, WA 98004
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 50D2304503

Pacific Northwest Retina · Burlington, WA
Active · expires Apr 4, 2028
CLIA Number50D2304503
Laboratory TypeCommunity Clinic
Certificate Effective DateMay 14, 2024
Certificate Expiration DateApril 4, 2028
Laboratory DirectorDavid Saperstein
Laboratory Phone(206) 215-3850
Laboratory LocationPacific Northwest Retina300 Fashion Way, Burlington, WA 98233
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Pacific Northwest Retina PLLC's NPI number?

The NPI number for Pacific Northwest Retina PLLC is 1558940387. It was assigned to this organization in the NPPES registry on April 7, 2021.

Where is Pacific Northwest Retina PLLC located?

Pacific Northwest Retina PLLC is located at 1750 112th Ave NE Ste D050, Bellevue, WA 98004. The listed phone number is (206) 215-3850.

What is Pacific Northwest Retina PLLC's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Is Pacific Northwest Retina PLLC enrolled in Medicare?

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

How many clinicians bill Medicare through Pacific Northwest Retina PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 22 clinicians, all in Ophthalmology, reassign their Medicare billing to Pacific Northwest Retina 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, 10 practice at this address and 13 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Pacific Northwest Retina PLLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Pacific Northwest Retina PLLC accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Pacific Northwest Retina 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 Pacific Northwest Retina PLLC was last updated on August 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.