Active NPI
Ellis Oconnor, PSYD
- Clinical Psychologist
- Hoffman Estates, IL
National Provider Identifier
1417818022
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 071.010806
- Practice address
- 2300 N Barrington Rd Ste 400
Hoffman Estates, IL 60169-2036 - Phone
- (847) 309-7475
- NPI assigned
- Nov 21, 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 |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 071.010806 | IL | Primary |
Addresses
Primary practice location
2300 N Barrington Rd Ste 400
Hoffman Estates, IL 60169-2036
Mailing address
316 Harmony Dr
North Aurora, IL 60542-1550
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 |
|---|---|---|---|
| 071.010806 | IL | MD | Clinical Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1763683200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1763683200000",
"number": "1417818022",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "316 HARMONY DR",
"city": "NORTH AURORA",
"state": "IL",
"postal_code": "605421550"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2300 N BARRINGTON RD STE 400",
"city": "HOFFMAN ESTATES",
"state": "IL",
"postal_code": "601692036",
"telephone_number": "847-309-7475"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OCONNOR",
"first_name": "ELLIS",
"name_prefix": "Dr.",
"credential": "PSYD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-11-21",
"last_updated": "2025-11-21",
"certification_date": "2025-11-21",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "IL",
"license": "071.010806",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Hoffman Estates, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 21, 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.