Active NPI
Mary Horban, DO
- Emergency Medicine Physician
- Chicago, IL
National Provider Identifier
1205635471
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- 125.088300
- Practice address
- Ui Health, Gme Office 820 South Wood St
Suite 100, MC 675
Chicago, IL 60612 - Phone
- (312) 996-2933
- NPI assigned
- Mar 11, 2025
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 125.088300 | IL | Primary |
Addresses
Primary practice location
Ui Health, Gme Office 820 South Wood St
Suite 100, MC 675
Chicago, IL 60612
Mailing address
Ui Health, Gme Office 820 South Wood St
Suite 100, MC 675
Chicago, IL 60612
Phone (312) 996-2933
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: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20260616000748 | IL | Order and Referring Only - Emergency Medicine | 0446722987 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1741651200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788912000000",
"number": "1205635471",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "UI HEALTH, GME OFFICE 820 SOUTH WOOD ST",
"address_2": "SUITE 100, MC 675",
"city": "CHICAGO",
"state": "IL",
"postal_code": "60612",
"telephone_number": "312-996-2933"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "UI HEALTH, GME OFFICE 820 SOUTH WOOD ST",
"address_2": "SUITE 100, MC 675",
"city": "CHICAGO",
"state": "IL",
"postal_code": "60612",
"telephone_number": "312-996-2933"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HORBAN",
"first_name": "MARY",
"credential": "DO",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2025-03-11",
"last_updated": "2026-09-09",
"certification_date": "2026-09-09",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "IL",
"license": "125.088300",
"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 Sep 9, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.