Individual provider Active NPI

Chioma Adaije Onyenwenyi, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Chicago, IL
National Provider Identifier
1780972182
Registry record updated Jan 9, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
036134539 Issued in IL
Practice address
1901 W. Harrison
Chicago, IL 60612-3714
Phone
(312) 864-6000
NPI assigned
Jul 19, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 9, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 125.059030 IL
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 036134539 IL Primary

Addresses

Primary practice location

1901 W. Harrison
Chicago, IL 60612-3714

Mailing address

40 E 9TH St Apt 916
Chicago, IL 60605-2145
Phone (425) 894-7907

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
I20160827000374 IL Practitioner - Endocrinology 1355636473 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Endocrinology
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Rush University Medical GroupGroup PAC ID 5496658874, 1,521 clinicians

Practice addresses (Care Compare)

520 S Maple Ave
FL 3
Oak Park, IL 60304-1022
Phone (708) 660-5900

Hospital & facility affiliations

  • Rush Oak Park Hospital Hospital, Oak Park, IL, CCN 140063
  • Rush University Medical Center Hospital, Chicago, IL, CCN 140119

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
125.059030ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Rush University Medical Group Internal Medicine CurrentSince Aug 1, 2025 Accepting new patients
Rush University Medical Center Internal Medicine CurrentSince Aug 1, 2025 Accepting new patients
Rush Oak Park Physicians Group Center for Diabetes and Endocrine Endocrinology, Diabetes & Metabolism CurrentSince Sep 6, 2016 Accepting new patients
Gibson Community Hospital Association Past Accepting new patients

Locations

75 Remittance Dr
Dept 1611
Chicago, IL 60675

1700 W Van Buren St
#500
Chicago, IL 60612
Phone (312) 563-2875

75 Remittance Dr
Dept 1620
Chicago, IL 60675

520 S Maple Ave
Fl 3
Oak Park, IL 60304
Phone (708) 660-5900

520 S Maple Ave
Oak Park, IL 60304
Phone (708) 383-9300

Interoperability endpoints

  • Direct secure messaging: conyenwenyi89583@direct.rush.rush-health.com

Organizations & group practices 4

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 3

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": "1311033600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1704758400000",
    "number": "1780972182",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "40 E 9TH ST APT 916",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606052145",
            "telephone_number": "425-894-7907"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1901 W. HARRISON",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123714",
            "telephone_number": "312-864-6000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONYENWENYI",
        "first_name": "CHIOMA",
        "middle_name": "ADAIJE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-07-19",
        "last_updated": "2024-01-09",
        "certification_date": "2024-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.059030",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "IL",
            "license": "036134539",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.