Active NPI
Alexander Brenner, MD
- Psychiatry Physician
- Chicago, IL
National Provider Identifier
1902472699
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- 036.176240
- Practice address
- 1740 W Taylor St
Chicago, IL 60612-7232 - Phone
- (866) 600-2273
- NPI assigned
- Jun 2, 2021
- 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 |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 036.176240 | IL | Primary |
Addresses
Primary practice location
1740 W Taylor St
Chicago, IL 60612-7232
Mailing address
912 S Wood St RM 130B
Chicago, IL 60612-4300
Phone (312) 996-4981
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
Care Compare profile
Medicare Care Compare- Specialty
- Psychiatry
- Education
- Other, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1457 N Halsted St
Chicago, IL 60642-2640
Phone (888) 428-7890
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 036.176240 | IL | MD | Psychiatry Physician |
Interoperability endpoints
- abrenner86971@uihealth.direct-ci.com
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1622592000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759363200000",
"number": "1902472699",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "912 S WOOD ST RM 130B",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606124300",
"telephone_number": "312-996-4981",
"fax_number": "312-996-3514"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1740 W TAYLOR ST",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606127232",
"telephone_number": "866-600-2273"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BRENNER",
"first_name": "ALEXANDER",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-06-02",
"last_updated": "2025-10-02",
"certification_date": "2025-10-02",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "IL",
"license": "036.176240",
"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 Oct 2, 2025; 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.