Individual provider Active NPI

Connor L Shannon, D.O.

  • Anesthesiology Physician
  • Park Ridge, IL
National Provider Identifier
1285896852
Registry record updated Jan 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
036.121712 Issued in IL
Practice address
1775 Dempster St Dept of
Park Ridge, IL 60068-1143
Phone
(847) 723-5524
NPI assigned
Jun 25, 2008
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 6, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 125-051445 IL
Anesthesiology Physician 207L00000X 036.121712 IL Primary

Addresses

Primary practice location

1775 Dempster St Dept of
Park Ridge, IL 60068-1143

Mailing address

29373 Network PL
Chicago, IL 60673-1293
Phone (847) 390-5900

Other practice location 1

251 E Huron St Ste 5-704
Chicago, IL 60611-2908
Phone (312) 695-0061

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address cshannon250872@direct.myadvocateaurora.org
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, WI2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20120127000300 IL Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 5799952057 Reassigns benefits to 2 organizations
I20251212000540 WI Practitioner - Anesthesiology 5799952057 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Critical Care (Intensivists)
Education
Other, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Northwestern Medical Faculty FoundationGroup PAC ID 4587576814, 4,386 clinicians

Practice addresses (Care Compare)

251 E Huron
704 Dept of Anes
Chicago, IL 60611-2908
Phone (312) 926-2280

Hospital & facility affiliations

  • Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
  • Advocate Lutheran General Hospital Hospital, Park Ridge, IL, CCN 140223

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
036.121712ILMDAnesthesiology Physician
125-051445ILMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Feb 1, 2026 Accepting new patients
Advocate Health and Hospitals Corporation Current Accepting new patients
Advocate Health & Hospitals Corporation CurrentSince Sep 9, 2023 Accepting new patients
Midwest Anesthesia Partners, LLC Anesthesiology CurrentSince Sep 1, 2014 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Feb 1, 2026 Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Sep 9, 2023 Accepting new patients
The Medical College of Wisconsin, Inc. Anesthesiology CurrentSince Jan 2, 2026 Accepting new patients
Central Dupage Physician Group Past Accepting new patients

Locations

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

Dept 5777
Carol Stream, IL 60122

251 E Huron St
Ste 5
Chicago, IL 60611
Phone (312) 926-2280

29373 Network Pl
Chicago, IL 60673

251 E Huron St
Ste 5704
Chicago, IL 60611
Phone (312) 695-0061

2900 N Lakeshore
Chicago, IL 60657
Phone (773) 665-3240

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

1775 W Dempster St
Park Ridge, IL 60068
Phone (847) 723-5150

8701 Watertown Plank Rd
Wauwatosa, WI 53226
Phone (414) 456-4100

Interoperability endpoints

  • Direct secure messaging: cshannon250872@direct.myadvocateaurora.org

Organizations & group practices 8

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.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1214352000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767657600000",
    "number": "1285896852",
    "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": "1775 DEMPSTER ST DEPT OF",
            "city": "PARK RIDGE",
            "state": "IL",
            "postal_code": "600681143",
            "telephone_number": "847-723-5524"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "251 E Huron St Ste 5-704",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112908",
            "country_code": "US",
            "telephone_number": "312-695-0061",
            "fax_number": "312-695-9013",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SHANNON",
        "first_name": "CONNOR",
        "middle_name": "L",
        "credential": "D.O.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-06-25",
        "last_updated": "2026-01-06",
        "certification_date": "2026-01-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "125-051445",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "036.121712",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "cshannon250872@direct.myadvocateaurora.org",
            "affiliation": "N",
            "address_1": "1775 Dempster St Dept Of",
            "city": "Park Ridge",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600681143",
            "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": "1775 Dempster St Dept Of",
            "city": "Park Ridge",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600681143",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Park Ridge, IL

Sources for this page

Verify at the official NPI Registry.