NPIMap

Individual provider Active NPI

George Jose Naratadam, D.O.

  • Nephrology Physician
  • Melrose Park, IL
National Provider Identifier
1235162637
Registry record updated Jun 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
036120166 Issued in IL
Practice address
675 W North Ave Ste 402
Melrose Park, IL 60160-1624
Phone
(708) 450-4551
Fax
(708) 681-9711
NPI assigned
Jul 9, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X 036120166 IL Primary

Addresses

Primary practice location

675 W North Ave Ste 402
Melrose Park, IL 60160-1624

Mailing address

120 W 22ND St Ste 200
Oak Brook, IL 60523-1563
Phone (630) 573-5000

Other identifiers 1

IdentifierTypeStateIssuer
036120166MedicaidIL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address credentialing@nephdocs.com Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100826000103 IL Practitioner - Nephrology 5496750077 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nephrology
Education
Midwestern University, Chicago College of Osteopathic Med, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

675 W N Ave
Suite 402
Melrose Park, IL 60160-1624
Phone (708) 450-4551

800 Biesterfield Rd
Elk Grove Village, IL 60007-3372
Phone (847) 981-3680

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036120166ILMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Loyola University Medical Center Current Accepting new patients
Nephrology Associates of Northern Illinois, LTD. Nephrology CurrentSince May 1, 2010 Accepting new patients
Nephrology Associates of Northern Illinois, LTD. Nephrology CurrentSince May 1, 2010 Accepting new patients
Linda Roberts & Associates Inc Past Accepting new patients

Locations

3825 Highland Ave
Ste 4C
Downers Grove, IL 60515
Phone (630) 968-1595

800 Biesterfield Rd
Ste 104
Elk Grove Village, IL 60007
Phone (847) 593-9182

120 W 22nd St
Ste 200
Oak Brook, IL 60523
Phone (630) 575-5000

120 W 22nd St
Oak Brook, IL 60523

855 Madison St
Oak Park, IL 60302
Phone (708) 386-1000

Interoperability endpoints

  • Direct secure messaging: gnaratadam51071@direct.luhs.org
  • Direct secure messaging: gnaratadam49679@direct.acumenmd.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 10

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": "1152403200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750118400000",
    "number": "1235162637",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "120 W 22ND ST STE 200",
            "city": "OAK BROOK",
            "state": "IL",
            "postal_code": "605231563",
            "telephone_number": "630-573-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "675 W NORTH AVE STE 402",
            "city": "MELROSE PARK",
            "state": "IL",
            "postal_code": "601601624",
            "telephone_number": "708-450-4551",
            "fax_number": "708-681-9711"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NARATADAM",
        "first_name": "GEORGE",
        "middle_name": "JOSE",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-09",
        "last_updated": "2025-06-17",
        "certification_date": "2025-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "IL",
            "license": "036120166",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036120166",
            "state": "IL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "credentialing@nephdocs.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "120 W 22nd St Ste 200",
            "city": "Oak Brook",
            "state": "IL",
            "country_code": "US",
            "postal_code": "605231563",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Melrose Park, IL

Sources for this page

Verify at the official NPI Registry.