Active NPI
Adam Lawrence Zack
- Critical Care Medicine (Internal Medicine) Physician
- Oak Lawn, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Critical Care Medicine (Internal Medicine) Physician
- License
- 036166835
- Practice address
- 4440 W 95TH St Ste Aip
Oak Lawn, IL 60453-2600 - Phone
- (708) 283-5500
- NPI assigned
- Mar 23, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 036166835 | IL | |
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | 036166835 | IL | Primary |
Addresses
Primary practice location
4440 W 95TH St Ste Aip
Oak Lawn, IL 60453-2600
Mailing address
29373 Network PL
Chicago, IL 60673-1293
Phone (847) 390-5900
Other practice location 1
7435 W Talcott Ave
Chicago, IL 60631-3707
Phone (773) 990-7921
Electronic endpoints 3
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| CONNECT URL | https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service | Other | Ability Network |
| Direct Messaging Address | azack297557@direct.myadvocateaurora.org | Direct | |
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ |
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
- Critical Care (Intensivists)
- Education
- Midwestern University, Chicago College of Osteopathic Med, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1500 S Fairfield Ave
Chicago, IL 60608-1782
Phone (773) 542-2000
5645 W Addison St
Chicago, IL 60634-4403
Phone (773) 282-7000
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Community First Healthcare of Illinois, Inc. | Current | Accepting new patients | |
| Cepamerica Illinois LLP | Emergency Medicine | Current | Accepting new patients |
| Cepamerica Illinois LLP | Emergency Medicine | Current | Accepting new patients |
| Community First Healthcare of Illinois, Inc. | Emergency Medicine | Current | Accepting new patients |
| Presence Healthcare Services | Current | Accepting new patients | |
| Cepamerica Illinois LLP | Emergency Medicine | 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
5645 W Addison St
Chicago, IL 60634
Phone (773) 282-7000
7435 W Talcott Ave
Chicago, IL 60631
Phone (773) 467-9977
1500 S Fairfield Ave
Chicago, IL 60608
Phone (773) 257-5701
62311 Collection Ctr Dr
Chicago, IL 60693
1425 N Randall Rd
Elgin, IL 60123
Phone (224) 783-5437
Organizations & group practices 6
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.
-
- Emergency Medicine Physician
- Elgin, IL
- NPI 1912283110
-
- Emergency Medicine Physician
- Chicago, IL
- NPI 1881059897
-
- Emergency Medicine Physician
- Chicago, IL
- NPI 1265954465
-
- Emergency Medicine Physician
- Springfield, IL
- NPI 1871360297
-
- Diagnostic Radiology Physician
- Chicago, IL
- NPI 1053102269
-
- Multi-Specialty Clinic/Center
- Elk Grove Village, IL
- NPI 1932216819
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Chicago, IL
- NPI 1033214416
-
- Psychiatric Hospital Unit
- Chicago, IL
- NPI 1427547538
-
- General Acute Care Hospital
- Chicago, IL
- NPI 1962425611
-
- General Acute Care Hospital
- Chicago, IL
- NPI 1871581314
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1616457600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787702400000",
"number": "1568048015",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "29373 NETWORK PL",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606731293",
"telephone_number": "847-390-5900",
"fax_number": "847-390-4757"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4440 W 95TH ST STE AIP",
"city": "OAK LAWN",
"state": "IL",
"postal_code": "604532600",
"telephone_number": "708-283-5500"
}
],
"practiceLocations": [
{
"address_1": "7435 W Talcott Ave",
"address_purpose": "LOCATION",
"city": "Chicago",
"state": "IL",
"postal_code": "606313707",
"country_code": "US",
"telephone_number": "773-990-7921",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ZACK",
"first_name": "ADAM",
"middle_name": "LAWRENCE",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-03-23",
"last_updated": "2026-08-26",
"certification_date": "2026-08-26",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "IL",
"license": "036166835",
"primary": false
},
{
"code": "207RC0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Critical Care Medicine",
"state": "IL",
"license": "036166835",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
"affiliation": "Y",
"affiliationName": "Ability Network",
"use": "OTHER",
"useDescription": "Other",
"useOtherDescription": "2.16.840.1.113883.3.667.2",
"contentType": "CSV",
"contentTypeDescription": "CSV",
"address_1": "64 S Price Rd Ste B",
"city": "Brownsville",
"state": "TX",
"country_code": "US",
"postal_code": "785212459",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "azack297557@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "4440 W 95th St Ste Aip",
"city": "Oak Lawn",
"state": "IL",
"country_code": "US",
"postal_code": "604532600",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "4440 W 95th St Ste Aip",
"city": "Oak Lawn",
"state": "IL",
"country_code": "US",
"postal_code": "604532600",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Oak Lawn, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 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.