Active NPI
Timothy Lyons, FNP-BC
- Nurse Practitioner
- Warrenville, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 209.033046
- Practice address
- 4575 Weaver Pwky, Ste 200
Warrenville, IL 60555 - Phone
- (630) 717-2600
- Fax
- (630) 718-2608
- NPI assigned
- Aug 26, 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 |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 209.033046 | IL | Primary |
Addresses
Primary practice location
4575 Weaver Pwky, Ste 200
Warrenville, IL 60555
Mailing address
PO Box 713260
Chicago, IL 60677-1260
Phone (630) 469-9200
Other practice location 1
1555 N Barrington Rd
Hoffman Estates, IL 60169-1019
Phone (847) 843-2000
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | tlyons369793@dulyhealthandcare.direct-ci.com | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2025
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1555 Barrington Rd
Hoffman Estates, IL 60169-1019
Phone (847) 843-2000
1800 N Main St
Wheaton, IL 60187-3112
Phone (630) 665-6200
2100 Glenwood Ave
Joliet, IL 60435-5487
Phone (815) 725-2121
25 N Winfield Rd
Winfield, IL 60190-1222
40 S Clay St
Hinsdale, IL 60521-3257
Phone (630) 432-6848
430 Pennsylvania Ave
Glen Ellyn, IL 60137-4464
Phone (630) 469-9200
430 Warrenville Rd
Suite 210
Lisle, IL 60532-1348
Phone (630) 432-6180
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 209.033046 | IL | MD | Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Dupage Medical Group LTD | Current | Accepting new patients | |
| Cepamerica Illinois LLP | Current | Accepting new patients | |
| Cepamerica Illinois LLP | Current | Accepting new patients | |
| Dupage Medical Group LTD | Current | Accepting new patients |
Locations
1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423
3249 Oak Park Ave
Berwyn, IL 60402
Phone (708) 783-2696
1860 Paysphere Cir
Chicago, IL 60674
Phone (630) 469-2000
1555 N Barrington Rd
Hoffman Estates, IL 60169
Phone (847) 490-2923
4575 Weaver Pkwy
Ste 200
Warrenville, IL 60555
25 N Winfield Rd
Ste 300
Winfield, IL 60190
Phone (630) 933-8100
Interoperability endpoints
- tlyons369793@dulyhealthandcare.direct-ci.com
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Multi-Specialty Clinic/Center
- Downers Grove, IL
- NPI 1801833983
-
- Emergency Medicine Physician
- Elgin, IL
- NPI 1912283110
-
- Emergency Medicine Physician
- Chicago, IL
- NPI 1265954465
-
- Emergency Medicine Physician
- Springfield, IL
- NPI 1871360297
-
- Durable Medical Equipment & Medical Supplies
- Glen Ellyn, IL
- NPI 1760979447
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1756166400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1772496000000",
"number": "1164300026",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 713260",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606771260",
"telephone_number": "630-469-9200"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4575 WEAVER PWKY, STE 200",
"city": "WARRENVILLE",
"state": "IL",
"postal_code": "60555",
"telephone_number": "630-717-2600",
"fax_number": "630-718-2608"
}
],
"practiceLocations": [
{
"address_1": "1555 N Barrington Rd",
"address_purpose": "LOCATION",
"city": "Hoffman Estates",
"state": "IL",
"postal_code": "601691019",
"country_code": "US",
"telephone_number": "847-843-2000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LYONS",
"first_name": "TIMOTHY",
"credential": "FNP-BC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-08-26",
"last_updated": "2026-03-03",
"certification_date": "2026-03-03",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "IL",
"license": "209.033046",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "tlyons369793@dulyhealthandcare.direct-ci.com",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "4575 Weaver Pwky, Ste 200",
"city": "Warrenville",
"state": "IL",
"country_code": "US",
"postal_code": "60555",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Warrenville, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.