Individual provider Active NPI

Nerihan Hadji, DO

  • Nephrology Physician
  • Elgin, IL
National Provider Identifier
1407350069
Registry record updated Apr 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
321045 Issued in NY
Practice address
500 N McLean Blvd
Elgin, IL 60123-3275
Phone
(224) 933-5500
NPI assigned
Mar 20, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 18, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 5101026318 MI
Internal Medicine Physician 207R00000X 036160217 IL
Hospitalist Physician 208M00000X 5101026318 MI
Student in an Organized Health Care Education/Training Program 390200000X
Nephrology Physician 207RN0300X 321045 NY Primary

Addresses

Primary practice location

500 N McLean Blvd
Elgin, IL 60123-3275

Mailing address

500 N McLean Blvd
Elgin, IL 60123-3275
Phone (224) 933-5500

Other practice location 1

2550 Hauser Ross Dr Ste 325
Sycamore, IL 60178-3180
Phone (224) 933-5500

Electronic endpoints 1

TypeEndpointUseAffiliation
Other URL EPIC

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, IL2 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
I20210929002719 MI Practitioner - Hospitalist 4880941152 Reassigns benefits to 1 organization
I20250417003340 IL Practitioner - Internal Medicine 4880941152 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Lincoln Memorial University Medical Department, 2018
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

500 N McLean Blvd
Suite 100
Elgin, IL 60123-3275
Phone (224) 933-5500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036160217ILMDInternal Medicine Physician
321045NYMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Theoria Medical Internal Medicine CurrentSince May 5, 2025 Accepting new patients
Point Care Testing Center, LLC Internal Medicine CurrentSince Jan 18, 2026 Accepting new patients
Lakeland Medical Practices Internal Medicine CurrentSince Aug 5, 2021 Accepting new patients
Complexcare Medical Group Midwest H PLLC Internal Medicine CurrentSince Jul 14, 2025 Accepting new patients
Lakeland Medical Practices Internal Medicine Current Accepting new patients

Locations

471 W Terra Cotta Ave
Crystal Lake, IL 60014
Phone (815) 455-0550

3298 Resource Pkwy
DeKalb, IL 60115
Phone (815) 748-7076

500 N McLean Blvd
Elgin, IL 60123
Phone (224) 227-6178

500 N McLean Blvd
Ste 100
Elgin, IL 60123
Phone (224) 535-9922

2550 Hauser Ross Dr
Ste 350
Sycamore, IL 60178
Phone (815) 754-5010

41800 W 11 Mile Rd
Ste 109
Novi, MI 48375
Phone (833) 578-2763

1234 Napier Ave
Saint Joseph, MI 49085
Phone (269) 982-4941

3950 Hollywood Rd
Ste 280
Saint Joseph, MI 49085
Phone (269) 408-0990

Interoperability endpoints

  • Direct secure messaging: nerihan.hadji@297228672368644.direct.elationemr.com

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 4

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": "1521504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744934400000",
    "number": "1407350069",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "500 N MCLEAN BLVD",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601233275",
            "telephone_number": "224-933-5500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 N MCLEAN BLVD",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601233275",
            "telephone_number": "224-933-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2550 Hauser Ross Dr Ste 325",
            "address_purpose": "LOCATION",
            "city": "Sycamore",
            "state": "IL",
            "postal_code": "601783180",
            "country_code": "US",
            "telephone_number": "224-933-5500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HADJI",
        "first_name": "NERIHAN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-20",
        "last_updated": "2025-04-18",
        "certification_date": "2025-04-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "5101026318",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036160217",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MI",
            "license": "5101026318",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "NY",
            "license": "321045",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "OTHERS",
            "endpointTypeDescription": "Other URL",
            "endpoint": "EPIC",
            "affiliation": "N",
            "address_1": "1234 Napier Ave",
            "city": "Saint Joseph",
            "state": "MI",
            "country_code": "US",
            "postal_code": "490852112",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elgin, IL

Sources for this page

Verify at the official NPI Registry.