Active NPI
Dr. Duke Novak LLC
- Adult Mental Health Clinic/Center
- Roselle, IL
National Provider Identifier
1649009135
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Adult Mental Health Clinic/Center
- Legal business name
- DR. DUKE NOVAK LLC
- Practice address
- 400 Lake St Ste 200
Roselle, IL 60172-3572 - Phone
- (331) 465-9679
- NPI assigned
- Jul 31, 2024
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Christopher Michael Novak, LCSW
- Title
- Social Worker
- Phone
- (847) 857-9860
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Adult Mental Health Clinic/Center | 261QM0850X | Primary |
Addresses
Primary practice location
400 Lake St Ste 200
Roselle, IL 60172-3572
Mailing address
400 Lake St Ste 200
Roselle, IL 60172-3572
Phone (331) 465-9679
National Provider Directory
National Provider DirectoryLocations
400 Lake St
Ste 200
Roselle, IL 60172
Phone (331) 465-9679
Practitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
-
- Marriage & Family Therapist
- Warrenville, IL
- NPI 1467910315
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1722384000000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1757548800000",
"number": "1649009135",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "400 LAKE ST STE 200",
"city": "ROSELLE",
"state": "IL",
"postal_code": "601723572",
"telephone_number": "331-465-9679"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "400 LAKE ST STE 200",
"city": "ROSELLE",
"state": "IL",
"postal_code": "601723572",
"telephone_number": "331-465-9679"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "DR. DUKE NOVAK LLC",
"organizational_subpart": "NO",
"enumeration_date": "2024-07-31",
"last_updated": "2025-09-11",
"certification_date": "2024-07-31",
"status": "A",
"authorized_official_last_name": "NOVAK",
"authorized_official_first_name": "CHRISTOPHER",
"authorized_official_middle_name": "MICHAEL",
"authorized_official_title_or_position": "SOCIAL WORKER",
"authorized_official_telephone_number": "847-857-9860",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "LCSW"
},
"taxonomies": [
{
"code": "261QM0850X",
"taxonomy_group": "",
"desc": "Clinic/Center, Adult Mental Health",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Roselle, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.