Active NPI
Hallie O'Brien, PPS
- School Counselor
- Apple Valley, CA
National Provider Identifier
1386529758
On this page
Key facts
NPPES NPI Registry- Primary specialty
- School Counselor
- Practice address
- 19445 Sitting Bull Rd
Apple Valley, CA 92308-5002 - Phone
- (760) 961-8479
- NPI assigned
- Aug 6, 2025
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| School Counselor | 101YS0200X | Primary |
Addresses
Primary practice location
19445 Sitting Bull Rd
Apple Valley, CA 92308-5002
Mailing address
19445 Sitting Bull Rd
Apple Valley, CA 92308-5002
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
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": "1754438400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754438400000",
"number": "1386529758",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "19445 SITTING BULL RD",
"city": "APPLE VALLEY",
"state": "CA",
"postal_code": "923085002"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "19445 SITTING BULL RD",
"city": "APPLE VALLEY",
"state": "CA",
"postal_code": "923085002",
"telephone_number": "760-961-8479"
}
],
"practiceLocations": [],
"basic": {
"last_name": "O'BRIEN",
"first_name": "HALLIE",
"name_prefix": "Mrs.",
"credential": "PPS",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-08-06",
"last_updated": "2025-08-06",
"certification_date": "2025-08-06",
"status": "A"
},
"taxonomies": [
{
"code": "101YS0200X",
"taxonomy_group": "",
"desc": "Counselor, School",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Apple Valley, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.