COSTCO WHOLESALE CORPORATION
NPI 1629348636
Pharmacy - Community/Retail Pharmacy in Issaquah, WA

NPI Status: Active since January 06, 2012

Contact Information

999 LAKE DR
ISSAQUAH, WA
ZIP 98027
Phone: (425) 313-6670
Fax: (425) 313-6595

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  • Organization
  • Pharmacy
  • Community/Retail Pharmacy

About COSTCO WHOLESALE CORPORATION

This page provides the complete NPI Profile along with additional information for Costco Wholesale Corporation, a provider established in Issaquah, Washington operating as a Pharmacy, focusing in community/retail pharmacy . The healthcare provider is registered in the NPI registry with number 1629348636 assigned on January 2012. The practitioner's primary taxonomy code is 3336C0003X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Richard Stephens (Avp Pharmacy)

NPI
1629348636
Provider Name
COSTCO WHOLESALE CORPORATION
Entity Type
Organization
Location Address
999 LAKE DR ISSAQUAH, WA 98027
Location Phone
(425) 313-6670
Location Fax
(425) 313-6595
Mailing Address
PO BOX 34300 SEATTLE, WA 98124
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-06-2012
Last Update Date
05-27-2025
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Pharmacy Community/Retail Pharmacy

Taxonomy Code
3336C0003X
Type
Suppliers
Taxonomy Description
A pharmacy where pharmacists store, prepare, and dispense medicinal preparations and/or prescriptions for a local patient population in accordance with federal and state law; counsel patients and caregivers (sometimes independent of the dispensing process); administer vaccinations; and provide other professional services associated with pharmaceutical care such as health screenings, consultative services with other health care providers, collaborative practice, disease state management, and education classes.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

RICHARD STEPHENS

Authorized Official Title
AVP PHARMACY
Authorized Official Phone
(425) 313-8259

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1629348636, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
3
Doubled → 6
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
3
Doubled → 6
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 3 → 6 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 4 + 9 + 6 + 4 + 1 + 6 + 6 + 6 + 24 = 74

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1629348636.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacist
999 LAKE DR
ISSAQUAH, WA 98027
Pharmacy Technician
999 LAKE DR
ISSAQUAH, WA 98027
Hearing Aid Equipment
999 LAKE DR
ISSAQUAH, WA 98027
Eyewear Supplier
999 LAKE DR
ISSAQUAH, WA 98027

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629348636, enumerated as an "organization" on January 06, 2012.

The provider is located at 999 LAKE DR ISSAQUAH, WA 98027 and the phone number is (425) 313-6670.

Pharmacy with taxonomy code 3336C0003X and a focus in Community/Retail Pharmacy.