Individual provider Active NPI

Anna Fenner, MD

  • Anesthesiology Physician
  • Chicago, IL
National Provider Identifier
1124768304
Registry record updated Jul 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
036179815 Issued in IL
Practice address
820 S Wood St Ste 100
Chicago, IL 60612-4325
Phone
(312) 916-2933
NPI assigned
Mar 29, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 30, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 125.080746 IL
Anesthesiology Physician 207L00000X 036179815 IL Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

820 S Wood St Ste 100
Chicago, IL 60612-4325

Mailing address

820 S Wood St Ste 100
Chicago, IL 60612-4325
Phone (312) 916-2933

Other practice location 1

2160 S 1st Ave
Maywood, IL 60153-3328
Phone (708) 216-9000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
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.

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
125.080746ILMDAnesthesiology Physician

Interoperability endpoints

  • Direct secure messaging: afenner136355@uihealth.direct-ci.com

NPI Registry JSON

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

{
    "created_epoch": "1648512000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785369600000",
    "number": "1124768304",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "820 S WOOD ST STE 100",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606124325",
            "telephone_number": "312-916-2933"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "820 S WOOD ST STE 100",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606124325",
            "telephone_number": "312-916-2933"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2160 S 1st Ave",
            "address_purpose": "LOCATION",
            "city": "Maywood",
            "state": "IL",
            "postal_code": "601533328",
            "country_code": "US",
            "telephone_number": "708-216-9000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FENNER",
        "first_name": "ANNA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-29",
        "last_updated": "2026-07-30",
        "certification_date": "2026-07-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "125.080746",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "036179815",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.