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COSTCO WHOLESALE CORPORATION
NPI 1700996345
Pharmacy - Mail Order Pharmacy in Everett, WA

Active since August 30, 2006
6801 SEAWAY BLVD STE A-2, EVERETT, WA 98203(800) 607-6861(800) 633-0334 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 28, 2025, May 23, 2025, Sep 2, 2016 (3 updates tracked since 2016).

About Costco Wholesale Corporation NPPES

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

COSTCO WHOLESALE CORPORATION (NPI 1700996345), doing business as Costco Pharmacy #1748, is a healthcare organization registered as a mail order pharmacy in Everett, Washington and active in the NPI registry since August 2006. The organization lists Richard Stephens, Svp Pharmacy, as its authorized official.

NPPES Registry Identity

NPI1700996345
Entity TypeOrganization
Primary Taxonomy3336M0002X
Legal Business NameCOSTCO WHOLESALE CORPORATION
Location Address6801 SEAWAY BLVD STE A-2Everett, WA 98203-5833
Mailing AddressPo Box 34300Seattle, WA 98124-1300 · (425) 313-6670 · Fax (425) 313-6595
Phone(800) 607-6861
Fax(800) 633-0334
Organization SubpartNo
Authorized OfficialRichard StephensSvp Pharmacy · (425) 313-8259
Enumeration DateAugust 30, 2006
Last NPPES UpdateAugust 19, 20253 updates tracked since enumeration
NPPES CertifiedAugust 19, 2025
✔ NPI 1700996345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacy · Mail Order PharmacySuppliers
Taxonomy Code3336M0002X
License✔ Licensed in WA · 58651
Definition
A pharmacy where pharmacists compound or dispense prescriptions or other medications in accordance with federal and state law, using common carriers to deliver the medications to patient or their caregivers. Mail order pharmacies counsel patients and caregivers (sometimes independent of the dispensing process) through telephone or email contact and provide other professional services associated with pharmaceutical care appropriate to the setting. Mail order pharmacies are licensed as a Mail Order Pharmacy in the state where they are located and may also be licensed or registered as nonresident pharmacies in other states.
6801 SEAWAY BLVD STE A-2, Everett, WA 98203
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Other Names 1

Doing Business AsCostco Pharmacy #1748

Other Identifiers 1

Other2108666Pk

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness and more.Insurance ›

Medical Equipment Supplier Medicare DMEPOS 6

Medicare supplier enrollment and the product categories Costco Pharmacy #581 carries, from the Medicare DMEPOS supplier directory.

Costco Pharmacy #581

DMEPOS supplier · Everett, WAOperated by Costco Wholesale Corporation
✔

Accepts Medicare assignment

Costco Pharmacy #581 agrees to accept the Medicare-approved amount as full payment for covered equipment and supplies. Medicare patients are not billed beyond the standard deductible and coinsurance.

PTAN (Medicare Supplier Number)20344457
Medicare Participant SinceJanuary 1, 2023
Supplier Location802 134th St SW Ste 140Everett, WA 98204
Phone(800) 607-6861
Supplier Specialties
Pharmacy

Medicare Product Categories

Immunosuppressive Drugs
Immunosuppressive drugs require dosage, frequency, and route of administration to prevent or treat the rejection of an organ transplant
Infusion Drugs
Nebulizer Drugs
Albuterol, levalbuterol, and metaproterenol are all short-acting bronchodilators with beta-adrenergic stimulatory effect
Oral Anticancer Drugs
FDA anticancer drugs
Oral Antiemetic Drugs
FDA antiemetic drugs
Blood Glucose Monitors/Supplies (Mail Order)
Home blood glucose monitors including lancets, reagent strips, and other supplies necessary for the proper functioning of the device
Product categories are from the Medicare DMEPOS supplier directory. Contact the supplier to confirm current availability of specific items.

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 Costco Wholesale Corporation's NPI number?

The NPI number for Costco Wholesale Corporation is 1700996345. It was assigned to this organization in the NPPES registry on August 30, 2006. The provider is doing business as Costco Pharmacy #1748.

Where is Costco Wholesale Corporation located?

Costco Wholesale Corporation is located at 6801 Seaway Blvd Ste A-2, Everett, WA 98203. The listed phone number is (800) 607-6861.

What is Costco Wholesale Corporation's specialty?

The primary specialty registered for this NPI is Pharmacy, specializing in Mail Order Pharmacy, with taxonomy code 3336M0002X.

Does Costco Wholesale Corporation accept Medicare assignment for medical equipment?

Yes. As a Medicare medical equipment supplier, Costco Pharmacy #581 accepts Medicare assignment: the supplier accepts the Medicare-approved amount as payment in full for covered equipment and supplies.

What insurance does Costco Wholesale Corporation accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Absolute Total Care, Ambetter from Arizona Complete Health and Ambetter from Arkansas Health & Wellness and 38 other insurers list Costco Wholesale Corporation 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 Costco Wholesale Corporation was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.