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RETINA NORTHWEST P.C.
NPI 1104813781
Ophthalmology in Portland, OR

Active since September 29, 2005CLIA 38D2050430 · Waiver
5440 SW WESTGATE DR STE 217, PORTLAND, OR 97221(503) 274-2121(866) 843-7990 Get Directions Write a Review

NPPES record last updated: May 11, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 11, 2023, Apr 2, 2021 (2 updates tracked since 2021).

About Retina Northwest P.c. NPPES

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

RETINA NORTHWEST P.C. (NPI 1104813781) is a healthcare organization registered as an ophthalmology in Portland, Oregon and active in the NPI registry since September 2005. The organization holds a CLIA Waiver certificate valid through November 27, 2026, maintains 4 additional practice locations, and lists Karen L Marshall, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1104813781
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameRETINA NORTHWEST P.C.
Location Address5440 SW WESTGATE DR STE 217Portland, OR 97221-2421
Mailing Address4225 Ne St James RdVancouver, WA 98663-2148 · (503) 274-2121 · Fax (866) 843-7990
Phone(503) 274-2121
Fax(866) 843-7990
Organization SubpartNo
Authorized OfficialKaren L MarshallPractice Manager · (503) 274-2121
Enumeration DateSeptember 29, 2005
Last NPPES UpdateMay 11, 20232 updates tracked since enumeration
NPPES CertifiedMay 11, 2023
✔ NPI 1104813781 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in OR · 02670693
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
5440 SW WESTGATE DR STE 217, Portland, OR 97221
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Secondary Practice Locations 4

Location 19 Monroe Pkwy Ste 150Lake Oswego, OR 97035-8863 · Phone (503) 274-2121 · Fax (866) 843-7990
Location 25050 NE Hoyt St Ste 421Portland, OR 97213-2984 · Phone (503) 274-2121 · Fax (866) 843-7990
Location 39135 SW Barnes Rd Ste 661Portland, OR 97225-6683 · Phone (503) 274-2121 · Fax (866) 843-7990
Location 4120 NE 136th Ave Ste 240Vancouver, WA 98684-6951 · Phone (503) 274-2121 · Fax (866) 843-7990

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 SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., Regence BlueCross BlueShield of Oregon.Insurance ›

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 Waiver 38D2050430

Retina Northwest, PC · Portland, OR
Active · expires Nov 27, 2026
CLIA Number38D2050430
Laboratory TypePhysician Office
Certificate Effective DateNovember 28, 2024
Certificate Expiration DateNovember 27, 2026
Laboratory DirectorApurva K. Patel
Laboratory Phone(971) 865-2782
Laboratory LocationRetina Northwest, PC5440 SW Westgate Dr, Ste 217, Portland, OR 97221
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

APURVA K PATEL MD
Ophthalmology (Retina Specialist)
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121
DR. MICHAEL SUKMIN LEE M.D.
Ophthalmology (Retina Specialist)
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121
HARPAL AMARJEET SINGH SANDHU MD
Ophthalmology (Retina Specialist)
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121
JANANI SINGARAVELU M.D.
Ophthalmology
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121
PAUL STANLEY TLUCEK MD
Ophthalmology (Retina Specialist)
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121
WENLAN ZHANG MD
Ophthalmology (Retina Specialist)
5440 SW WESTGATE DR STE 217
PORTLAND, OR 97221
Multnomah County (503) 274-2121

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 Retina Northwest P.C.'s NPI number?

The NPI number for Retina Northwest P.C. is 1104813781. It was assigned to this organization in the NPPES registry on September 29, 2005.

Where is Retina Northwest P.C. located?

Retina Northwest P.C. is located at 5440 SW Westgate Dr Ste 217, Portland, OR 97221. The listed phone number is (503) 274-2121.

What is Retina Northwest P.C.'s specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Does Retina Northwest P.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 38D2050430) is associated with this NPI, valid through November 27, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Retina Northwest P.C. accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc. and Regence BlueCross BlueShield of Oregon list Retina Northwest P.C. 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 Retina Northwest P.C. was last updated on May 11, 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.