COSTCO WHOLESALE CORPORATION
NPI 1134500838
Pharmacy - Community/Retail Pharmacy in Simi Valley, CA

NPI Status: Active since June 18, 2015

Contact Information

2660 PARK CENTER DR
SIMI VALLEY, CA
ZIP 93065
Phone: (805) 578-3305
Fax: (805) 578-3309

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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 Simi Valley, California operating as a Pharmacy, focusing in community/retail pharmacy . The healthcare provider is registered in the NPI registry with number 1134500838 assigned on June 2015. The practitioner's primary taxonomy code is 3336C0003X with license number 46620 (CA). 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 (Senior Vice President)

NPI
1134500838
Provider Name
COSTCO WHOLESALE CORPORATION
Entity Type
Organization
Location Address
2660 PARK CENTER DR SIMI VALLEY, CA 93065
Location Phone
(805) 578-3305
Location Fax
(805) 578-3309
Mailing Address
2660 PARK CENTER DR SIMI VALLEY, CA 93065
Mailing Phone
(805) 578-3305
Mailing Fax
(805) 578-3309
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-18-2015
Last Update Date
05-20-2025
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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
License No.
46620
License State
CA
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
SENIOR VICE PRESIDENT
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 1134500838, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
1
Unchanged
Pos 3
3
Doubled → 6
Pos 4
4
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 3 → 6 5 → 10 → 1 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 1 + 0 + 0 + 0 + 8 + 6 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1134500838.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Optometrist
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacy
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Hearing Aid Equipment
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacist
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacist
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacist
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Eyewear Supplier
2660 PARK CENTER DR
SIMI VALLEY, CA 93065
Pharmacy (Community/Retail Pharmacy)
2660 PARK CENTER DR
SIMI VALLEY, CA 93065

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134500838, enumerated as an "organization" on June 18, 2015.

The provider is located at 2660 PARK CENTER DR SIMI VALLEY, CA 93065 and the phone number is (805) 578-3305.

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