Active NPI
Joshua Joo, OD
- Optometrist
- Glendale, CA
National Provider Identifier
1427858653
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Optometrist
- License
- 36284
- Practice address
- 1025 N Brand Blvd Ste 200
Glendale, CA 91202-3638 - Phone
- (818) 583-9933
- NPI assigned
- Mar 17, 2025
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Optometrist | 152W00000X | 36284 | CA | Primary |
Addresses
Primary practice location
1025 N Brand Blvd Ste 200
Glendale, CA 91202-3638
Mailing address
14726 Ramona Ave Ste 203
Chino, CA 91710-5730
Phone (626) 305-9100
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1742169600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786579200000",
"number": "1427858653",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "14726 RAMONA AVE STE 203",
"city": "CHINO",
"state": "CA",
"postal_code": "917105730",
"telephone_number": "626-305-9100",
"fax_number": "626-305-0152"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1025 N BRAND BLVD STE 200",
"city": "GLENDALE",
"state": "CA",
"postal_code": "912023638",
"telephone_number": "818-583-9933"
}
],
"practiceLocations": [],
"basic": {
"last_name": "JOO",
"first_name": "JOSHUA",
"credential": "OD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2025-03-17",
"last_updated": "2026-08-13",
"certification_date": "2026-08-13",
"status": "A"
},
"taxonomies": [
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "CA",
"license": "36284",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Glendale, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.