Active NPI
Jonathon S Lill, RBT
- Behavior Technician
- Chicago, IL
National Provider Identifier
1285420604
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Behavior Technician
- License
- RBT-23-273439
- Practice address
- 4908 N Elston Ave
Chicago, IL 60630-2506 - Phone
- (773) 205-8505
- Fax
- (630) 495-8200
- NPI assigned
- Apr 15, 2025
- 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 Technician | 106S00000X | RBT-23-273439 | IL | Primary |
Addresses
Primary practice location
4908 N Elston Ave
Chicago, IL 60630-2506
Mailing address
4908 N Elston Ave
Chicago, IL 60630-2506
Phone (773) 205-8505
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-23-273439 | IL | MD | Behavior Technician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1744675200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1744675200000",
"number": "1285420604",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4908 N ELSTON AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606302506",
"telephone_number": "773-205-8505",
"fax_number": "630-495-8200"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4908 N ELSTON AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606302506",
"telephone_number": "773-205-8505",
"fax_number": "630-495-8200"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LILL",
"first_name": "JONATHON",
"middle_name": "S",
"credential": "RBT",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-04-15",
"last_updated": "2025-04-15",
"certification_date": "2025-04-15",
"status": "A"
},
"taxonomies": [
{
"code": "106S00000X",
"taxonomy_group": "",
"desc": "Behavior Technician",
"state": "IL",
"license": "RBT-23-273439",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 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.