Active NPI
Nathanael Tiapula Sizemore
- Behavior Technician
- Cedar Park, TX
National Provider Identifier
1437946357
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Behavior Technician
- License
- RBT-25-412199
- Practice address
- 1603 Medical Park Way Suite 100
Cedar Park, TX 78613 - Phone
- (855) 782-7822
- NPI assigned
- Apr 23, 2025
- Last updated
- Apr 23, 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 |
|---|---|---|---|---|
| Behavior Technician | 106S00000X | RBT-25-412199 | TX | Primary |
Addresses
Primary practice location
1603 Medical Park Way Suite 100
Cedar Park, TX 78613
Mailing address
1603 Medical Park Way Suite 100
Cedar Park, TX 78613
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 |
|---|---|---|---|
| RBT-25-412199 | TX | MD | Behavior Technician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1745366400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745366400000",
"number": "1437946357",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1603 MEDICAL PARK WAY SUITE 100",
"city": "CEDAR PARK",
"state": "TX",
"postal_code": "78613"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1603 MEDICAL PARK WAY SUITE 100",
"city": "CEDAR PARK",
"state": "TX",
"postal_code": "78613",
"telephone_number": "855-782-7822"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SIZEMORE",
"first_name": "NATHANAEL",
"middle_name": "TIAPULA",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2025-04-23",
"last_updated": "2025-04-23",
"certification_date": "2025-04-15",
"status": "A"
},
"taxonomies": [
{
"code": "106S00000X",
"taxonomy_group": "",
"desc": "Behavior Technician",
"state": "TX",
"license": "RBT-25-412199",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Cedar Park, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 23, 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.