Active NPI
Elvira Rusak
- Behavior Analyst
- Keller, TX
National Provider Identifier
1104416015
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Behavior Analyst
- License
- 7678
- Practice address
- 8821 Davis Blvd Ste 100
Keller, TX 76248-0329 - Phone
- (855) 444-5664
- NPI assigned
- Jan 25, 2021
- 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 |
|---|---|---|---|---|
| Behavior Analyst | 103K00000X | 7678 | TX | Primary |
Addresses
Primary practice location
8821 Davis Blvd Ste 100
Keller, TX 76248-0329
Mailing address
8821 Davis Blvd Ste 100
Keller, TX 76248-0329
Phone (855) 444-5664
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 7678 | TX | MD | Behavioral Analyst |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1611532800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773792000000",
"number": "1104416015",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8821 DAVIS BLVD STE 100",
"city": "KELLER",
"state": "TX",
"postal_code": "762480329",
"telephone_number": "855-444-5664"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8821 DAVIS BLVD STE 100",
"city": "KELLER",
"state": "TX",
"postal_code": "762480329",
"telephone_number": "855-444-5664"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RUSAK",
"first_name": "ELVIRA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-01-25",
"last_updated": "2026-03-18",
"certification_date": "2026-03-18",
"status": "A"
},
"taxonomies": [
{
"code": "103K00000X",
"taxonomy_group": "",
"desc": "Behavior Analyst",
"state": "TX",
"license": "7678",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Keller, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 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.