Active NPI
William Tirey Davis, BCBA, LBA
- Behavior Analyst
- Knoxville, TN
National Provider Identifier
1508475864
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Behavior Analyst
- License
- 2020-054
- Practice address
- 9234 Kingston Pike
Knoxville, TN 37922-2380 - Phone
- (678) 978-8521
- NPI assigned
- Jul 23, 2020
- Sex
- Male
- 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 | 2020-054 | AL | Primary |
Addresses
Primary practice location
9234 Kingston Pike
Knoxville, TN 37922-2380
Mailing address
9234 Kingston Pike
PMB 474
Knoxville, TN 37922-2380
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 |
|---|---|---|---|
| 2020-054 | AL | MD | Behavioral Analyst |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1595462400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785196800000",
"number": "1508475864",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9234 KINGSTON PIKE",
"address_2": "PMB 474",
"city": "KNOXVILLE",
"state": "TN",
"postal_code": "379222380"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9234 KINGSTON PIKE",
"city": "KNOXVILLE",
"state": "TN",
"postal_code": "379222380",
"telephone_number": "678-978-8521"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DAVIS",
"first_name": "WILLIAM",
"middle_name": "TIREY",
"name_prefix": "Mr.",
"credential": "BCBA, LBA",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-07-23",
"last_updated": "2026-07-28",
"certification_date": "2026-07-28",
"status": "A"
},
"taxonomies": [
{
"code": "103K00000X",
"taxonomy_group": "",
"desc": "Behavior Analyst",
"state": "AL",
"license": "2020-054",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Knoxville, TN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 28, 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.