Active NPI
Costco Wholesale Corporation
Doing business as Costco Optical #1741
- Eyewear Supplier
- Visalia, CA
National Provider Identifier
1073468955
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Eyewear Supplier
- Legal business name
- COSTCO WHOLESALE CORPORATION
- Doing business as
- Costco Optical #1741
- Practice address
- 6610 W Riggin Ave
Visalia, CA 93291-7179 - Phone
- (425) 313-8100
- NPI assigned
- Mar 4, 2026
- Last updated
- Mar 4, 2026
- Organization subpart
- Yes
- Parent organization
- COSTCO WHOLESALE CORPORATION
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Erin Sieglock
- Title
- Avp Optical
- Phone
- (425) 313-8087
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Eyewear Supplier | 332H00000X | NU | Primary |
Addresses
Primary practice location
6610 W Riggin Ave
Visalia, CA 93291-7179
Mailing address
PO Box 35005
Seattle, WA 98124-3405
Phone (425) 313-8100
Other names 1
- Costco Optical #1741
National Provider Directory
National Provider Directory- Tax ID family
- Costco Wholesale Corpor
- Part of
- Costco Wholesale Corpor
Organizations with this tax ID in the same state 24
This tax ID family is large, so up to 24 of its organizations in the same state are linked here.
-
dba Costco Pharmacy #1274
- Community/Retail Pharmacy
- Elk Grove, CA
- NPI 1043759632
-
dba Costco Pharmacy #1371
- Community/Retail Pharmacy
- Loomis, CA
- NPI 1053175141
-
dba Costco Optical #479
- Eyewear Supplier
- Marina del Rey, CA
- NPI 1053700906
-
dba Costco Hearing Aid #782
- Hearing Aid Equipment
- Turlock, CA
- NPI 1053704221
-
dba Costco Pharmacy #1317
- Community/Retail Pharmacy
- Eastvale, CA
- NPI 1053815977
-
dba Costco Optical #411
- Eyewear Supplier
- Fountain Valley, CA
- NPI 1063801918
-
dba Costco Hearing Aid #424
- Hearing Aid Equipment
- Signal Hill, CA
- NPI 1063805620
-
dba Costco Hearing Aid #686
- Hearing Aid Equipment
- Montclair, CA
- NPI 1063870566
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1772582400000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1772582400000",
"number": "1073468955",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 35005",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981243405",
"telephone_number": "425-313-8100"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6610 W RIGGIN AVE",
"city": "VISALIA",
"state": "CA",
"postal_code": "932917179",
"telephone_number": "425-313-8100"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "COSTCO WHOLESALE CORPORATION",
"organizational_subpart": "YES",
"parent_organization_legal_business_name": "COSTCO WHOLESALE CORPORATION",
"enumeration_date": "2026-03-04",
"last_updated": "2026-03-04",
"certification_date": "2026-03-04",
"status": "A",
"authorized_official_last_name": "SIEGLOCK",
"authorized_official_first_name": "ERIN",
"authorized_official_title_or_position": "AVP OPTICAL",
"authorized_official_telephone_number": "425-313-8087"
},
"taxonomies": [
{
"code": "332H00000X",
"taxonomy_group": "",
"desc": "Eyewear Supplier",
"state": "NU",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"organization_name": "Costco Optical #1741",
"code": "3",
"type": "Doing Business As"
}
]
}
Other providers in Visalia, CA
- Sabina Cortez
- Oscar Cortinas
- Joel Justin Corvera
- Jose Mario Corvera, P.A-C
- Crystal Brook Costa
- Costco Wholesale Corporation (Costco Hearing Aid #1017)
- Costco Wholesale Corporation (Costco Optical #1017)
- Costco Wholesale Corporation
- Costco Wholesale Corporation (Costco Pharmacy # 1741)
- Costco Wholesale Corporation (Costco Hearing Aid #1741)
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.