Active NPI
Siani Williams, LBS
- Behavior Analyst
- Elkins Park, PA
National Provider Identifier
1558246884
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Behavior Analyst
- License
- BH006841
- Practice address
- 8080 Old York Rd Ste 221
Elkins Park, PA 19027-1425 - Phone
- (866) 600-7598
- 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 |
|---|---|---|---|---|
| Behavior Analyst | 103K00000X | BH006841 | PA | Primary |
Addresses
Primary practice location
8080 Old York Rd Ste 221
Elkins Park, PA 19027-1425
Mailing address
5126 N Carlisle St
Philadelphia, PA 19141-1630
Phone (267) 593-0666
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 |
|---|---|---|---|
| BH006841 | PA | MD | Behavioral Analyst |
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": "1776556800000",
"number": "1558246884",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5126 N CARLISLE ST",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191411630",
"telephone_number": "267-593-0666"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8080 OLD YORK RD STE 221",
"city": "ELKINS PARK",
"state": "PA",
"postal_code": "190271425",
"telephone_number": "866-600-7598"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WILLIAMS",
"first_name": "SIANI",
"credential": "LBS",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-08-06",
"last_updated": "2026-04-19",
"certification_date": "2026-04-19",
"status": "A"
},
"taxonomies": [
{
"code": "103K00000X",
"taxonomy_group": "",
"desc": "Behavior Analyst",
"state": "PA",
"license": "BH006841",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Elkins Park, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 19, 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.