Individual provider Active NPI

Allen Hollingsworth, MD

  • Emergency Medicine Physician
  • Chicago, IL
National Provider Identifier
1992290159
Registry record updated Jun 28, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
125073327 Issued in IL
Practice address
1901 W Harrison St
Chicago, IL 60612-3714
Phone
(312) 864-6000
NPI assigned
Jun 28, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 28, 2018

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 125073327 IL Primary

Addresses

Primary practice location

1901 W Harrison St
Chicago, IL 60612-3714

Mailing address

1901 W Harrison St
Chicago, IL 60612-3714
Phone (312) 864-6000

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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230103000701 IL Practitioner - Emergency Medicine 9739424060 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Texas Medical School at San Antonio, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cepamerica Illinois LLPGroup PAC ID 3274793633, 492 clinicians

Practice addresses (Care Compare)

2900 N Lake Shore Dr
Chicago, IL 60657-5640
Phone (773) 665-3000

Hospital & facility affiliations

  • Presence Saint Joseph Hospital - Chicago Hospital, Chicago, IL, CCN 140224

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Cepamerica Illinois LLP Emergency Medicine CurrentSince Oct 13, 2025 Accepting new patients
Cep America - Illinois, LLP Emergency Medicine CurrentSince Oct 13, 2025 Accepting new patients
Insight Chicago, Inc. CurrentSince Nov 1, 2022 Accepting new patients
Insight Chicago, Inc. CurrentSince Nov 1, 2022 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

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

2525 S Michigan Ave
Chicago, IL 60616
Phone (312) 355-1153

1901 W Harrison St
Chicago, IL 60612
Phone (312) 864-5100

Organizations & group practices 5

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 1

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": "1530144000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1530144000000",
    "number": "1992290159",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1901 W HARRISON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123714",
            "telephone_number": "312-864-6000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1901 W HARRISON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123714",
            "telephone_number": "312-864-6000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLLINGSWORTH",
        "first_name": "ALLEN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-06-28",
        "last_updated": "2018-06-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "125073327",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.